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HomeMy WebLinkAboutFile Documents.834 W Hallam St.0010.2018 (2).ARBKN 7 T H S T N 6 T H S T N 5 T H S T N 6 T H S T N 7 T H S T B A R N A R D P A R K C T N 8 T H S T HA R B O U R L N W BLE E K E R S T W NO R T H S T W FRA N C I S S T ALLEY W S M U G G L E R S T W HAL L A M S T P O W E R P L A N T R D 18' ' Ø 18' ' Ø 18' ' Ø 18''Ø S S X WV WV E E W SO ET C D D D > > > > > > > > > > D > > > D X X X X X X X 37110DERIC J O N WA L T E R COL O R A D O LICE N S E D P R O F E SSIONA L E N G INEER 7/20/21 SITE 834 W. Hallam Street Lot K & L, Block 10 City and Townsite of Aspen, County of Pitkin, State of Colorado Parcel No: 2737-123-04-002 Area: 6,010 sf± Zoning: Mixed Use (MU) - Historic Designation NO R T H NORTH RevisionDate 923 Cooper Avenue Suite 201 Glenwood Springs, CO 81601 tele: 970.945.5252 fax: 970.384.2833 Engineer or Surveyor Seal Sheet Client Information: PROJECT NO. FILE NAME: Designer: Drafter: Date: N: \ P R O J E C T S \ 2 0 1 7 \ 1 7 0 3 1 - 8 3 4 W H a l l a m \ d w g \ 1 7 0 3 1 - C - T o p o . d w g 7/ 2 0 / 2 0 2 1 1 1 : 3 1 A M ---- ---- ---- ---- ---- 7/20/21 Rev. grading of parking & adj. sw 10/19/20 Rev. Foundation Drain Plan 7/30/18 8th St. Rev. Per COA 7/20/21 BUI DJW 17031-c-topo.dwg 17031 215.266.5211 ASPEN, CO 81611 625 E. MAIN ST., STE. 204 834 WEST HALLAM ASSOCIATES, LLC AS P E N , C O L O R A D O 7/19/18 8th St. Improvements Co n s t r u c t i o n S e t Ti t l e S h e e t 83 4 W . H a l l a m S t r e e t C.1 00 20'40' Scale: 1" = 20' Scale: 1"=20' Site Plan 834 W. Hallam Street Aspen, Colorado Civil Design Plans 7/20/21 Scale: 1"=200' Vicinity Map A.GENERAL NOTES: 1.ALL WORK SHALL BE DONE IN ACCORDANCE WITH CDOT AND THE CITY OF ASPEN MUNICIPAL CODE, CITY OF ASPEN WATER DISTRIBUTION STANDARDS, ENGINEERING DIVISION, GENERAL PROVISIONS, SPECIAL PROVISIONS, ENGINEERING SPECIFICATIONS, REVISIONS TO STANDARD SPECIFICATIONS AND SUPPLEMENTAL SPECIFICATIONS, CDOT STANDARD SPECIFICATIONS, LATEST REVISION. 2.IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO ENSURE THAT ALL WORK IS PERFORMED IN ACCORDANCE WITH APPLICABLE STANDARDS AND REGULATIONS AS SET FORTH BY THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION (O.S.H.A.). 3.NO FIELD CHANGES SHALL BE MADE WITHOUT PRIOR WRITTEN APPROVAL OF THE ENGINEER. 4.SUBMITTALS SHALL BE MADE FOR ALL MATERIALS TO BE INCORPORATED INTO THE PROJECT. 5.THE CONTRACTOR SHALL OBTAIN AN APPROVED TRAFFIC CONTROL PLAN PRIOR TO COMMENCING CONSTRUCTION ACTIVITIES. 6.THE PHYSICAL FEATURES WITHIN THE LIMITS OF THE PROJECT HAVE BEEN SHOWN BASED ON THE BEST AVAILABLE INFORMATION AT THE TIME OF DESIGN. THE CONTRACTOR SHALL REVIEW AND VERIFY EXISTING PHYSICAL FEATURES AND ELEVATIONS THEMSELVES OF THE CONDITIONS TO BE ENCOUNTERED DURING THE CONSTRUCTION. 7.THE CONTRACTOR SHALL LIMIT ALL WORK AND STORAGE AREAS TO THE APPROVED PUBLIC RIGHT-OF-WAYS, THE PROJECT SITE, AND EASEMENTS. USE OF ANY PRIVATE AREAS FOR THIS PROJECT BY THE CONTRACTOR MUST BE APPROVED IN WRITING BY THE PROPERTY OWNER WITH A COPY OF THIS APPROVAL PROVIDED TO THE ENGINEER PRIOR TO USAGE. 8.ALL CONSTRUCTION IS TO INCLUDE COMPACTION AND FINISH GRADING IN THE UNIT PRICE RELATED WORK ITEM. 9.ALL WORK SHALL BE DONE TO THE LINES, GRADES, SECTIONS, AND ELEVATIONS SHOWN ON THE PLANS UNLESS OTHERWISE NOTED OR APPROVED BY THE ENGINEER. 10.ALL MATERIALS AND WORKMANSHIP SHALL BE SUBJECT TO INSPECTION AND APPROVAL BY THE CITY OF ASPEN AND THE ENGINEER. 11.THE ENGINEER SHALL BE NOTIFIED WITHIN 48 HOUR PRIOR TO THE COMMENCEMENT OF ANY CONSTRUCTION. 12.DIMENSIONS AND RADII ARE SHOWN TO THE FLOW LINE OF CURB UNLESS OTHERWISE NOTED. 13.THE CONTRACTOR SHALL LIMIT CONSTRUCTION ACTIVITIES TO THOSE AREAS WITHIN THE LIMITS OF DISTURBANCE AND/OR TOES OF SLOPE AS SHOWN ON THE PLANS. ANY DISTURBANCE BEYOND THESE LIMITS SHALL BE RESTORED TO ORIGINAL CONDITIONS BY THE CONTRACTOR AT HIS/HER OWN EXPENSE. 14.THE CONTRACTOR SHALL NOT REMOVE AND SHALL PROTECT FROM DAMAGE ALL TREES, BUSHES, AND EXISTING IMPROVEMENTS INSIDE AND OUTSIDE THE LIMITS OF WORK. SPECIFIC PROVISIONS ARE SHOWN ON THE PLANS. 15.NO TREES SHALL BE REMOVED OR TRIMMED WITHOUT PRIOR ACKNOWLEDGEMENT OF THE CITY FORESTER, PROPERTY OWNER AND/OR PROJECT ENGINEER. 16.THE CONTRACTOR SHALL PROTECT THE EXISTING DRAINAGE STRUCTURES AND REROUTE ANY RUNOFF AS NECESSARY DURING CONSTRUCTION ACTIVITIES TO PREVENT EROSION AND DAMAGE. 17.THE CONTRACTOR SHALL PROVIDE SAFE PEDESTRIAN ACCESS AT ALL TIMES DURING THE PROJECT. 18.THE CONTRACTOR SHALL CLOSELY MONITOR ACCESS FOR HEAVY CONSTRUCTION EQUIPMENT THROUGH THE PROJECT. 19.WHERE PAVEMENT IS TO ABUT EXISTING PAVEMENT, THE EXISTING PAVEMENT SHALL BE REMOVED TO A NEAT VERTICAL LINE BY FULL DEPTH SAWING. SAWING WILL NOT BE PAID FOR SEPARATELY BUT SHALL BE INCIDENTAL TO “REMOVAL OF ASPHALT PAVEMENT”. THE CONTRACTOR WILL REQUIRED TO PAINT THE EDGE OF CUT PAVEMENT WITH DILUTED EMULSIFIED ASPHALT (SLOW SETTING) PRIOR TO PAVING OPERATIONS. VERTICAL EDGES SHALL NOT REMAIN OVERNIGHT. DILUTED EMULSIFIED ASPHALT FOR TACK COAT SHALL CONSIST OF ONE PART EMULSIFIED ASPHALT AND ONE PART WATER. 20.A DUST PALLIATIVE SHALL BE UTILIZED WHERE REQUIRED. LOCATIONS SHALL BE AS ORDERED. THE COST SHALL BE INCIDENTAL TO OTHER BID ITEMS. 21.THE PHYSICAL FEATURES REQUIRING REMOVAL OR OBLITERATION WITHIN THE PROJECT SHALL BECOME THE PROPERTY OF THE CONTRACTOR AND BE DISPOSED OF OFF-SITE. 22.THE CONTRACTOR SHALL BE RESPONSIBLE FOR PRESERVING ANY MONUMENT, RANGE POINTS, TIES, BENCHMARKS AND/OR SURVEY CONTROL POINTS WHICH MAY BE DISTRIBUTED OR DESTROYED BY CONSTRUCTION. SUCH POINTS SHALL BE REFERENCED AND REPLACED WITH APPROPRIATE MONUMENT BY A REGISTERED PROFESSIONAL LAND SURVEYOR AUTHORIZED TO PRACTICE LAND SURVEYING IN THE STATE OF COLORADO. 23.THE CONTRACTOR SHALL HAVE A COPY OF ALL APPLICABLE STANDARDS ON SITE FOR THE DURATION OF THE PROJECT. 24.THE CONTRACTOR SHALL NOT STOCKPILE MATERIAL WITHIN 10 FEET OF THE EDGE OF TRAVELED WAY. 25.ANY LAYER OF BITUMINOUS PAVEMENT THAT IS TO HAVE SUCCEEDING LAYER PLACED THEREON SHALL BE COMPLETED FULL WIDTH BEFORE SUCCEEDING LAYER IS PLACED. 26.BEFORE PLACEMENT OF THE TACK COAT, THE CONTRACTOR SHALL CLEAN THE PRESENT ROADWAY AS DIRECTED. CLEANING WILL NOT BE PAID FOR SEPARATELY, BUT SHALL BE INCLUDED IN THE COST OF THE PROJECT. 27.A TACK COAT OF EMULSIFIED ASPHALT (SLOW SETTING) IS TO BE APPLIED BETWEEN PAVEMENT COURSES TO IMPROVE BOND. DILUTED EMULSIFIED ASPHALT FOR TACK COAT SHALL CONSIST OF 1 PART EMULSIFIED ASPHALT AND 1 PART WATER. 28.STORM INLET STATIONING AND ELEVATION REFERENCE CENTER OF BOX. STORM MANHOLE STATIONING REFERENCE CENTER OF MANHOLE. 29.THE CONTRACTOR SHALL FURNISH, INSTALL, AND MAINTAIN TEMPORARY TRAFFIC CONTROL DEVICES NECESSARY THROUGHOUT THE DURATION OF CONSTRUCTION. 30.ANY DISCREPANCY WITHIN THESE PLANS SHOULD BE BROUGHT TO THE IMMEDIATE ATTENTION OF THE ENGINEER AND WORK SHALL STOP UNTIL THE DISCREPANCY IS DISCUSSED AND DECISIONS/AGREEMENTS HAVE BEEN MADE. 31.ALL USES AND CONSTRUCTION SHALL COMPLY WITH THE CITY OF ASPEN WATER DISTRIBUTION STANDARDS. B.EARTHWORK: 1.THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE LEGAL DISPOSAL OF ANY EXCESS SOIL, DEBRIS AND WASTE MATERIAL OFF OF THE PROJECT SITE. 2.ANY MATERIAL NOT SUITABLE FOR BACKFILL SHALL BE REMOVED FROM THE SITE AND DISPOSED OF, BY AND AT THE EXPENSE OF THE CONTRACTOR. C.TREE PROTECTION: 1.A CONSTRUCTION FENCE MUST BE ERECTED ALONG THE ENTIRE DRIPLINE OF ALL TREES ON SITE. THIS FENCE IS TO BE CONSTRUCTED IN SUCH A MANNER THAT THE AREA INSIDE THE DRIPLINE IS PROTECTED. AN INSPECTION OF THIS FENCE MUST BE PERFORMED BEFORE ANY CONSTRUCTION OR DEMOLITION ACTIVITIES BEGIN. PLEASE ARRANGE THIS INSPECTION WITH THE CITY FORESTER AT 429-2034. 2.NO MATERIALS MAY BE STORED WITHIN THIS PROTECTION AREA, INCLUDING BUT NOT LIMITED TO, CONSTRUCTION BACKFILL, CONSTRUCTION TRAFFIC, OR ANY OTHER CONSTRUCTION MATERIALS. 3.NO EXCAVATION WITHIN THIS AREA MAY BE PERFORMED WITHOUT THE CONSENT OF THE CITY OF ASPEN FORESTER OR HIS DESIGNEE. D.BENCHMARK AND SURVEY CONTROL: 1.THE CONTRACTOR SHALL BE RESPONSIBLE FOR CONSTRUCTION STAKING OF BOTH HORIZONTAL AND VERTICAL LAYOUT ON THIS PROJECT. COORDINATES ARE REFERENCED IN THE COORDINATE LIST SHOWN ON THESE PLANS. THE CONTRACTOR SHALL COORDINATE WITH THE PROJECT ENGINEER FOR INTERPRETATION AND INFORMATION IN STAKING OF THE PROJECT FOR CONSTRUCTION. 2.PRIOR TO PROJECT COMPLETION, THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE REPLACEMENT OF ANY PROPERTY MONUMENTATION DISTURBED OR REMOVED BY CONSTRUCTION OPERATIONS. THIS WORK SHALL BE PERFORMED BY A LAND SURVEYOR LICENSED IN THE STATE OF COLORADO. PROPERTY CORNERS WHICH FALL WITHIN NEW CONCRETE FLATWORK SHALL BE DURABLE AND SET FLUSH. THIS SHALL BE CONSIDERED INCIDENTAL TO THE PROJECT. E.STRIPING AND SIGNAGE GENERAL NOTES: 1.INSTALLATION OF ALL STRIPING, SIGNS AND PAVEMENT MARKING SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR. 2.THE CONTRACTOR SHALL BE RESPONSIBLE FOR ALL REMOVAL OF EXISTING PAVEMENT MARKINGS (SCARRING OF PAVEMENT IS NOT PERMITTED). AT NO TIME WILL IT BE ACCEPTABLE TO PAINT OVER EXISTING PAVEMENT MARKINGS. 3.ALL STRIPING AND SIGNING SHALL CONFORM TO THE MOST RECENT ADOPTED EDITION OF THE FOLLOWING MANUALS AND THEIR SUPPLEMENTAL AMENDMENTS: a.MANUAL ON UNIFORM TRAFFIC CONTROL DEVICES (M.U.T.C.D.) 4.ALL SIGNING AND STRIPING IS SUBJECT TO THE APPROVAL OF THE TOWN PRIOR TO INSTALLATION AND/OR REMOVAL. 5.CONTRACTOR SHALL REMOVE ALL CONFLICTING STRIPING, PAVEMENT MARKINGS AND LEGENDS BY HYDROBLASTING, SANDBLASTING AND/OR GRINDING. ANY DEBRIS SHALL BE PROMPTLY REMOVED BY THE CONTRACTOR. 6.ALL TRAFFIC SIGNS SHALL HAVE MINIMUM HIGH INTENSITY GRADE SHEETING. 7.ANY DEVIATION FROM THE STRIPING AND SIGNING PLANS SHALL BE APPROVED BY THE ENGINEER OF WORK AND THE TOWN PRIOR TO ANY CHANGES BEING MADE IN THE FIELD. 8.ALL SIGNS SHOWN ON THE STRIPING AND SIGNING PLANS SHALL BE NEW SIGNS PROVIDED AND INSTALLED BY THE CONTRACTOR, EXCEPT FOR EXISTING SIGNS SPECIFICALLY INDICATED TO BE RELOCATED OR TO REMAIN. 9.STRIPED CROSSWALKS SHALL HAVE AN INSIDE DIMENSION OF 10 FEET AND CONTINENTAL CROSSWALKS SHALL HAVE A MINIMUM WIDTH OF 9 FEET UNLESS INDICATED OTHERWISE. 10.ALL LIMIT LINES/STOP LINES, CROSSWALK LINES, PAVEMENT LEGENDS, AND ARROWS (EXCEPT WITHIN BIKE LANES) SHALL BE A MINIMUM OF 90MIL THICKNESS THERMOPLASTIC OR PREFORM PLASTIC TAPE. 11.ALL LONGITUDINAL LINES SHALL BE A MINIMUM OF 15MIL THICKNESS EPOXY. F.GENERAL CONSTRUCTION NOTES: 1.THE CONTRACTOR SHALL BE RESPONSIBLE FOR FURNISHING ALL LABOR, MATERIAL, EQUIPMENT AND INCIDENTAL ITEMS NEEDED TO PROVIDE ADEQUATE CONSTRUCTION SIGNING, BARRICADES, TRAFFIC CONTROL DEVICES AND OTHER RELATED ITEMS FOR THE PROJECT AREAS, DURING THE CONSTRUCTION PERIOD. 2.ALL SIDEWALK AND PAVED DRIVEWAY REMOVALS SHALL BE BOUNDED BY JOINTS OR SAWCUTS. SAWCUTTING IS TO BE CONSIDERED AN INCIDENTAL ITEM AND THE COST OF THIS ITEM IS TO BE INCLUDED IN OTHER PAY ITEMS. 3.THE CONTRACTOR SHALL TAKE SPECIAL CARE NOT TO DAMAGE TREES AND SHRUBS UNLESS SO DIRECTED BY THE PROJECT ENGINEER. 4.THE CONTRACTOR SHALL VERIFY ALL DIMENSIONS AND ELEVATIONS PRIOR TO THE START OF WORK. 5.ANY SURPLUS EXCAVATION TO INCLUDE BUT NOT LIMITED TO THE REMOVAL OF LANDSCAPING FOR SIDEWALK INSTALLATION SHALL BECOME THE PROPERTY OF THE CONTRACTOR, AND DISPOSAL SHALL BE THE CONTRACTOR'S RESPONSIBILITY AT NO ADDITIONAL COST. 6.THE CONTRACTOR SHALL BE RESPONSIBLE FOR ALL SURVEYING AND CONSTRUCTION STAKING FOR THE PROJECT. ALL GRADING AND SURFACING SHALL BE IN ACCORDANCE WITH THE PLAN SHEETS. 7.THE CONTRACTOR SHALL REMOVE AND STOCKPILE ALL SALVAGED TOPSOIL TO BE USED LATER AS BACKFILL BEHIND CURBS AND DRIVES OR IN THE RESTORATION OF DISTURBED AREAS. THIS WORK IS TO BE CONSIDERED AN INCIDENTAL ITEM AND THE COST OF THIS ITEM IS TO BE INCLUDED IN OTHER PAY ITEMS. 8.THE CONTRACTOR SHALL LEVEL ALL DISTURBED AREAS WITH TOPSOIL AND HAND-RAKE TO A UNIFORM APPEARANCE. THE AREA SHALL BE SEEDED WITH PROTECTIVE STRAW MAT COVER DURING WINTER MONTHS OR SODDED ALL OTHER TIMES. THIS WORK IS TO BE CONSIDERED AN INCIDENTAL ITEM. G.NPDES DRAINAGE WATER QUALITY NOTES: 1.THE CONTRACTOR AND/OR THEIR AUTHORIZED AGENTS SHALL REMOVE ALL SEDIMENTS, MUD, AND CONSTRUCTION DEBRIS THAT MAY ACCUMULATE IN THE FLOWLINES AND PUBLIC RIGHTS-OF-WAY AS A RESULT OF THIS CONSTRUCTION PROJECT. SAID REMOVAL SHALL BE CONDUCTED IN A TIMELY MANNER. 2.THE DISCHARGE OF WATER CONTAINING WASTE CONCRETE TO THE STORM SEWER IS PROHIBITED. 3.THE CONTRACTOR SHALL PROTECT ALL STORM SEWER FACILITIES ADJACENT TO ANY LOCATION WHERE PAVEMENT CUTTING OPERATION, INVOLVING WHEEL CUTTING, SAW CUTTING OR ABRASIVE WATER JUST CUTTING ARE TO TAKE PLACE. THE CONTRACTOR SHALL REMOVE AND PROPERLY DISPOSE OF ALL WASTE PRODUCTS GENERATED BY SAID CUTTING OPERATIONS ON A DAILY BASIS. THE DISCHARGE OF ANY WATER CONTAMINATED BY WASTE PRODUCTS FROM CUTTING OPERATIONS TO THE STORM SEWER IS PROHIBITED. 4.THE CONTRACTOR MUST KEEP ALL POLLUTANTS, INCLUDING TRENCH BACKFILL MATERIAL, FROM WASHING INTO THE STORM SEWER SYSTEM. 5.THE CONTRACTOR SHALL BE RESPONSIBLE FOR OBTAINING A STORM WATER MANAGEMENT PLAN PERMIT IF THE PROJECT MEETS MINIMUM REQUIREMENTS FOR A PERMIT. H.TRAFFIC GENERAL NOTES: 1.THE CONTRACTOR SHALL BE RESPONSIBLE FOR ALL NEW, TEMPORARY AND EXISTING TRAFFIC SIGNS FROM THE START OF CONSTRUCTION PROJECT UNTIL ACCEPTANCE BY THE CITY TRAFFIC ENGINEER. 2.ALL TRAFFIC SIGNS, PAVEMENT MARKINGS, AND TRAFFIC SIGNALS SHALL MEET OR EXCEED MANUAL ON UNIFORM TRAFFIC CONTROL DEVICES (M.U.T.C.D.) STANDARDS. 3.THE CONTRACTOR SHALL PREPARE A DETAILED TRAFFIC CONTROL PLAN, SUBMIT TO THE TOWN FOR APPROVAL, AND OBTAIN APPROPRIATE PERMITS. 4.THE CONTRACTOR SHALL BE RESPONSIBLE FOR ALL WORK ZONE TRAFFIC CONTROL. CONTRACTOR SHALL BE RESPONSIBLE FOR FURNISHING, INSTALLING, AND MAINTAINING THE TEMPORARY TRAFFIC CONTROL DEVICES THROUGHOUT THE DURATION OF THE PROJECT. I.UTILITY GENERAL NOTES: 1.ANY CONTRACTOR-CAUSED DAMAGE TO UTILITY AND/OR SERVICE LINES SHOWN OR NOT SHOWN ON THE PLANS, SHALL BE REPAIRED OR REPLACED AT NO COST TO THE CITY OF ASPEN AND SHALL BE ACCOMPLISHED BY THE CONTRACTOR, SUBCONTRACTOR OR AS APPROVED BY THE CITY ENGINEER. THE CONTRACTOR SHALL BE RESPONSIBLE FOR NOTIFYING ALL UTILITY COMPANIES PRIOR TO COMMENCING WORK IN THE PROJECT AREA. LIKEWISE, THE CONTRACTOR IS RESPONSIBLE FOR COORDINATING HIS WORK AND THAT OF THE INVOLVED UTILITIES IN THE PROJECT AREA. 2.UTILITY LINES SHOWN ON THE PLAN SHEETS ARE LOCATED FROM THE BEST AVAILABLE INFORMATION. THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE VERIFICATION AND PROTECTION OF ALL UTILITIES IN PLACE. 3.THE CONTRACTOR SHALL CONTACT THE UTILITY NOTIFICATION CENTER OF COLORADO AT 811 TWO BUSINESS DAYS IN ADVANCE OF ANY EXCAVATION OR GRADING. THE CONTRACTOR SHALL CONTACT THE COA UTILITY FRONT DESK AT (970) 920-5110 FOR LOCATES AND WORK REQUESTS. 4.THE CONTRACTOR SHALL PROTECT AND MAINTAIN ALL UTILITY AND STRUCTURES AFFECTED BY THE WORK AND ANY DAMAGE SHALL BE REPAIRED AND RESTORED TO THE SATISFACTION OF THE CITY OF ASPEN. THE CONTRACTOR IS RESPONSIBLE FOR THE LOCATION AND PROTECTION OF ALL UTILITIES DURING CONSTRUCTION. THE CONTRACTOR SHALL COORDINATE ALL UTILITY RELOCATIONS WITH UTILITY OWNER AS NECESSARY. 5.EXCAVATION AT GAS LINES: TEMPORARY COVER DURING CONSTRUCTION SHALL BE AT LEAST 18 INCHES OVER THE GAS CONDUIT. FINISH GRADE MUST BE AT LEAST 2 FEET AND NO MORE THAN 6 FEET OVER THE GAS CONDUIT. 6.EXISTING UNDERGROUND TELEPHONE, FIBER AND CABLE TELEVISION FACILITIES MAY BE LOCATED IN CLOSE PROXIMITY TO THE WORK. THE CONTRACTOR MAY, IF NECESSARY TEMPORARILY DISPLACE THE CABLES DURING CONSTRUCTION AND REINSTALL THEM IN ACCORDANCE WITH THE APPROPRIATE TELEPHONE, FIBER OR CABLEVISION COMPANY'S GUIDELINES. COORDINATION WITH BOTH THE TELEPHONE AND CABLE TELEVISION COMPANY IS REQUIRED TO BE DONE BY THE CONTRACTOR. 7.ALL WORK DONE ON OR AROUND WATER OR SEWER FACILITIES MUST BE INSPECTED BY A CITY OF ASPEN INSPECTOR OR DESIGNEE. THE CONTRACTOR IS REQUIRED TO NOTIFY THE CITY OF ASPEN TWO WORKING DAYS PRIOR TO BEGINNING CONSTRUCTION. 8.THE CONTRACTOR SHALL AT THEIR EXPENSE, SUPPORT AND PROTECT ALL WATER MAINS SO THAT THEY WILL FUNCTION CONTINUOUSLY DURING CONSTRUCTION EXCEPT THOSE DESIGNATED TO BE TEMPORARILY SHUT DOWN. TEMPORARY WATER SERVICE DISRUPTION SHALL BE DONE TO MINIMIZE THE EFFECTS ON CITY OF ASPEN UTILITY CUSTOMERS. SHOULD A WATER MAIN FAIL AS A RESULT OF THE CONTRACTOR'S OPERATIONS, IT WILL BE REPAIRED IMMEDIATELY BY EITHER THE CONTRACTOR OR THE WATER DEPARTMENT AT THE FULL COST OF LABOR AND MATERIALS TO THE CONTRACTOR. REPAIR SHALL BE AT THE NOTICE, INSPECTION, DIRECTION AND APPROVAL OF THE COA WATER DEPARTMENT OPERATOR IN RESPONSIBLE CHARGE. 9.ALL VALVE BOXES, CLEANOUTS, MANHOLES, GUYWIRES, SHALL BE ADJUSTED TO FINAL GRADE. 10.ALL USES AND CONSTRUCTION SHALL COMPLY WITH THE CITY OF ASPEN WATER DISTRIBUTION STANDARDS. 11.TWO (2) DAYS PRIOR TO WORK COMMENCEMENT A PRECONSTRUCTION MEETING SHALL BE SCHEDULED WITH THE COA WATER DEPARTMENT. J.ADDITIONAL BOUNDARIES UNLIMITED NOTES: 1.FINISH FLOOR ELEVATIONS ARE AS DICTATED BY OTHERS. 2.SLOPES ARE NON-HAZARDOUS. 3.THE SUBJECT BUILDING SITE LIES WITHIN ZONE X (AREAS DETERMINED TO BE OUTSIDE 500-YEAR FLOOD PLAIN) ACCORDING TO FEMA FLOOD INSURANCE RATE MAP COMMUNITY PANEL NO. 08097C0204C HAVING AN EFFECTIVE DATE OF JUNE 4, 1987. 4.THIS PROPERTY LIES ENTIRELY OUTSIDE OF THE CITY OF ASPEN MUDFLOW ZONE AREA AS DEPICTED ON THE MAP OF ASPEN MOUNTAIN MUD FLOW ZONES, FIG. 7.1, SURFACE DRAINAGE MASTER PLAN. 5.THIS PROPERTY LIES ENTIRELY OUTSIDE OF THE CITY OF ASPEN GREENLINE 8040 AREA PER THE CITY OF ASPEN INTERACTIVE WEBSITE, ACCESSED 10/16/17. 6.SURVEY INFORMATION PROVIDED BY ASPEN SURVEY ENGINEERS, JOB NO. 43354C, DATED 10/17. BASIS OF BEARINGS F0R THIS SURVEY IS A BEARING N14°50'49"E BETWEEN REBAR AND YELLOW PLASTIC CAP #14111 FOUND AT THE THE S.W. CORNER OF LOT K, BLOCK 10 AND AN ALUMINUM CAP FOUND AT THE N.W. CORNER OF LOT A, BLOCK 9. 7.ELEVATIONS BASED UPON CITY OF ASPEN GPS MONUMENT NO. 20, (7906.41') 1988 DATUM. CONTOUR INTERVAL IS 1 (ONE) FOOT. BENCHMARK=7917.8' AT S.E. PROPERTY CORNER. 8.UTILITIES WERE LOCATED ON 09/19/2017 AND 10/04/17. SOURCE INFORMATION FROM PLANS AND MARKINGS WILL BE COMBINED WITH OBSERVED EVIDENCE OF UTILITIES TO DEVELOP A VIEW OF THOSE UNDERGROUND UTILITIES. HOWEVER, LACKING EXCAVATION, THE EXACT LOCATION OF UNDERGROUND FEATURES CANNOT BE ACCURATELY, COMPLETELY AND RELIABLY DEPICTED. WHERE ADDITIONAL OR MORE DETAILED INFORMATION IS REQUIRED, THE CLIENT IS ADVISED THAT EXCAVATION MAY BE NECESSARY. 9.SITE HAND AND GUARD RAILING BY OTHERS. 10.SEE ARCHITECTURAL, LANDSCAPING AND AND STRUCTURAL ENGINEERING PLANS FOR ADDITIONAL BUILDING ,LANDSCAPE AND FOUNDATION INFORMATION. 11.COMPACTION MUST BE ATTAINED AND COMPACTION RESULTS SUBMITTED TO THE CITY AND THE ENGINEER PRIOR TO ACCEPTANCE. COMPACTION SHALL MEET OR EXCEED CITY REGULATIONS. THE MINIMUM COMPACTION STANDARD SHALL BE 95% STANDARD PROCTOR UNLESS OTHERWISE SPECIFIED BY THE GEOTECHNICAL ENGINEER. 12.THE CONTRACTOR SHALL ENSURE DRAINAGE AWAY FROM ALL STRUCTURES IN ALL DIRECTIONS. 13.THE CONTRACTOR SHALL AT ALL TIMES KEEP TWO FULL SETS OF CONTRACT DRAWINGS MARKED UP TO INDICATE THE AS-BUILT CONDITIONS. THE DRAWINGS SHALL BE PROVIDED TO THE OWNER AND THE ENGINEER UPON COMPLETION OF THE WORK. WHERE PRACTICAL, THE CONTRACTOR IS TO PROVIDE AT LEAST TWO TIES FROM PHYSICAL MONUMENTS TO ALL FITTINGS, VALVES, MANHOLES, AND THE END OF ALL SERVICE LINES. 14.ON-SITE OBSERVATIONS AND REVIEW CONDUCTED BY THE CITY OR THE PROJECT ENGINEER OF CONSTRUCTION WORK IN PROGRESS ARE NOT TO BE CONSTRUED AS A GUARANTEE OR WARRANTY BY THE CITY OR THE PROJECT ENGINEER OF THE COMPLETED WORK AND THE CONTRACTOR'S RESPONSIBILITIES. 15.THE CONTRACTOR SHALL NOT SCALE DRAWINGS FOR CONSTRUCTION PURPOSES. ANY MISSING DIMENSIONS OR DISCREPANCIES IN PLANS, FIELD STAKING, OR PHYSICAL FEATURES SHALL BE BROUGHT TO THE ATTENTION OF THE PROJECT ENGINEER. IF THE CONTRACTOR PROCEEDS WITH THE WORK WITHOUT NOTIFYING THE ENGINEER, HE DOES SO AT HIS OWN RISK. 16.ALL PRODUCT INFORMATION SHOWN IS AS PROVIDED BY THE MANUFACTURER. THE CONTRACTOR IS RESPONSIBLE FOR REVIEWING AND COMPLYING WITH THE MANUFACTURER'S RECOMMENDATIONS AND SPECIFICATIONS FOR THE INSTALLATION OF ALL MATERIALS WITH SPECIAL ATTENTION TO PROPER SEALING OF MATING SURFACES. THE CONTRACTOR SHALL IMMEDIATELY CONTACT THE ENGINEER IF ANY DISCREPANCIES ARE FOUND BETWEEN THE DELIVERED PRODUCTS AND THOSE SHOWN ON THIS PLAN. 17.THE FOUNDATION DRAIN SYSTEM SHALL BE INSTALLED PER THE RECOMMENDATION OF THE STRUCTURAL AND GEOTECHNICAL ENGINEERS. 18.ALL STORM DRAIN PIPES SHALL BE INSTALLED WITH 1% MINIMUM SLOPE TO THE OUTFALL POINTS UNLESS OTHERWISE INDICATED. HEAT TAPE SHALL BE INSTALLED IN ALL EXTERIOR ROOF GUTTERS, DRAIN PIPES, AREA DRAINS, TRENCH DRAINS AND GRATED STRUCTURES. ALL PIPES SHALL BE INSTALLED WITH WATERTIGHT CONNECTIONS. 19.ACCUMULATED SNOWFALL SHALL BE REMOVED TO GRASS AREA TO ENSURE THAT PROPER DRAINAGE AWAY FROM THE BUILDING IS MAINTAINED. 20.FINISH GRADE & SPOT ELEVATIONS ASSUME THAT THE FOUNDATION WALLS EXTEND TO OR ABOVE THE BUILDING FINISH FLOOR & HANGER FLOOR JOISTS ARE USED. NO R T H Sheet Set Sheet Description C.1 Title Sheet C.2 Site Demolition Plan C.3 Site Plan C.4 Erosion Control Plan C.5 Ditch Box Culvert Plan C.6 Foundation Drain Plan C.7 Utility & Underground Piping Plan C.8 Grading & Drainage Plan-Onsite C.9 Grading & Drainage Plan-8th Street D.1 COA Water Dept. Details Highwa y 8 2 / W . H a l l a m S t . 834 W. Hallam St.N. 8 t h S t r e e t Alley Bl o c k 1 0 DS 7965 LEGEND 7965 4''Ø 4''Ø X X X C/O 8''Ø 8''Ø WSO WM GRADE AROUND THE PERIMETER OF BUILDING AS NECESSARY AT 2.5% FOR 10-FEET MIN. IN PAVED AREAS AND 10% FOR 5-FEET MIN. IN UNPAVED AREA, UNLESS OTHERWISE INDICATED TO ENSURE PROPER DRAINAGE AWAY FROM THE FOUNDATION. EXISTING/PROPOSED ASPHALT PROPOSED IMPERVIOUS WALK/PATIO (CONCRETE OR PAVERS) PROPOSED GRASS/LAWN EXISTING CONTOUR PROPOSED CONTOUR PROPERTY LINE SETBACK EXISTING FENCE EXISTING/PROPOSED WATER SERVICE/SHUTOFF/METER EXISTING/PROPOSED SEWER SERVICE/CLEANOUT EXISTING/PROPOSED GAS PROPOSED FOUNDATION DRAIN SYSTEM (BY OTHERS) HEAT TAPE PROPOSED 4"Ø PVC STORM PIPE (WATERTIGHT) PROPOSED 8"Ø PVC STORM PIPE (WATERTIGHT) GENERAL DIRECTION OF FLOW PROPOSED DOWNSPOUT/RAIN CHAIN 1 T CE EXISTING/PROPOSED UTILITY PEDESTALS & METERS T CE GM EM WS WS WSWS SL SL SLSL GG DESCRIPTION KEY1 PROPOSED 6"Ø PVC STORM PIPE (WATERTIGHT)6''Ø 6''Ø EXISTING/PROPOSED SEWERSSSS EXISTING/PROPOSED WATER MAINWW S WV EXISTING/PROPOSED ELECTRICEE EXISTING/PROPOSED TELEPHONETT PROPOSED 4"Ø PERF. UNDERDRAIN PIPE NOTE: THIS PLAN IS INTENDED TO BE PLOTTED IN COLOR. FAILURE TO DO SO MAY RESULT IN MISSING DATA AND INFORMATION CRITICAL TO THE PROJECT. / / / / / / / TEMPORARY EROSION CONTROL LOGS OR ROCK SOCKS PROPOSED SWALE FLOWLINE>>>> 18' ' Ø 18' ' Ø 18' ' Ø 18' ' Ø 18' ' Ø 18' ' Ø 18' ' Ø 18''Ø 18''Ø W W W W W W W W W W W W W W W W W W W W E E E E E E E E E E E E E E E E E E E E T T T T T T T T T T T E E E E E E E E E E E E T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T E T T T T T T T T T T T T T T T T T T T T T T S S X X X SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS WV WV E E W SO ET C HY D W W W > > > > > > > > > > > > > > > > > > > > > > > > > > > > > S D D 7915 79 1 6 7 9 1 7 79 1 7 7917X X X X X X X X X X X X X X X 7915 IRON FENCE TO REMAIN COVER THE DITCH WITH TEMPORARY PLYWOOD DURING CONSTRUCTION. LOCATED AND CAP THE EX. WATER SERVICES AT THE MAIN PER COA WATER DEPT. STANDARDS. PIPE TO BE RETIRED IN PLACE. (USE TRENCH BOX) EX. GAS SERVICE TO BE CAPPED AT THE MAIN. PIPE TO BE RETIRED IN PLACE. LIGHTS TO BE REMOVED REMOVE WATER SHUTOFF VALVE RISER REMOVE THE EX. SEWER AND ELECTRIC SERVICES (PRESCRIPTIVE USE ESMT) INSTALL CONSTRUCTION AND SOUND BARRIER FENCING REMOVE THE EX. TELEPHONE SERVICE THE COA HALLAM ST. PROJECT WILL BE RUNNING NEW ELECTRIC TO THIS TRANSFORMER THROUGH THE ALLEY TO HALLAM ST. THE CONTRACTOR FOR THIS PROJECT SHALL BE RESPONSIBLE FOR COORDINATION WITH THE COA CONTRACTOR TO COORDINATE TIMING BETWEEN THE PROJECTS AND ENSURE THAT THE ALLEY IS FREE AND CLEAR OF OBSTRUCTIONS. PRESCRIPTIVE USE EASEMENT FOR UTILITIES 38"/15' DECIDUOUS TO REMAIN TEMPORARY COURSE GRAVEL MUD TRACKING PAD HISTORIC FOOTPRINT OF BUILDING TO REMAIN ON SITE, NON-HISTORIC TO BE REMOVED. LOT K & L, BLOCK 10 PROPOSED SITE CAD FILES PROVIDED FORUM PHI 9/19/17 WOOD WALK TO BE REMOVED 8"/8' CONIFEROUS TO BE REMOVED 13"/12' CONIFEROUS TO BE REMOVED 12"/10' CONIFEROUS TO BE REMOVED 13"/12' CONIFEROUS TO BE REMOVED S 1 4 ° 5 0 ' 4 9 " W 1 0 0 . 0 0 ' N 75°09 ' 1 1 " W 6 0 . 1 0 ' S 75°09 ' 1 1 " E 6 0 . 1 0 ' N 1 4 ° 5 0 ' 4 9 " E 1 0 0 . 0 0 ' S89°24'39"E 613.38' N 72°19' 4 7 " E 291.42' CITY OF ASPEN GPS #20 CITY OF ASPEN GPS #9 EX . P E R V I O U S PA V E R S SIDEWALK TO REMAIN 30"/15' DECIDUOUS TO REMAIN 36"/20 DECIDUOUS TO REMAIN 36"/20' DECIDUOUS TO REMAIN 36"/22' DECIDUOUS TO REMAIN EX. UTILITY PEDESTALS EX. UTILITY TRANSFORMER EX. SAN. SEWER MANHOLE RIM: 7915.91' IO:7911.66' 10' I R R I G A T I O N E S M T . EX. C U L V E R T T O B E R E P L A C E D (SE E S H E E T # C . 3 ) ALUMINUM CAP AT CORNER OF LOT A, BLOCK 9. Highwa y 8 2 / W . H a l l a m S t r e e t N. 8 t h S t r e e t Alley B l o c k 1 0 834 W. Hallam Street 6,010± SQ. FT 0.138± ACRES Ex. FF: 7918.18' (100'-0") 21.07' R . O . W . 75 . 3 7 ' R . O . W . 74.38' R . O . W . PROPER T Y L I N E PR O P E R T Y L I N E PR O P E R T Y L I N E PROPER T Y L I N E 5' SETB A C K 3' S E T B A C K 5' S E T B A C K 10' SET B A C K 6"/11' & 7"/11' DECIDUOUS TO BE REMOVED 12"/8', 8"/9'& 8"/8' DECIDUOUS TO BE REMOVED 5"/9' & 8"/11' DECIDUOUS TO BE REMOVED 48"/25' DECIDUOUS TO REMAIN EX. EDG E O F G R A V E L D R I V E EX. FIRE HYDRANT E EX . V A L L E Y P A N EX . C O N C . W A L K EX . 7 . 5 " H C U R B SAWCU T & R E M O V E SA W C U T & R E M O V E 7917 7916 7914 7913 7912 7911 7910 790 9 7908 791 0 7911 791 2 791 3 791 4 79 1 5 79 1 7 MIL L MILL SAWCU T & R E M O V E MILL SA W C U T & R E M O V E MIL L RECENT HALLAM STREET PROJECT PAVEMENT SEAM 7909 7908 SAWCU T & R E M O V E X X X X X X SL SL SL T T T T T T T T T E E E WS WS WS WS WS WS WS WS WS WS W S W S W S EM G G G G G G G G G G G G G G G GM WM 37110DERIC J O N WA L T E R COL O R A D O LICE N S E D P R O F E SSIONA L E N G INEER 7/20/21 NORTH RevisionDate 923 Cooper Avenue Suite 201 Glenwood Springs, CO 81601 tele: 970.945.5252 fax: 970.384.2833 Engineer or Surveyor Seal Sheet Client Information: PROJECT NO. FILE NAME: Designer: Drafter: Date: N: \ P R O J E C T S \ 2 0 1 7 \ 1 7 0 3 1 - 8 3 4 W H a l l a m \ d w g \ 1 7 0 3 1 - C - T o p o . d w g 7/ 2 0 / 2 0 2 1 1 1 : 3 1 A M ---- ---- ---- ---- ---- 7/20/21 Rev. grading of parking & adj. sw 10/19/20 Rev. Foundation Drain Plan 7/30/18 8th St. Rev. Per COA 7/20/21 BUI DJW 17031-c-topo.dwg 17031 215.266.5211 ASPEN, CO 81611 625 E. MAIN ST., STE. 204 834 WEST HALLAM ASSOCIATES, LLC AS P E N , C O L O R A D O 7/19/18 8th St. Improvements Co n s t r u c t i o n S e t Si t e D e m o l i t i o n P l a n 83 4 W . H a l l a m S t r e e t C.2 00 10'20' Scale: 1" = 10' Scale: 1"=10' Demolition Plan DEMOLITION NOTES: 1.TREE PRESERVATION AREA TO BE FENCED WITH CONSTRUCTION SAFETY FENCING BEFORE CONSTRUCTION. AN INSPECTION OF THIS FENCE MUST BE PERFORMED BEFORE ANY CONSTRUCTION OR DEMOLITION ACTIVITIES BEGIN. ARRANGE THIS INSPECTION WITH THE CITY FORESTER AT 970.429.2034. NO MATERIALS MAY BE STORED WITHIN THIS PROTECTION AREA, INCLUDING BUT NOT LIMITED TO: CONSTRUCTION BACKFILL; CONSTRUCTION TRAFFIC; OR ANY OTHER CONSTRUCTION MATERIALS. NO EXCAVATION WITHIN THIS AREA MAY BE PERFORMED WITHOUT THE CONSENT OF THE CITY OF ASPEN FORESTER OR HIS DESIGNEE. 2.CONTRACTOR TO COORDINATE ABANDONMENT, RELOCATION AND BURIAL OF THE EXISTING UTILITIES WITH THE UTILITY PROVIDERS AND LOT CONSTRUCTION. CONTRACTOR TO PROVIDE ALL TRENCHING, BEDDING, AND BACKFILL WORK NECESSARY FOR UTILITY RELOCATION OR INSTALLATION. THE UTILITY PROVIDER IS TO PERFORM ALL LINEWORK NECESSARY. 18' ' Ø 18' ' Ø 18' ' Ø 18''Ø 18''Ø T.O . F F 10 0 ' - 0 " T.O . F F 10 0 ' - 0 " T.O . C O N C 98 ' - 1 " T.O . F F 98 ' - 1 " T.O . F F 98 ' - 1 " T.O . F F 99 ' - 7 " T.O . S L A B 97 ' - 1 1 " T.O . S L A B 97 ' - 1 1 " T.O . F F 99 ' - 7 " AC AC AC AC AC AC AC S S X X X WV E W SO ET C D D D > > > > > > > > > > > > > > > > > > > > > > D > > > > > > > D X X X X X X X X X X X X X X X R5' W S O W S O W S O 18 ' T Y P . 8' 8' 8.5' TYP . 17 . 5 ' EXTEND CMP CULVERT 10 LF EXISTING TRANSFORMER (MAINTAIN CLEARANCES) EX. UTILITY PEDESTALS INSTALL STATIONARY BOLLARD (SEE DETAIL) VAN ACCESSIBLE PARKING SIGN (ATTACH TO BLDG) EXISTING SAN. SEWER MANHOLE 6 PARKING SPACES 5' TURN D O W N S I D E W A L K 3.5 ' W A L K 3.5 ' W A L K 3' P A V E R W A L K SID E W A L K A N D C U R B T O B E R E P L A C E D B Y C O A (H A L L A M S T . - C A S T L E C R E E K T O 7 T H S T . B R I D G E P R O J E C T ) THIS PL A N R E P R E S E N T T H E C O M P L E T E D C O A HALLA M S T R E E T P R O J E C T I M P R O V E M E N T S Building "C" Building "A" Building "B" 5' SETB A C K 3' S E T B A C K 5' S E T B A C K 10' SET B A C K 4" ASPHALT PAVEMENT OVER 6" OF CLASS 6 ABC. TRENCH D R A I N CON C R E T E D I T C H CHA N N E L ( S E E S H E E T C . 4 ) EX . U N L I N E D I R R I G A T I O N D I T C H PROPER T Y L I N E PR O P E R T Y L I N E PR O P E R T Y L I N E PROPER T Y L I N E Highwa y 8 2 / W . H a l l a m S t r e e t N. 8 t h S t r e e t Alley B l o c k 1 0 21.07' R . O . W . 75 . 3 7 ' R . O . W . 74.38' R . O . W . 3' WALK 3.5' WA L K 5.5 ' P A V E R P A T I O 27 LF 12"W BARRIER CURB (SEE DETAIL) & FENCE MO D I F I E D S I D E W A L K R A M P ( S E E D E T A I L ) 16' 2' 12 ' D R I V E ASPHALT REPLACEMENT (SEE DETAIL) 7' R A M P 15 ' R A M P IN S T A L L P E R V I O U S P A V E R S (M A T C H E X I S T I N G ) IN S T A L L V A L L E Y P A N ( M A T C H E X I S T I N G ) IN S T A L L C U R B ( M A T C H E X I S T I N G ) IN S T A L L S I D E W A L K ( M A T C H E X I S T I N G ) 5' LANDIN G C/ O C/ O C/ O C/O C/O 37110DERIC J O N WA L T E R COL O R A D O LICE N S E D P R O F E SSIONA L E N G INEER 7/20/21 NORTH RevisionDate 923 Cooper Avenue Suite 201 Glenwood Springs, CO 81601 tele: 970.945.5252 fax: 970.384.2833 Engineer or Surveyor Seal Sheet Client Information: PROJECT NO. FILE NAME: Designer: Drafter: Date: N: \ P R O J E C T S \ 2 0 1 7 \ 1 7 0 3 1 - 8 3 4 W H a l l a m \ d w g \ 1 7 0 3 1 - C - T o p o . d w g 7/ 2 0 / 2 0 2 1 1 1 : 3 1 A M ---- ---- ---- ---- ---- 7/20/21 Rev. grading of parking & adj. sw 10/19/20 Rev. Foundation Drain Plan 7/30/18 8th St. Rev. Per COA 7/20/21 BUI DJW 17031-c-topo.dwg 17031 215.266.5211 ASPEN, CO 81611 625 E. MAIN ST., STE. 204 834 WEST HALLAM ASSOCIATES, LLC AS P E N , C O L O R A D O 7/19/18 8th St. Improvements Co n s t r u c t i o n S e t Si t e P l a n 83 4 W . H a l l a m S t r e e t C.3 00 10'20' Scale: 1" = 10' Scale: 1"=10' Site Plan CLASS 6 ABC COMPACTED TO 95% STANDARD PROCTOR. PARKING/DRIVE: 8" STREET: 10" PARKING/DRIVE: 4" ASPHALT STREET: 5" ASPHALT COMPACTED SUBGRADE PAVEMENT NOTES: 1.ASPHALT SHALL BE HMA SX75 PG 64-22 . 2.WHERE THE EXISTING PAVEMENT IS A MACHINE PLACED HOT MIXED ASPHALTIC PAVEMENT A PREMIXED H0T APPLIED ASPHALTIC CONCRETE WILL BE USED. 3.ALL REPLACEMENT MATERIAL SHALL BE COMPACTED TO A DENSITY OF 95% OPTIMUM DENSITY. SECTION ASPHALT TO BE PLACED IN 3" LIFTS, MAXIMUM Scale: N.T.S. Pavement Section6 12"Ø CONCRETE PIER 6" 2'-6" 3'-6" 3/8"CONCRETE DOME CONCRETE FILLED 6" STEEL TUBE, WHITE METAL BLAST, PRIME AND PAINT WITH A YELLOW EXTERIOR PAINT AND WRAP WITH 2 ROWS OF YELLOW REFLECTIVE TAPE FINISH GRADE COMPACTED EARTH Scale: N.T.S. Stationary Bollard9 6" CLASS 6 ABC COMPACTED TO 95% MODIFIED STANDARD PROCTOR 4" CONCRETE COMPACTED SUBGRADE Scale: N.T.S. Concrete Sidewalk1 SECTION SLOPE AWAY FROM THE BUILDING 1% MIN, 2% MAX. NOTE: 1.ALL CONCRETE SHALL BE CLASS B AND CONFORM TO CDOT CONSTRUCTION SPECIFICATIONS AND M-STANDARDS. CONCRETE SHALL CONTAIN 1.5 POUNDS PER CUBIC YARD APPROVED POLYPROPYLENE FIBERS. 2.CALCIUM CHLORIDE OR ADMIXTURES CONTAINING MORE THAN 0.05% CHLORIDE IONS OR THIOCYANATES ARE NOT PERMITTED. 3.USE 1/4" RADIUS ON ALL EDGES UNLESS NOTED OTHERWISE. 4.EXPANSION JOINTS SHALL BE INSTALLED WHEN ABUTTING EXISTING CONCRETE OR A FIXED STRUCTURE. EXPANSION JOINT MATERIAL SHALL BE 1/2 INCH THICK AND SHALL EXTEND THE FULL DEPTH OF THE CONTACT SURFACE AND SEALED OVER THE JOINT. 5.THE CONTRACTOR SHALL, UNLESS OTHERWISE SHOWN ON THE PLANS, SELECT AND USE A BOND BREAKER AT INLETS, MANHOLES AND SIMILAR SIZE STRUCTURES. SMALLER STRUCTURES SUCH AS VALVE AND MONUMENT BOXES SHALL NOT REQUIRE A BOND BREAKER. 6.CURE FOR 72 HOURS USING CURING COMPOUND, PLASTIC COVERING OR CONTROLLED MOISTURE. Scale: N.T.S. Barrier Curb w/ Fence8 #4 REBAR, 12" O.C. HORIZ., 18" O.C. VERT. CUT OUT FOR POSTS NOTE: 1.ALL CONCRETE SHALL BE CLASS B AND CONFORM TO CDOT CONSTRUCTION SPECIFICATIONS AND M-STANDARDS. 2.USE 1/4" RADIUS ON ALL EDGES UNLESS NOTED OTHERWISE. 3.SEE LANDSCAPE PLANS FOR FENCING SPECIFICATIONS AND DETAILS. 12" 24" MIN. VARIES, 9" MAX. 12" SIDEWALK/PARKING 2% MAX. 10" CLASS 6 AGGREGATE BASE COURSE 1/8"/FT. (1%) SECTION (N.T.S.) MOUNTABLE CURB (SPECIAL) 4"6"12" 1'-10" R=1/4" 13-1/2" 6" 7-1/2" 24" MIN. 48" R=1/4" ASPHALT DRIVE (15%) #4 GRADE 40 REBAR @ 24" O.C. EACH WAY MAX., 2" CLR MIN. #4 GRADE 40 REBAR @ 24" O.C. EACH WAY MAX., 2" CLR MIN. 8" CL-D CONCRETE SEE CUSTOM SECTION (THIS SHEET) MO U N T A B L E C U R B ( S P E C I A L ) , SE E D E T A I L NOTE: THIS COA DETAIL HAS BEEN REVISED FOR THE USE OF A GEOMETRICALLY MODIFIED FOR THIS SITE SPECIFIC RAMP. ALL OTHER CONSTRUCTION REQUIREMENTS SHALL BE MAINTAINED. FENCING (SEE LANDSCAPE) Scale: N.T.S. Pavement Replacement7 6" MIN. NEW ASPHALT TO BE 4" MIN. THICKNESS, NEW BASE IS TO BE 12" MIN. THICKNESS NOTE: 1.WHERE THE EXISTING PAVEMENT IS A SEAL COAT OR ROAD MIX ASPHALTIC SURFACE, A PREMIXED COLD APPLIED ASPHALTIC CONCRETE MAY BE USED. 2.WHERE THE EXISTING PAVEMENT IS A MACHINE PLACED HOT MIXED ASPHALTIC PAVEMENT A PREMIXED H0T APPLIED ASPHALTIC CONCRETE WILL BE USED. 3.ALL REPLACEMENT MATERIAL SHALL BE COMPACTED TO A DENSITY OF 95% OPTIMUM DENSITY. 4.TEMPORARY REPAIR TO BE PLACED THE SAME DAY AS COMPLETION OF BACKFILL. CONTRACTOR WILL MAINTAIN THE TEMPORARY REPAIR UNTIL THE PERMANENT REPAIR HAS BEEN COMPLETED. EXISTING BASE COURSE NEW BASE COURSE NEW PREMIXED ASPHALTEXISTING ASPHALTIC SURFACE COURSE SAW CUT EDGE AND APPLY A TACK COAT PRIOR TO PLACEMENT OF THE NEW ASPHALT 4'-0" WALK 4'-6" PERVIOUS PAVERS, SEE DETAIL 4'-0" VALLEY PAN, SEE DETAIL 11'-0" TO CROWN 1% VARIES AGGREGATE BASE COURSE VARIES EX. ASPHALT CROWN MATCH ASPHALT 1'-10" C&G, SEE DETAIL Scale: N.T.S. Street Geometry5 1'-10"4' PE R P L A N 15% 15% 1% 1% 1% 3" 0"/FT. 4"6"12" 1'-10" R=1/4" R=1/4" R=1/4" 6" 6" Scale: N.T.S. Curb (Special)2 PERMEABLE INTERLOCKING CONCRETE PAVERS (TRAFFIC RATED ENDICOTT 4"x8"x2-5/8" SERIES, PERMEABLE CLAY PAVER, MEDIUM IRONSPOT #46, WIRE CUT FACE)(MATCH EXISTING) INSTALLED PER MANUFACTURER SPECIFICATIONS. 2" N0. 8 STONE 7" N0. 57 STONE (WASHED) 12" N0. 2 STONE (WASHED) COMPACTED SUBGRADE Scale: N.T.S. Pervious Pavers4 WOVEN GEOTEXTILE FABRIC OVER GEOGRID (BASEGRID-12 OR TENSAR BX1200), LIGHTLY SCARIFIED SURFACE THE SUBGRADE SURFACE. 2'-3" 10" CLASS 6 AGGREGATE BASE COURSE 8" 1'-6" 3'-9" #4 GRADE 40 REBAR @ 18" O.C. EACH WAY MAX., 2" CLR MIN. AGGREGATE BASE COURSE Scale: N.T.S. Valley Pan3 NOTES: 1.SEE CONCRETE SIDEWALK DETAIL FOR CONCRETE REQUIREMENTS. NOTES: 1.SEE CONCRETE SIDEWALK DETAIL FOR CONCRETE REQUIREMENTS. NOTES: 1.SEE CONCRETE SIDEWALK DETAIL FOR CONCRETE REQUIREMENTS. 9" MIRAFI 140N FILTER FABRIC 10" CLASS 6 AGGREGATE BASE COURSE Scale: N.T.S. Turndown Sidwalk10 R=1/4" 12" 4" MIN. 6" 12" NOTES: 1.SEE CONCRETE SIDEWALK DETAIL FOR CONCRETE REQUIREMENTS. PER PLAN 18' ' Ø 18' ' Ø 18' ' Ø 18' ' Ø 18' ' Ø 18' ' Ø 18' ' Ø 18''Ø 18''Ø T.O . S L A B 89 ' - 0 " T.O . S L A B 89 ' - 0 " T.O . S L A B 89 ' - 0 " T.O . S L A B 89 ' - 0 " T.O . S L A B 89 ' - 0 " T.O . S L A B 89 ' - 0 " T.O . S L A B 89 ' - 0 " T.O . F F 89 ' - 1 " T.O . S L A B 89 ' - 0 " T.O . S L A B 90 ' - 1 1 " T.O . S L A B 90 ' - 1 1 " H H 8 8 1 2 B A S S X X X WV WV E E W SO ET C D D D > > > > > > > > > > > > > > > > > > > > > > D > > > > > > > S D D X X X X X X X X X X X X X X X INSTALL TEMP. ROCK SOCKS/GRAVEL BAGS EVERY 50 LF IN THE CURB & GUTTER, TYP. INSTALL TEMP. EROSION LOGS AROUND AREA DRAINS, TYP. INSTALL TEMP. FILTER FABRIC UNDER THE TRENCH DRAIN GRATE INSTALL TEMP. FILTER FABRIC UNDER THE DITCH BOX GRATE INSTALL TEMP. EROSION LOG IN THE EXISTING ROADSIDE SWALE OBSERVE DITCH WEEKLY DURING CONSTRUCTION AND REMOVE ANY ACCUMULATED SETTLEMENT COVER THE DITCH WITH TEMPORARY PLYWOOD AND INSTALL TEMP. EROSION LOG AROUND THE TOP PROPER T Y L I N E PR O P E R T Y L I N E PR O P E R T Y L I N E PROPER T Y L I N E Highwa y 8 2 / W . H a l l a m S t r e e t N. 8 t h S t r e e t Alley Bl o c k 1 0 21.07' R . O . W . 75 . 3 7 ' R . O . W . 74.38' R . O . W . 37110DERIC J O N WA L T E R COL O R A D O LICE N S E D P R O F E SSIONA L E N G INEER 7/20/21 NORTH RevisionDate 923 Cooper Avenue Suite 201 Glenwood Springs, CO 81601 tele: 970.945.5252 fax: 970.384.2833 Engineer or Surveyor Seal Sheet Client Information: PROJECT NO. FILE NAME: Designer: Drafter: Date: N: \ P R O J E C T S \ 2 0 1 7 \ 1 7 0 3 1 - 8 3 4 W H a l l a m \ d w g \ 1 7 0 3 1 - C - T o p o . d w g 7/ 2 0 / 2 0 2 1 1 1 : 3 1 A M ---- ---- ---- ---- ---- 7/20/21 Rev. grading of parking & adj. sw 10/19/20 Rev. Foundation Drain Plan 7/30/18 8th St. Rev. Per COA 7/20/21 BUI DJW 17031-c-topo.dwg 17031 215.266.5211 ASPEN, CO 81611 625 E. MAIN ST., STE. 204 834 WEST HALLAM ASSOCIATES, LLC AS P E N , C O L O R A D O 7/19/18 8th St. Improvements Co n s t r u c t i o n S e t Er o s i o n C o n t r o l P l a n 83 4 W . H a l l a m S t r e e t C.4 00 10'20' Scale: 1" = 10' Scale: 1"=10' Erosion Control Plan FL O W FL O W D D PLAN VIEW PLAN VIEW A A SEDIMENT REMOVAL SHALL BE PERFORMED CONTINUOUSLY FOR PROPER FUNCTION. lc3dtr016 SECTION A-A AREA DRAIN SECTION D-D EROSION LOG Scale: N.T.S. Temporary Erosion Control Logs USE 2 PINE STAKES 1 1/2" x 1 1/2" x 12" AT ALL EROSION LOG ENDS OR JOINTS, OTHERWISE USE A STAKE EVERY 24 IN. AND CONTINUE TO ALTERNATE ORIENTATION THROUGHOUT THE LENGTH OF THE EROSION LOG. EROSION LOG FLOW EROSION LOG AP P R O X . 9 0 ° T O EA C H O T H E R FLO W ENTRENCH 3" Ø POINTS A MUST BE HIGHER THAN POINT B POINT A ENTRENCH 3" POINT B POINT A POINT A FEATURE THAT NEEDS PROTECTION Ø POINT A POINT B C.5 18' ' Ø 18' ' Ø 18' ' Ø 18' ' Ø 18' ' Ø 18' ' Ø 18' ' Ø 18''Ø 18''Ø T.O . S L A B 89 ' - 0 " T.O . S L A B 89 ' - 0 " T.O . S L A B 89 ' - 0 " T.O . S L A B 89 ' - 0 " T.O . S L A B 89 ' - 0 " T.O . S L A B 89 ' - 0 " T.O . S L A B 89 ' - 0 " T.O . F F 89 ' - 1 " T.O . S L A B 89 ' - 0 " T.O . S L A B 90 ' - 1 1 " T.O . S L A B 90 ' - 1 1 " H H 8 8 1 2 B A S S X X X WV WV E E W SO ET C > > > > > > > > > > > > > > > > > > > > > > D > > > > > > > D D X X X X X X X X X X X X X X X D 0.5% 0.5 % 0.5% 0.5 % 0.5% 0.5% 0.5 % 0.5 % 0.5 % 0.5 % 0.5% WW Highwa y 8 2 / W . H a l l a m S t r e e t N. 8 t h S t r e e t Alley B l o c k 1 0 PROPE R T Y L I N E PR O P E R T Y L I N E PR O P E R T Y L I N E PROPER T Y L I N E 21.07' R . O . W . 75 . 3 7 ' R . O . W . 74.38' R . O . W . 5' SETB A C K 3' S E T B A C K 5' S E T B A C K 10' SET B A C K 21.75' 15 . 5 ' NOTES: 1.SEE STRUCTURAL AND SHORING PLANS FOR ADDITIONAL INFORMATION AND REQUIREMENTS. SHO R I N G SH O R I N G SH O R I N G SHORIN G SHORIN G FOUNDATION DRYWELL #1 RIM:7915.74' BOT:7900.85' (SEE DETAIL) FOUNDATION DRAIN #2 HIGH POINT INV.:7905.33' WINDOW WELL W/ FLOOR DRAIN (EXTEND TO DRYWELL #2) FOUNDATION DRAIN #2 HIGH POINT INV.:7907.24' FOUNDATION DRYWELL #2 RIM:7915.93' BOT:7899.93' (SEE DETAIL) DO NOT CONNECT THE WINDOW WELL DRAIN TO FOUNDATION DRAIN #1. CONNECT TO DRAIN #2 USING 27 LF OF 4"Ø SOLID PVC TO THE TEE MINIMUM PIPE SLOPE AND DIRECTION OF FLOW, TYP. FOUNDATION DRAIN #2 HIGH POINT INV.:7905.33' FOUNDATION DRAIN #1 HIGH POINT INV.:7907.24' FOUNDATION DRAIN #2 DROP INV.:7905.04' SH O R I N G TEE (SOLID) (SOLID) WINDOW WELL W/ FLOOR DRAIN (EXTEND TO DRYWELL #2) FOUNDATION DRAIN #1 DROP INV.:7905.33' WW WINDOW WELL W/ FREE DRAINING GRAVEL WINDOW WELL W/ FREE DRAINING GRAVEL WINDOW WELL W/ FREE DRAINING GRAVEL WINDOW WELL W/ FREE DRAINING GRAVEL 37110DERIC J O N WA L T E R COL O R A D O LICE N S E D P R O F E SSIONA L E N G INEER 7/20/21 NORTH RevisionDate 923 Cooper Avenue Suite 201 Glenwood Springs, CO 81601 tele: 970.945.5252 fax: 970.384.2833 Engineer or Surveyor Seal Sheet Client Information: PROJECT NO. FILE NAME: Designer: Drafter: Date: N: \ P R O J E C T S \ 2 0 1 7 \ 1 7 0 3 1 - 8 3 4 W H a l l a m \ d w g \ 1 7 0 3 1 - C - T o p o . d w g 7/ 2 0 / 2 0 2 1 1 1 : 3 2 A M ---- ---- ---- ---- ---- 7/20/21 Rev. grading of parking & adj. sw 10/19/20 Rev. Foundation Drain Plan 7/30/18 8th St. Rev. Per COA 7/20/21 BUI DJW 17031-c-topo.dwg 17031 215.266.5211 ASPEN, CO 81611 625 E. MAIN ST., STE. 204 834 WEST HALLAM ASSOCIATES, LLC AS P E N , C O L O R A D O 7/19/18 8th St. Improvements Co n s t r u c t i o n S e t Fo u n d a t i o n D r a i n P l a n 83 4 W . H a l l a m S t r e e t C.6 00 10'20' Scale: 1" = 10' Scale: 1"=10' Foundation Drainage Plan (Verify with the Geotechnical Engineer) Scale: N.T.S. Typ. Stem Wall Foundation Drain5 6" MIN. AND GRADE AWAY FROM THE FOUNDATION AT 10% MIN. FOR 5' 12 " M I N . 2" MIN. 6" MINIMUM WINDOW FINISH FLOOR NOTES: 1.RAILING AND/OR PROTECTIVE GRATING BY OTHERS. FO U N D A T I O N FO U N D A T I O N SLOPE PER REPORT SLOPE PER OSHA SLAB-ON-GRADE NOTES: 1.THE BOTTOM OF THE DRAIN SHOULD BE AT LEAST 2 INCHES BELOW BOTTOM OF FOOTING AT THE HIGHEST POINT AND SLOPE DOWNWARD TO A POSITIVE GRAVITY OUTLET OR TO A SUMP WHERE WATER CAN BE REMOVED BY PUMPING. 2.CONTRACTOR TO FOLLOW ANY ADDITIONAL RECOMMENDATIONS OF THE GEOTECHNICAL ENGINEER 4" CONCRETE, SLOPE AT 2% CAULK/ SEAL, TYP 6"Ø AREA DRAIN AND 4"Ø PVC PIPE BELOW GRADE WALL BACKFILL PREFABRICATED DRAINAGE COMPOSITE (MIRADRAIN 6000 OR EQUIVALENT ATTACH PLASTIC SHEETING AT FOUNDATION WALL SLIP JOINT FOOTING OR PAD COVER ENTIRE WIDTH OF GRAVEL WITH NON-WOVEN GEOTEXTILE FABRIC (MIRAFI 140N OR EQUIVALENT). 4"Ø PERFORATED RIGID PIPE (SCH40 PVC). THE PIPE SHOULD BE PLACED IN A TRENCH WITH A SLOPE OF 1% MIN. (1/8 INCH DROP PER FOOT) TO DRAIN. ENCASE PIPE IN 1/2" TO 1-1/2" WASHED GRAVEL. EXTEND GRAVEL LATERALLY TO FOOTING AND AT LEAST 1/2 HEIGHT OF FOOTING. FILL ENTIRE TRENCH WITH GRAVEL. 8" MIN. OR BEYOND 1:1 SLOPE FROM BOTTOM OF FOOTING, (WHICHEVER IS GREATER) SLOPE TO DRAIN CONNECT TO THE FOUNDATION DRAIN OR SOLID PIPE TO THE FOUNDATION DRYWELL AS INDICATED ON THE PLAN NOTES: 1.PRECAST MANHOLE SECTIONS SHALL MEET ASTM C-478 AND BE H-20 LOAD RATED. 2.THE DRYWELL SHALL BE INSTALLED LOWER THAN THE DEEPEST BLDG FOOTER. THE EDGE OF THE DRYWELL #1 SHALL BE INSTALLED AT LEAST 10-FEET AWAY FROM ANY FOOTER. THE EDGE OF DRYWELL #2 SHALL BE INSTALLED AT LEAST 2-FEET AWAY FROM ANY FOOTER. 3.BACKFILL EXCAVATION AROUND STRUCTURE WITH COMPACTED 3/4" CRUSHED WASHED SCREENED STONE TO THE TOP OF THE DRYWELL AND WITH STRUCTURAL CLASS 2 ABC TO 12" BELOW FINISH GRADE. COMPACT BACKFILL TO 95% STANDARD PROCTOR. 4.PERFORATED SECTION TO BE INSTALLED 4 FT. MINIMUM INTO PERVIOUS ALLUVIUM. ENGINEER TO BE CONTACTED IMMEDIATELY IF GROUNDWATER OR BEDROCK IS ENCOUNTERED. 5.INLET AND OUTLET PIPES SHOULD ENTER DRYWELL AWAY FROM THE DRYWELL STEPS. 12" Scale: N.T.S. Foundation Drywell Section4 VARYING FOOTERS DRAIN PIPE FROM FOOTERS 6' M I N . 3/4" CRUSHED WASHED SCREENED STONE AROUND THE PERIMETER AND 1' BELOW THE DRYWELL 4'Ø PLACE MIRAFI FILTERWEAVE 500 (OR EQUAL) FILTER FABRIC AROUND, UNDER AND OVER CRUSHED STONE DR Y W E L L ( 4 ' ) PRECAST CONCRETE SECTION(S) 2' PRECAST CONE SECTION 4' M I N . 24"Ø DUCTILE IRON FRAME AND SOLID LID (H-20), SHIM TO MATCH THE SURFACE GRADE RIM: PER PLAN @ CENTER OF MANHOLE PRECAST PERFORATED RISER SECTION W/ 1"Ø PERCOLATION HOLES UNDISTURBED SOIL 12" (MIN.) Scale: N.T.S. Window Well w/ Floor Drain1 (Verify with the Structural and Geotechnical Engineers) Scale: N.T.S. Typ. Pour Against Foundation Drain3 6" MIN. 6" MINIMUM BELOW GRADE WALL SLIP JOINT 4"Ø PERFORATED RIGID PIPE (SCH.40 PVC). THE PIPE SHOULD BE PLACED IN A TRENCH WITH A SLOPE OF 0.5% MIN. (1/8 INCH DROP PER FOOT) TO DRAIN. HOLES SHALL BE PLACED AT 4 & 8 O'CLOCK. EXTEND THE PIPE TO THE FOUNDATION DRYWELL. ENCASE PIPE IN 1/2" TO 1-1/2" WASHED GRAVEL. FILL ENTIRE TRENCH WITH GRAVEL. 12" MIN. OR BEYOND 1:1 SLOPE FROM BOTTOM OF FOOTING, (WHICHEVER IS GREATER) 4"Ø SOLID RIGID PIPE (SCH.40 PVC), SLOPE TO DRAIN WATERPROOFING MEMBRANE (CCW MIRADRI 861) ADHERED TO THE PLYWOOD SLOPE PER REPORT SLAB-ON-GRADE NOTES: 1.THE BOTTOM OF THE DRAIN SHOULD BE AT LEAST 6 INCHES BELOW BOTTOM OF FOOTING AT THE HIGHEST POINT AND SLOPE DOWNWARD TO THE DRYWELL OR A SUMP WHERE WATER CAN BE REMOVED BY PUMPING. 2.CONTRACTOR TO FOLLOW ANY ADDITIONAL RECOMMENDATIONS OF THE GEOTECHNICAL ENGINEER. 3.FOUNDATION CONCRETE SHALL CONTAIN XYPEX ADMIX (C-500 OR C-1000 AS APPROPRIATE). FOOTING OR PAD ANCHOR THE DRAINAGE COMPOSITE/WATERPROOFING SYSTEM TO THE MICROPILE WALL/SOILS PREFABRICATED DRAINAGE COMPOSITE (CCW MIRADRAIN 6000) TACKED TO PLYWOOD DEMO OUT A 5"x5 STRIP ALONG THE LOWER FACE OF THE MICROPILE WALL TO FIT IN THE FOUNDATION DRAIN PIPE. 4"Ø LEVEL PERFORATED RIGID PIPE (SCH.40 PVC). HOLES SHALL BE PLACED AT 4 & 12 O'CLOCK. ADHERE THE WATERPROOFING MEMBRANE TO THE LOWER HALF OF THE PIPE AND COVER WITH A NON-WOVEN GEOTEXTILE FABRIC (MIRAFI 140N OR EQUIVALENT, OVER THE MEMBRANE/PIPE, TACK THRU TO THE PLYWOOD) 1/2" TREATED PLYWOOD (UC4B FOR GROUND CONTACT AND PERMANENT WOOD FOUNDATIONS) 18" CCW MIRADRI 861 OVERLAPPING 12" MIN. BOT: ELEV RIM: ELEV 6" MIN. AND GRADE AWAY FROM THE FOUNDATION AT 10% MIN. FOR 5' 12 " M I N . WINDOW FINISH FLOOR NOTES: 1.RAILING AND/OR PROTECTIVE GRATING BY OTHERS. FO U N D A T I O N FO U N D A T I O N Scale: N.T.S. Window Well w/ Free Draining Gravels2 FOUNDATION DRAIN FREE DRAINING 3/4" TO 1-1/2" WASHED GRAVELS 18' ' Ø 18' ' Ø 18' ' Ø 18' ' Ø 18' ' Ø 18' ' Ø 18' ' Ø 18''Ø 18''Ø T.O . S L A B 89 ' - 0 " T.O . S L A B 89 ' - 0 " T.O . S L A B 89 ' - 0 " T.O . S L A B 89 ' - 0 " T.O . S L A B 89 ' - 0 " T.O . S L A B 89 ' - 0 " T.O . S L A B 89 ' - 0 " T.O . F F 89 ' - 1 " T.O . S L A B 89 ' - 0 " T.O . S L A B 90 ' - 1 1 " T.O . S L A B 90 ' - 1 1 " AC AC AC AC AC AC AC H H 8 8 1 2 B A W W W W W W W W W W W W W W W W W W W W E E E E E E E E E E E E E E E E E E E E T T T T T T T T T T T E E E E E E E E E E E E T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T E T T T T T T T T T T T T T T T T T T T T T T S S X X X SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS WV WV E E W SO ET C HY D W W W D D D > > > > > > > > > > > > > > > > > > > > > > D > > > > > > > D D X X X X X X X X X X X X X X X 4' 33.5 LF 14.4 L F 47 . 9 L F 7.0 LF 26 . 0 L F 7915 W S O W S O W S O 4' 6'' S S 6'' S S 6'' S S 6'' S S 6'' S S 6'' S S 6'' S S 6'' S S 6''SS 6''SS 6''SS 6''SS 6''SS 8''SD 4'' S D 4''SD 4''SD 8''SD 8''SD 4'' S D 8'' S D 8'' S D 8'' S D 8''SD 4'' S D 4''S D 4'' S D 4'' S D 4'' S D 6''SD 6'' S D 8''SD 8''SD 8''SD 8''SD 8'' S D 8'' S D 8'' S D 8'' S D 8''SD 2''W 2''W 2''W 2''W 2''W 2''W 2' ' W 2 ' ' W 2'' W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2' ' W 2 ' ' W 2'' W 2'' W 2'' W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2'' W 2 ' ' W 2'' W 2'' W 2'' W 2'' W 2'' W 2''W ET C ET C ET C ETC ETC ET C ET C ET C ET C ET C ETC ETC ETC ET C DS DS DS DS DS DS DS DS DS DS DS DS DS E C/ O C/ O C/ O C/O C/O Highwa y 8 2 / W . H a l l a m S t r e e t N. 8 t h S t r e e t Alley Bl o c k 1 0 PROPER T Y L I N E PR O P E R T Y L I N E PR O P E R T Y L I N E PROPER T Y L I N E 21.07' R . O . W . 75 . 3 7 ' R . O . W . 74.38' R . O . W . 5' SETB A C K 3' S E T B A C K 5' S E T B A C K 10' SET B A C K NOTES: 1.DEMO THE MICROPILE CAP AND MICROPILES AS NECESSARY TO INSTALL THE UTILITIES AND PIPELINES. 2.SEE THE LANDSCAPE PLANS FOR LANDSCAPE ELECTRICAL AND LIGHTING. 3.THE CONTRACTOR SHALL COORDINATE THE FINAL LOCATION OF UTILITY SERVICES WITH THE ARCHITECT AND UTILITY PROVIDERS. UTILITY METERS SHOULD BE VIEWABLE FROM THE ROADWAY. 4.SEE THE MECHANICAL PLAN FOR INDIVIDUAL UTILITY CONNECTION POINTS AT EACH BUILDING. 5.SANITARY SEWER IS SHALLOW AND WILL REQUIRE INDIVIDUAL EJECTOR PUMP SYSTEMS FOR EACH BELOW GRADE RESIDENTIAL UNIT. 6.HEAT TAPE SHALL BE INSTALLED IN ALL DOWNSPOUTS AND STORM DRAIN LINES. 7.WATER SERVICES ARE BELOW AND/OR WITHIN 10-FEET OF THE SEWER SERVICES. THEREFORE, THE CONTRACTOR SHALL WRAP THE WATER SERVICES WITH 8 MIL POLYWRAP ENCASEMENT TUBING. Building "C" Building "A" Building "B" 33 LF T R E N C H D R A I N WQCV D R Y W E L L (SEE DE T A I L ) SHO R I N G SH O R I N G SHORIN G ( D E M O F O R S T O R M ) SHORIN G ( D E M O F O R S T O R M ) ELECTRIC & TELECOMMUNICATION SERVICES SOLID 8"Ø SCH. 40 PVC @ 1.0% MIN. WITH HEAT TAPE EX.SAN. SEWER MANHOLE RIM: 7915.91' IO: 7911.66' ATTACH AA 4"Ø DOWNSPOUT COLLECTION PIPE TO THE BUILDING AND SLOPE TO THE NORTHEAST CORNER OF THE BUILDING AT 2% MIN. ROOF GUTTER DOWNSPOUT, TYP. INV:7912.8' INV:7912.6' INV:7912.6' 8" TEE INV:7912.4' INV:7912.1' 8" TEE W/ 4" REDUCER INV:7912.1' 8" TEE & REDUCER INV:7911.1' INV:7911.5' INV:7911.5' INV:7913.4' INV:7913.10' INV:7913.00' INV:7912.50' INV:7912.35' INV:7912.0' SOLID 8"Ø SCH. 40 PVC @ 1.0% MIN. WITH HEAT TAPE SOLID 4"Ø SCH. 40 PVC @ 1.0% MIN. WITH HEAT TAPE SOLID 6"Ø SCH. 40 PVC @ 1.0% MIN. WITH HEAT TAPE INSTALL (3) 2"Ø TYPE-K COPPER WATER SERVICES WITH WATER SHUTOFF VALVES (SEE NOTES). INSTALL THE METERS WITHIN THE BUILDING PER CITY OF ASPEN WATER DEPT. STANDARD DETAILS (ALSO SEE THE MECHANICAL PLANS FOR ANY ADDITIONAL COMMENTS). CORE THE MANHOLE AND INSTALL A NEW 6"Ø C900 DR-18 PVC SEWER SERVICE AT 1% MIN. INV:7911.4' FOUNDATION DRYWELL FOUNDATION DRYWELL 8"x4" TEE INV:7911.3' UNDERGROUND THE ROOF GUTTER DOWNSPOUT COLLECTION PIPE AT THE NORTHEAST CORNER OF THE BUILDING INV:7911.6' 8" TEE INV:7911.9' INV:7912.0' INV:7912.1' INV:7912.4' 8"x6" TEE INV:7912.0' 8"x6" TEE INV:7912.1' 8"x6" TEE INV:7912.3' INV:7912.2' 8"x6" TEE INV:7911.4' 8"x6" TEE INV:7911.6' 8"x4" TEE INV:7911.7' INV:7911.5' INV:7911.7' UTILITY METER BANK INSULATE THE WATER SERVICES FROM 4' EACH SIDE OF THE CULVERT PER CITY OF ASPEN WATER DEPT. STANDARD DETAILS. CULVERT INV.=13.3'± TOP SERVICES=7907.7' @ 7' BELOW FG 8" TEE INV:7911.8' UTILITY METER BANK UTILITY METER BANK SLEEVE ALL SEWER LINES WITHIN 10-FEET OF A WATER SERVICE WITH 12"Ø SCH. 40 PVC . CONCRETE ENCASE THE SLEEVES AT BENDS/CLEANOUTS 37110DERIC J O N WA L T E R COL O R A D O LICE N S E D P R O F E SSIONA L E N G INEER 7/20/21 NORTH RevisionDate 923 Cooper Avenue Suite 201 Glenwood Springs, CO 81601 tele: 970.945.5252 fax: 970.384.2833 Engineer or Surveyor Seal Sheet Client Information: PROJECT NO. FILE NAME: Designer: Drafter: Date: N: \ P R O J E C T S \ 2 0 1 7 \ 1 7 0 3 1 - 8 3 4 W H a l l a m \ d w g \ 1 7 0 3 1 - C - T o p o . d w g 7/ 2 0 / 2 0 2 1 1 1 : 3 2 A M ---- ---- ---- ---- ---- 7/20/21 Rev. grading of parking & adj. sw 10/19/20 Rev. Foundation Drain Plan 7/30/18 8th St. Rev. Per COA 7/20/21 BUI DJW 17031-c-topo.dwg 17031 215.266.5211 ASPEN, CO 81611 625 E. MAIN ST., STE. 204 834 WEST HALLAM ASSOCIATES, LLC AS P E N , C O L O R A D O 7/19/18 8th St. Improvements Co n s t r u c t i o n S e t Ut i l i t y A n d U n d e r g r o u n d P i p i n g P l a n 83 4 W . H a l l a m S t r e e t C.7 00 10'20' Scale: 1" = 10' Scale: 1"=10' Utility & Underground Piping Plan Scale: N.T.S. Zurn Z-806:1001-1004, Driveway Trench Drain2 PROFILE VIEW PLAN VIEW 10', TYP. PER PLAN, TRIM TO FIT E4 OUTLET E1 END CAP NOTES: E1:CLOSED END CAP E4:4" NO HUB END INLET DGC:TRAFFIC RATED DUCTILE IRON SLOTTED GRATE RC:REBAR CLIP ASSEMBLY VP:VANDAL-PROOF LOCKDOWN HARDWARE 10011002 VEHICLE RATED SLOTTED GRATE Scale: N.T.S. Downspout Connection & Area Drain4 Scale: N.T.S. Sanitary Cleanout3 PVC WYE UNDER DRAIN LINE COUPLING45° SWEEP BEND RISER HARDSCAPE/ DRIVEWAY SURFACE 12" SQ. NYLOPLAST H-20 SOLID COVER ASSEMBLY FLUSH WITH SURFACE REMOVABLE PVC CAP TYPICAL SITE DRAIN TYPICAL ROOF DRAIN BU I L D I N G 30 " M I N . TEE TEE REDUCER (WHERE APPLICABLE) 90° BEND HEAT TAPE INSTALLED PER NOTES 4"Ø RISER TEE/BENDS WITH GLUED JOINTS OR WATERTIGHT ADAPTERS 6"Ø RISER, TYP. DOWNSPOUT FITTING OR IF DOWNSPOUT IS TOO LARGE, USE A 12" SQUARE NYLOPLAST INLINE DRAIN GRATE W/ A HOLE CUT IN GRATE TO MATCH THE DOWNSPOUT AND SLEEVE THE DOWNSPOUT/CHAIN AT LEAST 6" INTO THE PIPE. 12"Ø NYLOPLAST AREA DRAIN WITH DOME GRATE, 6"Ø PVC RISER OR BEND, TYP. INSTALL HEAT TAPE THROUGH THE PIPE AND CONNECT TO THE BOTTOM OF THE GRATE,TYP. INSTALL TEMPORARY FILTER FABRIC OR SEDIMENT BASKET UNDER THE GRATE. CAULK/SEAL WHERE DOWNSPOUTS ARE NOT IN IMMEDIATE PROXIMITY, INSTALL HEAT TAPE THROUGH AN ELECTRICAL CONDUIT. 6"Ø OR 8"Ø STORM SEWER (PER PLAN) SECTION VIEW 6" 4" 4"MIN. BOTH SIDES IN V E R T 4" MIN. 40' INSTALL HEAT TAPE IN THE FLOWLINE SLOPE THE GRATE WITH THE DRIVEWAY NOTE: CLEANOUT PIPE MATERIAL AND DIAMETER TO BE THE SAME AS THE LINE BEING SERVICED. CLEAN OUT ASSEMBLY F L O W FLOW 24"x24"x6" CONCRETE NOTES: 1.ALL DOWNSPOUTS AND DECK DRAINS SHALL BE CONNECTED TO ADS N-12-WT CPP (WATERTIGHT), SCH.40 PVC OR SDR35 PVC. FLEXIBLE CORRUGATED PLASTIC IS NOT ACCEPTABLE. 2.ADDITIONAL FITTINGS AND BENDS MAY BE REQUIRED TO DEFLECT OVER OR AROUND LANDSCAPE WALLS. 3.HEAT TAPE SHALL BE INSTALLED IN ALL DOWNSPOUTS/STORM SEWER PIPES AND CONNECTED TO THE BOTTOM OF ALL INLET GRATES. RA I N C H A I N OR D O W N S P O U T PROPOSED ASPHALT OR CONCRETE PROPOSED ASPHALT OR CONCRETE 10031004 24" (MIN.) NOTES: 1.PRECAST MANHOLE SECTIONS SHALL MEET ASTM C-478 AND BE H-20 LOAD RATED. 2.THE EDGE OF THE DRYWELL (AT FILTER FABRIC) SHALL BE INSTALLED AT LEAST 10-FEET AWAY FROM ANY FOUNDATION WALL. 3.BACKFILL EXCAVATION AROUND THE STRUCTURE WITH COMPACTED 3/4" CRUSHED WASHED SCREENED STONE TO THE TOP OF THE DRYWELL AND WITH STRUCTURAL CLASS 2 ABC TO 12" BELOW FINISH GRADE.COMPACT BACKFILL TO 95% STANDARD PROCTOR. 4.PERFORATED SECTION TO BE INSTALLED 4 FT. MINIMUM INTO PERVIOUS ALLUVIUM. ENGINEER TO BE CONTACTED IMMEDIATELY IF GROUNDWATER OR BEDROCK IS ENCOUNTERED. 5.INLET AND OUTLET PIPES SHOULD ENTER DRYWELL AWAY FROM THE DRYWELL STEPS. 12" Scale: N.T.S. WQCV Drywell with Skimmer Pipe1 13 ' PRECAST CONCRETE SECTION(S) 4'Ø 10' MIN. PLACE MIRAFI FILTERWEAVE 500 (OR EQUAL) FILTER FABRIC AROUND, UNDER AND OVER CRUSHED STONE SKIMMER PIPE (SEE DETAIL) PRECAST PERFORATED RISER SECTION W/ 1"Ø PERCOLATION HOLES 8" THICK PRECAST CONCRETE LID SECTION WITH RUST RESISTANT ACCESS HATCH WITH LIFTING HANDLES. DR Y W E L L ( 7 ' ) INFLOW STORM/ UNDERDRAIN PIPE SYSTEM 2' PRECAST CONE SECTION 3/4" CRUSHED WASHED SCREENED STONE AROUND THE PERIMETER AND 1' BELOW THE DRYWELL UNDISTURBED SOIL 10"Ø SCH.40 PVC TO OTHER DRYWELL BARREL, 12" ABOVE GRAVEL BASE 10''ØD D 17'-8" 8' - 1 0 " 24" TYP. INTERCONNECT DRYWELL BARRELS WITH 10"Ø SCH.40 PVC INFLOW PLAN VIEW 48" STANDARD 4'Ø DRYWELL FILTER FABRIC 24"Ø DUCTILE IRON FRAME AND SOLID LID (H-20), SHIM TO MATCH THE SURFACE GRADE RIM: PER PLAN @ CENTER OF MANHOLE 12" WQCV DRYWELL: ATTACH THE HEAT TAPE AND ABSORPTION PILLOW TO THE TOP LADDER RUNG, TYP. SKIMMER PIPE 24" 8"Ø STEEL RISER WITH FLANGE END 6" DRILL (4) 1/2"Ø WEEP HOLES AT THE BASE WRAP THE BASE WITH A ROCK SOCK 1/2"Ø AIR RELEASE HOLEBMP BIO-SKIRT BIO20. SECURE ABOVE THE FLANGE WITH STAINLESS STEEL WIRE. REPLACE THE SKIRT ANNUALLY) ACCESS LID SECTION VIEW FILTER FABRIC, PIN INTO GRAVELS 791 5 791 0 791 0 7 9 1 0 79 0 7 7910 7900 7896 7 9 1 0 7 9 0 5 7900 7905 7915 7905 7900 7912 18' ' Ø 18' ' Ø 18''Ø S X WV WV W SO ET C > > > > > > > > > > > > > D X X X X X X 18 ' ' Ø 18 ' ' Ø 18'' Ø 18'' Ø 18'' Ø 18'' Ø W W W W W W W W W W W W W W W W W W W W W W W W W W W W W W T. O . F F 10 0 ' - 0 " T. O . F F 10 0 ' - 0 " T. O . C O N C 98 ' - 1 " T. O . F F 98 ' - 1 " T. O . F F 98 ' - 1 " T. O . F F 99 ' - 7 " T. O . S L A B 97 ' - 1 1 " T. O . S L A B 97 ' - 1 1 " T. O . F F 99 ' - 7 " AC AC AC AC AC AC AC E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E T T T T T T T T T T T T T T T T T T T E E E E E E E E E E E E E E E E E E E E T T T T T T T T T E E T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T S SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS WV WV W S O E T C W W W W D D D > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > D > > D X X X X X X X X X X X X X X X X X X X X X W SO W SO W SO 6' ' S S 6' ' S S 6' ' S S 6' ' S S 6''SS6''SS 6' ' S S 6' ' S S 6' ' S S 6' ' S S 6' ' S S 6' ' S S 6' ' S S 6' ' S S 6''S S 6''S S 6''S S 6''SS 6''SS 6''SS 6''SS 6''SS 8''SD 8''SD 4''SD 4' ' S D 4''SD 4''SD 4''SD 4''SD 8' ' S D 8''S D 8''SD 8''SD 4''SD 4''SD 8' ' S D 8' ' S D 8' ' S D 8' ' S D 8' ' S D 8''SD 8''SD 4' ' S D 4' ' S D 4' ' S D 4' ' S D 4' ' S D 4' ' S D 4' ' S D 4' ' S D 4' ' S D 6''SD 6''SD 6''SD 6' ' S D 8''SD 8''SD 8''SD 8''SD 8''SD 8''SD 8''SD 8' ' S D 8' ' S D 8' ' S D 8' ' S D 8' ' S D 8' ' S D 8' ' S D 8''SD 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2'' W 2'' W 2 ' ' W 2' ' W 2' ' W 2' ' W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2'' W 2'' W 2'' W 2' ' W 2' ' W 2' ' W 2 ' ' W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2'' W 2'' W 2 ' ' W 2' ' W 2' ' W 2' ' W 2' ' W 2' ' W 2' ' W 2' ' W 2' ' W 2' ' W 2' ' W ET C ET C ET C ET C ET C ET C ETC ETC ET C ET C ET C ET C ET C ET C ET C ETC ETC ETC ETC ETC ETC ET C ET C 3 21 5 6 78 9 10 1413 12 11 4 DS DS DS DS DS DS DS DS DS DS DS DS DS 1 1 1 1 1 1 1 E 7.6 % 7. 9 % 1. 9 % 1. 6 % 7. 2 % 2. 0 % 1. 9 % 6. 1 % 1. 9 % 1.9% 10 . 0 % 2. 0 % 1.0% 4. 0 % 1.9% 0. 5 % 0. 0 % 1.9% 1.9% 1.9% 1.9% 0. 0 % 1.0% 0. 5 % 1.0% 10 . 0 % 4.6% 5. 9 % 1. 9 % 1. 9 % 1. 9 % 1. 9 % 3. 7 % 6. 4 % 1. 9 % 0.0%4.0%4.5% 0.0%3.0% 4.0% 7.6%2.0%1.5% 4. 0 % 2. 0 % 6.0% 1.9% 15.0% 15.0% 10 . 5 % 1.9% 1.9% 1. 0 % 1.9% 2.0% 4 STEPS STEEL LANDSCAPE WALL, TW: 7916.5' STEEL LANDSCAPE WALL, TW: WALK STEEL LANDSCAPE WALL, TW: WALK PROPERTY LINE PR O P E R T Y L I N E PR O P E R T Y L I N E PROPERTY LINE 5' SETBACK 3' S E T B A C K 5' S E T B A C K 10' SETBACK Building "C" FF: 7917.58' (99'-7") Building "A" FF: 7918.08' (100'-1") FG:7917.50'FG:7917.95' FG : 7 9 1 6 . 0 6 ' FG:7918.06' FG:7916.31' FG:7917.45'FG:7917.0' FG : 7 9 1 7 . 4 5 ' FG:7917.0' FG : 7 9 1 7 . 5 3 ' FF: 7916.08' (98'-1") FF : 7 9 1 6 . 0 8 ' FF : 7 9 1 6 . 0 8 ' FF: 7916.33' (PER OTHERS) FG:7917.45' Building "B" FF: 7916.08' (98'-1") TRENCH DRAIN THIS PLAN REPRESENT THE COMPLETED COA HALLAM STREET PROJECT IMPROVEMENTS SEE SHEET #C.9 FOR STREET AND SIDEWALK IMPROVEMENTS N. 8 t h S t r e e t Alley Block 10 21.07' R.O.W. 75 . 3 7 ' R . O . W . 791 5 79 1 2 7913 7915 7916 79 1 6 79 1 7 7918 7918 791 7 7 9 1 7 7917 7918 79 1 6 791 6 79 1 6 79 1 1 7910 7911 7912 7912 7911 7910 79 1 0 7911 79 1 2 791 3 791 4 791 5 79 1 5 7916 791 7 7918 7918 7917 7915 7916 7914 7913 7914 7915 7916 7917 7918 7913 1.5% FG:7916.31'FG:7916.31'4.0%0.0%0.0% 0.0% FLUSH SIDEWALK6" TURN DOWN SIDEWALK TAPERED TURN DOWN SIDEWALK GRADE BREAK IN TRENCH DRAIN DIAMOND PLATE COVER ON SIDEWALK 3. 1 % #800 7918.93' #801 7918.84' #802 7918.07' #803 7917.86' #811 7918.79' #812 7918.31' #813 7918.23' #814 7917.27' #815 7917.20' #818 7916.07' #819 7915.99' #820 7916.06' #833 7916.06'#834 7915.93' #835 7916.00' #836 7916.00' #837 7916.08' #838 7916.01' #839 7915.83' #840 7915.86'#841 7915.90' #842 7915.97' #843 7915.90' #844 7916.07'#845 7916.11' #846 7916.08' #847 7916.06' #848 7916.05' #849 7915.99' #850 7916.06' #851 7916.06'#852 7915.99' #853 7916.24' #854 7915.79' #857 7916.31'#858 7916.31' #859 7916.31' #860 7916.31' #861 7916.31' #816 7916.60' #930 7917.15' #931 7916.70' #932 7916.77' #933 7917.02' #934 7916.35' #935 7915.74' #936 7915.76' #937 7915.58' #938 7915.71' #939 7915.74' #900 7915.20' #903 7915.71' #904 7915.71'#905 7916.22' #906 7916.22' #907 7915.87' #908 7915.87' #909 7915.19' #912 7914.04' #913 7914.95' #914 7914.74'#917 7912.84' #920 7909.92' #921 7910.62'#922 7911.93' #916 7914.27' #918 7912.23' #919 7911.14' #856 7916.05' #901 7915.40' #902 7915.58' #910 7914.98' #911 7914.78' #915 7914.46' #804 7917.89' #805 7918.10' #806 7918.85' #807 7918.93' #821 7917.26' #822 7917.34' #823 7918.30' #824 7918.37' #825 7918.85' #826 7918.85' #810 7918.88' #827 7917.61' #828 7917.44' #829 7917.38' #830 7917.52' #831 7917.58'#832 7917.67' #862 7917.07' #863 7916.31' #864 7916.07' #855 7915.87' FF: 7916.33' (PER OTHERS) Point Table Point # 302 353 800 801 802 803 804 805 806 807 810 811 812 813 814 815 816 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 Raw Description YPC #14111 YPC #14111 FG-Walk (Match) FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk (Match) FG-Walk (Match) FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk (Match) FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Top Channel FG-Top Channel FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG FG-Walk FG-Walk Elevation 7913.99' 7917.55' 7918.93' 7918.84' 7918.07' 7917.86' 7917.89' 7918.10' 7918.85' 7918.93' 7918.88' 7918.79' 7918.31' 7918.23' 7917.27' 7917.20' 7916.60' 7916.07' 7915.99' 7916.06' 7917.26' 7917.34' 7918.30' 7918.37' 7918.85' 7918.85' 7917.61' 7917.44' 7917.38' 7917.52' 7917.58' 7917.67' 7916.06' 7915.93' 7916.00' 7916.00' 7916.08' 7916.01' 7915.83' 7915.86' 7915.90' 7915.97' 7915.90' 7916.07' 7916.11' 7916.08' 7916.06' 7916.05' 7915.99' 7916.06' 7916.06' 7915.99' 7916.24' 7915.79' 7915.87' 7916.05' 7916.31' 7916.31' 7916.31' 7916.31' 7916.31' 7917.07' 7916.31' 7916.07' Northing 1096.38 999.81 982.90 987.37 995.18 1000.22 1000.98 995.95 988.14 983.52 980.92 985.55 991.38 995.25 1008.05 1011.91 1021.40 1032.44 1031.14 1030.24 1011.02 1007.15 994.35 990.49 984.65 980.79 991.42 994.17 993.40 990.14 987.24 988.52 1039.38 1041.18 1042.14 1040.00 1042.05 1038.43 1040.75 1044.17 1045.07 1038.26 1037.37 1035.04 1034.02 1037.40 1036.38 1035.82 1050.62 1049.72 1053.26 1054.16 1061.48 1074.24 1073.73 1072.57 1070.93 1067.59 1066.31 1065.73 1059.25 999.22 1062.76 1055.13 Easting 1025.95 1000.19 1018.86 1020.05 1025.74 1027.08 1024.18 1022.84 1017.15 1015.93 1029.73 1030.96 1032.50 1033.53 1036.92 1037.94 1040.46 1038.12 1043.04 1046.42 1041.33 1040.30 1036.91 1035.89 1034.34 1033.31 1047.98 1050.78 1053.67 1052.81 1052.04 1047.21 1048.85 1042.08 1038.46 1037.89 1030.15 1029.19 1020.44 1021.34 1017.96 1016.16 1019.54 1028.30 1032.16 1033.06 1036.93 1039.02 1044.58 1047.99 1048.93 1045.52 1048.76 1020.13 1022.05 1026.42 1032.62 1045.20 1050.04 1052.23 1076.68 1030.82 1043.92 1041.90 C/ O C/ O C/ O C/O C/O T T T S X X X X SS SS X X X X X X X X X X X X X 6''SS Point Table Point # 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 930 931 932 933 934 935 936 937 938 939 Raw Description FG-Asphalt FG-Top Channel FG-Top Channel FG-Asphalt FG-Asphalt FG-Asphalt FG-Asphalt FG-Asphalt FG-Asphalt FG-Asphalt FG-Top Channel FG-Top Channel FG-Asphalt FG-Asphalt FG-Asphalt FG-Top Channel FG-Top Channel FG-Asphalt FG-Asphalt FG-Asphalt FG-Match FG-Match FG-Asphalt Inlet-Rim Inlet-Rim Inlet-Rim Inlet-Rim Inlet-Rim Inlet-Rim Inlet-Rim Inlet-Rim Inlet-Rim Inlet-Rim Elevation 7915.20' 7915.40' 7915.58' 7915.71' 7915.71' 7916.22' 7916.22' 7915.87' 7915.87' 7915.19' 7914.98' 7914.78' 7914.04' 7914.95' 7914.74' 7914.46' 7914.27' 7912.84' 7912.23' 7911.14' 7909.92' 7910.62' 7911.93' 7917.15' 7916.70' 7916.77' 7917.02' 7916.35' 7915.74' 7915.76' 7915.58' 7915.71' 7915.74' Northing 1079.07 1077.76 1076.60 1075.76 1072.42 1068.18 1064.08 1081.27 1085.66 1090.02 1091.20 1092.36 1096.55 1098.22 1102.45 1105.32 1106.48 1111.35 1114.34 1117.34 1119.42 1107.82 1105.56 1002.66 995.28 992.14 1007.48 1020.83 1030.43 1039.14 1041.46 1045.64 1060.46 Easting 1021.41 1026.34 1030.71 1033.90 1046.48 1062.49 1077.96 1083.55 1067.13 1050.70 1046.23 1041.85 1026.05 1088.04 1072.09 1061.24 1056.87 1038.50 1032.09 1025.68 1017.84 1014.77 1023.26 1017.84 1046.59 1058.43 1035.73 1039.27 1041.82 1028.78 1021.66 1044.30 1048.23 37110DERIC J O N WA L T E R COL O R A D O LICE N S E D P R O F E SSIONA L E N G INEER 7/20/21 NO R T H N. 8 t h S t r e e t US Hwy 8 2 / W . H a l l a m S t . Scale: 1"=100' Existing Drainage Basin1 N. 7 t h S t r e e t Alley Scale: 1"=20' Proposed Drainage Basins2 US Hwy 8 2 / W . H a l l a m S t . N. 8 t h S t r e e t Alley 0.600.031 A 0.510.041 C 0.960.031 D 0.740.049 B 0.600.031 A Critical Point (Low Point) Probable Offsite Basin Entering Hallam Above the Subject Site (25,000± SF) MAJOR EVENT RUNOFF COEFFICIENT AREA (Ac.) SUB-BASIN NAME NO R T H NORTH RevisionDate 923 Cooper Avenue Suite 201 Glenwood Springs, CO 81601 tele: 970.945.5252 fax: 970.384.2833 Engineer or Surveyor Seal Sheet Client Information: PROJECT NO. FILE NAME: Designer: Drafter: Date: N: \ P R O J E C T S \ 2 0 1 7 \ 1 7 0 3 1 - 8 3 4 W H a l l a m \ d w g \ 1 7 0 3 1 - C - T o p o . d w g 7/ 2 0 / 2 0 2 1 1 1 : 3 2 A M ---- ---- ---- ---- ---- 7/20/21 Rev. grading of parking & adj. sw 10/19/20 Rev. Foundation Drain Plan 7/30/18 8th St. Rev. Per COA 7/20/21 BUI DJW 17031-c-topo.dwg 17031 215.266.5211 ASPEN, CO 81611 625 E. MAIN ST., STE. 204 834 WEST HALLAM ASSOCIATES, LLC AS P E N , C O L O R A D O 7/19/18 8th St. Improvements Co n s t r u c t i o n S e t Gr a d i n g & D r a i n a g e P l a n - O n S i t e 83 4 W . H a l l a m S t r e e t C.8 00 6'12' Scale: 1" = 6' Scale: 1"=6' Grading Plan STORM SEWER DESCRIPTION KEYS KEY DESCRIPTION RIM ELEV. 12"Ø AREA INLET WITH DUCTILE IRON DOME GRATE AND SEDIMENT PROTECTION 7917.15' 12"Ø AREA INLET WITH DUCTILE IRON DOME GRATE AND SEDIMENT PROTECTION 7916.70' 12"Ø AREA INLET WITH DUCTILE IRON DOME GRATE AND SEDIMENT PROTECTION 7916.77' 12"Ø AREA INLET WITH DUCTILE IRON DOME GRATE AND SEDIMENT PROTECTION 7917.02' 12"Ø AREA INLET WITH DUCTILE IRON DOME GRATE AND SEDIMENT PROTECTION 7916.35' 12"Ø AREA INLET WITH DUCTILE IRON DOME GRATE AND SEDIMENT PROTECTION 7915.74' 12"Ø AREA INLET WITH DUCTILE IRON DOME GRATE AND SEDIMENT PROTECTION 7915.76' 12"Ø AREA INLET WITH DUCTILE IRON DOME GRATE AND SEDIMENT PROTECTION 7915.58' 12"Ø AREA INLET WITH DUCTILE IRON DOME GRATE AND SEDIMENT PROTECTION 7915.71' 12"Ø AREA INLET WITH DUCTILE IRON DOME GRATE AND SEDIMENT PROTECTION 7915.74' 4'Ø FOUNDATION DRYWELL 7916.00' 4'Ø FOUNDATION DRYWELL 7915.74' 4'Ø WQCV DRYWELL 7915.94' 4'Ø WQCV DRYWELL 7915.94' GRADE AROUND THE PERIMETER OF BUILDING AS NECESSARY AT 2% FOR 10-FEET MIN. IN PAVED AREAS AND 10% FOR 5-FEET MIN. IN UNPAVED AREA, UNLESS OTHERWISE INDICATED, TO ENSURE PROPER DRAINAGE AWAY FROM THE FOUNDATION. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 1 Reviewed by Engineering 07/22/2021 2:53:38 PM "It should be known that this review shall not relieve the applicant of their responsibility to comply with the requirements of the City of Aspen. The review and approval by the City is offered only to assist the applicant's understanding of the applicable Engineering requirements." The issuance of a permit based on construction documents and other data shall not prevent the City of Aspen from requiring the correction of errors in the construction documents and other data. W W W W W W W W W W W W W W W W W W W W W T. O . F F 10 0 ' - 0 " T. O . C O N C 98 ' - 1 " T. O . F F 98 ' - 1 " T. O . F F 98 ' - 1 " T. O . S L A B 97 ' - 1 1 " T. O . S L A B 97 ' - 1 1 " AC AC AC AC AC AC E E E E E E E E E E E E E E E E E E E E E E E T T T T T T T T T T T T T T T T T T T E E E E E E E E E E E E E E E E E E E E T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T S SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS SS W SO E T C D D D > > > > > > > > > > > > > > > > > > > > > > > > > > > > D > > > > > > > > > > > > X X X X X X X X X X W SO W SO W SO 6' ' S S 6' ' S S 6' ' S S 6' ' S S 6''SS6''SS 6' ' S S 6' ' S S 6' ' S S 6' ' S S 6' ' S S 6' ' S S 6' ' S S 6' ' S S 6''S S 6''S S 6''S S 6''SS 6''SS 6''SS 6''SS 6''SS 8''SD 8''SD 4''SD 4' ' S D 4''SD 4''SD 4''SD 4''SD 8' ' S D 8''S D 8''SD 8''SD 4''S D 4''SD 8' ' S D 8' ' S D 8' ' S D 8' ' S D 8' ' S D 8''SD 8''SD 4' ' S D 4' ' S D 4' ' S D 4' ' S D 4' ' S D 4' ' S D 4' ' S D 4' ' S D 4' ' S D 6''SD 6''SD 6''SD 6' ' S D 8' ' S D 8' ' S D 8' ' S D 8' ' S D 8''SD 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2'' W 2'' W 2 ' ' W 2' ' W 2' ' W 2' ' W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2'' W 2'' W 2'' W 2' ' W 2' ' W 2' ' W 2 ' ' W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2''W 2'' W 2'' W 2 ' ' W 2' ' W 2' ' W 2' ' W 2' ' W 2' ' W 2' ' W 2' ' W 2' ' W 2' ' W 2' ' W ET C ET C ET C ET C ET C ET C ETC ET C ET C ET C ET C ET C ET C ET C ET C ETC ETC ETC ETC ETC ETC ET C ET C 12 ' D R I V E ASPHALT REPLACEMENT (SEE DETAIL) DS DS DS DS DS DS DS DS DS DS DS 8. 2 % 7. 5 % ( E x . ) 6. 9 % ( E x . ) 5. 9 % 6. 3 % 7' R A M P IN S T A L L P E R V I O U S P A V E R S IN S T A L L V A L L E Y P A N IN S T A L L C U R B IN S T A L L S I D E W A L K 791 5 79 1 2 7913 7915 7916 791 6 791 6 791 6 N. 8 t h S t r e e t Alley Block 10 21.07' R.O.W. 75 . 3 7 ' R . O . W . 7910 7911 7912 7912 7911 7910 79 1 0 79 1 1 79 1 2 79 1 3 791 4 791 5 79 1 5 7916 791 7 7915 7916 7914 7913 7914 7915 7913 79 0 9 7908 7909 7909 # 9 5 0 7912.80' #951 7911.56' #952 7910.62' #9 5 3 79 0 9 . 9 2 ' #9 5 4 79 0 9 . 6 7 ' #9 5 5 79 0 8 . 7 3 ' #9 5 6 79 0 8 . 6 9 ' #9 5 7 79 0 9 . 6 3 ' #9 5 8 79 0 9 . 8 8 ' # 9 5 9 7910.58' #960 7911.52' #961 7912.76' #9 6 2 79 1 2 . 1 3 ' #9 6 3 79 1 0 . 9 0 ' #9 6 4 79 1 0 . 3 3 ' #9 6 5 790 9 . 6 3 ' #9 6 6 79 0 9 . 1 3 ' #9 6 7 79 0 8 . 1 9 ' #968 7908.66' #969 7909.07' #970 7909.54' #971 7 9 1 0 . 2 4 ' #972 7910.85' # 9 7 3 7912.11' # 9 7 4 79 1 2 . 1 1 ' # 9 7 5 79 1 0 . 8 5 ' # 9 7 6 79 1 0 . 2 4 ' # 9 7 7 79 0 9 . 5 4 ' # 9 7 8 79 0 9 . 0 7 ' # 9 7 9 79 0 8 . 5 6 ' # 9 8 0 79 0 8 . 1 9 ' #9 8 1 79 0 8 . 3 9 ' #982 7909.68' #983 7910.38' #984 7911.17' #985 7912.26' #98 6 791 3 . 6 3 ' #98 7 791 3 . 4 9 ' #98 8 791 3 . 4 4 ' #98 9 791 2 . 0 9 ' #99 0 791 0 . 8 2 ' #99 1 791 0 . 1 9 ' #99 2 790 9 . 5 1 ' #99 3 790 8 . 2 2 ' #9 9 4 79 0 8 . 0 9 ' Point Table Point # 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 Raw Description FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Walk FG-Curb Back FG-Curb Back FG-Curb Back FG-Curb Back FG-Curb Back FG-Curb Back FG-Curb Lip FG-Curb Lip FG-Curb Lip FG-Curb Lip FG-Curb Lip FG-Curb Lip FG-VPan FG-VPan FG-VPan FG-VPan FG-VPan Elevation 7912.80' 7911.56' 7910.62' 7909.92' 7909.67' 7908.73' 7908.69' 7909.63' 7909.88' 7910.58' 7911.52' 7912.76' 7912.13' 7910.90' 7910.33' 7909.63' 7909.13' 7908.19' 7908.66' 7909.07' 7909.54' 7910.24' 7910.85' Northing 1073.02 1093.32 1107.82 1119.42 1126.18 1138.80 1139.83 1127.21 1120.44 1108.84 1094.34 1074.04 1074.51 1094.81 1109.31 1120.91 1127.68 1140.30 1133.96 1128.47 1122.13 1110.53 1096.03 Easting 1005.54 1010.92 1014.77 1017.84 1019.64 1022.98 1019.11 1015.77 1013.97 1010.90 1007.06 1001.68 999.90 1005.28 1009.13 1012.20 1014.00 1017.34 1014.40 1010.56 1007.61 1004.54 1000.69 Point Table Point # 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 Raw Description FG-VPan FG-VPan FG-VPan FG-VPan FG-VPan FG-VPan FG-VPan FG-VPan FG-HMA-Match FG-HMA-GB FG-HMA-GB FG-HMA-GB FG-HMA-GB FG-HMA-GB FG-HMA-Match FG-HMA-Match FG-HMA-Match FG-HMA-Match FG-HMA-Match FG-HMA-Match FG-HMA-Match FG-HMA-Match Elevation 7912.11' 7912.11' 7910.85' 7910.24' 7909.54' 7909.07' 7908.56' 7908.19' 7908.39' 7909.68' 7910.38' 7911.17' 7912.26' 7913.63' 7913.49' 7913.44' 7912.09' 7910.82' 7910.19' 7909.51' 7908.22' 7908.09' Northing 1075.73 1076.69 1096.99 1111.49 1123.09 1130.62 1136.11 1141.26 1147.23 1125.91 1114.31 1099.81 1079.51 1055.92 1058.74 1060.53 1081.30 1101.60 1116.10 1127.70 1149.02 1143.19 Easting 995.31 991.69 997.07 1000.91 1003.99 1007.48 1011.32 1013.72 999.01 993.35 990.28 986.44 981.05 986.18 975.55 968.78 974.29 979.67 983.51 986.59 992.24 1014.23 15 ' R A M P 5. 8 % 3. 5 % 7. 2 % 1.0% 1.0% 1.0% 1.0% 1.9% 1.9% 0.6% 1.0% 1.3% 1.0% 1.4% 1.4% 1.1%(Ex.)1.2%(Ex.)0.6%(Ex.) NOTE: SEE SHEET #C.3 FOR CONSTRUCTION DETAILS AND REQUIREMENTS. MA T C H MA T C H MATCH MATCH MATCH 4. 2 % 5. 8 % 6. 0 % 5. 6 % 6. 0 % 7. 3 % ( E x . ) 5. 1 % ( E x . ) 79 1 1 C/ O C/ O C/O C/O 37110DERIC J O N WA L T E R COL O R A D O LICE N S E D P R O F E SSIONA L E N G INEER 7/20/21 NORTH RevisionDate 923 Cooper Avenue Suite 201 Glenwood Springs, CO 81601 tele: 970.945.5252 fax: 970.384.2833 Engineer or Surveyor Seal Sheet Client Information: PROJECT NO. FILE NAME: Designer: Drafter: Date: N: \ P R O J E C T S \ 2 0 1 7 \ 1 7 0 3 1 - 8 3 4 W H a l l a m \ d w g \ 1 7 0 3 1 - C - T o p o . d w g 7/ 2 0 / 2 0 2 1 1 1 : 3 3 A M ---- ---- ---- ---- ---- 7/20/21 Rev. grading of parking & adj. sw 10/19/20 Rev. Foundation Drain Plan 7/30/18 8th St. Rev. Per COA 7/20/21 BUI DJW 17031-c-topo.dwg 17031 215.266.5211 ASPEN, CO 81611 625 E. MAIN ST., STE. 204 834 WEST HALLAM ASSOCIATES, LLC AS P E N , C O L O R A D O 7/19/18 8th St. Improvements Co n s t r u c t i o n S e t Gr a d i n g & D r a i n a g e P l a n - 8 t h S t r e e t 83 4 W . H a l l a m S t r e e t C.9 00 6'12' Scale: 1" = 6' Scale: 1"=6' Grading Plan-8thStreet