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HomeMy WebLinkAboutLanduse Case.SM.501 Sneaky Ln.A14-92 AI, 411 CASELOAD SUMMARY SHEET City of Aspen DATE RECEIVED: 2/26/92 PARCEL ID AND CASE NO. DATE COMPLETE: ;2I�77R7/ 2735-122-20-002 A14-92 STAFF MEMBER: KJ PROJECT NAME: Read Stream Margin Exemption Review Project Address: 501 Sneaky Lane, Aspen Legal Address: APPLICANT: Sanda Read Applicant Address: P.O. Box 4307 , Aspen, CO 81612 REPRESENTATIVE: Sandra Read Representative Address/Phone: Aspen, CO 81611 PAID:' (NO) AMOUNT: $ .may. ()('/(:)1■10. OF COPIES RECEIVED 3/3 TYPE OF APPLICATION: 1 STEP: 2 STEP: P&Z Meeting Date PUBLIC HEARING: YES NO VESTED RIGHTS: YES NO CC Meeting Date PUBLIC HEARING: YES NO II 00 '71' VESTED RIGHTS: YES NO , ^ o Planning Director Approval: Paid: (Ic04-90) Insubstantial Amendment or Exemption: Date: REFERRALS: City Attorney Mtn Bell School 77- City Engineer X Parks Dept. Rocky Mtn NatGas Housing Dir. Holy Cross State HwyDept (GW) Aspen Water Fire Marshall State HwyDept (GJ) City Electric Building Inspector Envir.Hlth. Roaring Fork Other Aspen Con. S.D. Energy Center ,�, pp �M / DATE REFERRED: ,�'02 �� ` INITIALS: (, b�Gf-6, /��` FINAL ROUTING: DATE ROUTED: 7-2 99' . INITIAL` City Atty >( City Engineer Zoning Env. Health Housing Other: FILE STATUS AND LOCATION: • 411 111. MEMORANDUM TO: Bill Drueding, Zoning Officer THROUGH: Diane Moore, City Planning Director FROM: Kim Johnson, Planner# U RE: Read Stream Margin Exemption DATE: March 20, 1992 SUMMARY: Planning staff recommends approval of Stream Margin Exemption for the enlargement of an existing residence, with conditions. APPLICANT: Sandra Read LOCATION: 501 Sneaky Lane ZONING: R-30 APPLICANT'S REQUEST: The Applicant wishes to make several additions. to her home. Along the river side of the house a portion of the first floor wall will be moved out 4 ' , a second level wall will be moved out 6 ' , and new deck will be added. On the northwest side, one portion of the wall will be extended 4 ' from its existing location. The garage on the northeast corner of the house will be reconfigured and expanded. Because portions of the at grade expansions fall within the stream margin review area (100 ' from the high water line) , the Planning Office must approve the proposal prior to issuance of a building permit. Some of the new floor area within the home will be accomplished by adding second level area within the existing vaulted volume of the home. See site plan and application text, Attachment "A" . REFERRAL COMMENTS: The Parks Department states that no tree removal permits area required for this project. Engineering made requests for the establishment of a building envelope on this site, revegetation, dedication of a fisherman' s easement, and historic run-off protection. In a March 18 response to Engineering' s comments, the applicant stated that she does not wish to create a building envelope. As establishment of a building envelope is not a code requirement, Planning will not include this in the conditions of approval. The applicant offered to remove an existing pedestrian/recreational easement in exchange for a fisherman's easement, but staff does not believe this to be advantageous to the City. She does acknowledge that revegetation will occur on disturbed ground and that 411 110 construction run-off will be prevented from going into Castle Creek. Additionally, a 1, 000 gallon dry well will be installed to handle on-site drainage. Please refer to Attachments "B" and "C" . STAFF COMMENTS: Portions of his project take place within 100 ' of the high water line of Castle Creek. However, exemption from full Stream Margin review is possible when the following standards are met: 1. The proposal does not add more than 10% floor area of the existing structure or more than 25% of building exempt from floor area calculations. RESPONSE: As mentioned above, portions of the floor area expansion take place within the existing foundation by the intrusion into upper level vaulted ceilings or raising the roof. The foundation coverage (building footprint) is approximately 2 , 800 s.f. The proposed foundation expansion within the 100 ' review area is approximately 220 s. f. , or an 8% increase. Based on the intent of the stream margin reviews and exemptions within the code, staff believes the foundation or site coverage expansion should be the crucial limiting criteria. The application points out that within the review criteria for stream margin exemptions, two applications of expansion are used. In Section 7-504 B. 1. uses the term "floor area" and Section 7- 504 B. 5 uses the term "ground coverage" . Understanding the intent of the exemption allowance, which places reasonable limits on stream margin development not requiring full review by the Planning Commission, the impacts of ground coverage expansion should be considered in addition to the raw floor area expansion of a proposal. Existing floor area on the parcel is approximately 3 , 250 s. f. with proposed floor area expansion of 1,500 s. f. Please see page 2 of the application. 2 . No trees will be removed, or required removal permits are granted. RESPONSE: No trees will be removed within the 100 ' review area. However, one pine will be relocated without requiring a permit. 3 . No portion of the expansion, remodeling, or reconstruction will be any closer to the high water line than the existing development. RESPONSE: The closest existing ,development to the river is decking at 31. 5 ' from the bank. No portion of proposed structural addition, either deck or foundation, is closer to the river than this distance. 4 . The development does not fall outside of an approved building envelope, if one has been designated through prior review. RESPONSE: There is no approved building envelope for this site. ! i 5. The remodeling or expansion will cause no increase to the ground coverage within the Special Flood Hazard Area. RESPONSE: The proposal is located completely outside of the 100 ' floodplain as determined by Rob Thomson on March 20, 1992 . STAFF RECOMMENDATION: Staff recommends approval of Stream Margin Exemption for the Read Residence expansion as represented in this application with conditions. I hereby approve the Stream Margin Exemption for the Read Residence expansion as proposed, with the following conditions: 1) Revegetation is required for any disturbed soil on the site. This shall be inspected by Planning or Engineering staff prior to issuance of Certificate of Occupancy. 2) Construction run-off into Castle Creek shall be prevented by implementing a site drainage plan approved by Engineering staff prior to issuance of a builiding permit. ()pi Di Moore,/ City Planning Director Dat- Attachments: "A" - Application Text and Site Plan "B" - Engineering Referral Memo "C" - March 18, 1992 Response to Engineering Memo • • SANDRA L. READ ` BOX 4307 tt 1 8 1992 ASPEN, COLORADO 81612 \, 1/ MARCH 18, 1992 By Hand Ms. Kim Johnson Planning Department City of Aspen 130 Galena Street Aspen, Colorado 81611 re: Read Application for Exemption From Stream Margin Review Dear Ms. Johnson: Thank you for providing me with a copy of the comments submitted to you by the City of Aspen Engineering Department about my application for an exemption from the Stream Margin Review procedures. Having had an opportunity to review those comments I wish to submit my own comments in response to those of the Engineering Department. Before specifically addressing the comments of the Engineering Department I believe a general comment is in order. The comments of the Engineering Department in some respects go far beyond the scope of Section 7-504 B of the Aspen Code. From my understanding of the regulations these comments would seem more appropriate in a proceeding for Stream Margin Review rather than as comments to an application for an exemption from those provisions of the code. Regarding the comments of Engineering Department I request that the following be taken into consideration: 1. A building envelope for this building site should be established by the Planning Department. Then the applicant must make a statement on the permit set of drawings, indicating there will be no disturbance of the vegetation between the building envelope and the river. The applicant asserts as a general matter that this comment, particularly the first sentence, goes far beyond the scope of Sec. 7-504 B. The request by the Engineering department that the Planning Department establish a building envelope for Lot 2 of the Parry Subdivision is wholly ,f • • inappropriate. To establish a site specific building envelope for this particular Lot disregards the intent underlying the code provisions and places an inequitable burden on the applicant. Moreover, to establish such a building envelope for the Lot when the majority of the property lies outside of the purview of the relevant regulations regarding Stream Margin Review would limit the applicant's use and enjoyment of the property without basis in the intent of the overall land use regulations of the City of Aspen. It may be that the Engineering Department does not have a complete understanding of the requirements for the designation of a site specific building envelope. The zoning applicable to this particular Lot establishes the "set backs" and "FAR" requirements for development on the property, and the applicant asserts that the proposed renovation to the dwelling located on Lot 2 meet those particular requirements. Therefore, the applicant strongly objects to establishing a building envelope for this Lot. Regarding the second sentence of this comment, the applicant is fully prepared and agrees to return all disturbed areas of the property to the condition existing prior to the renovation project. To require that the applicant commit to "no disturbance" of vegetation, much of which the • applicant planted, is unduly restrictive. 2. The applicant is required to plant any regarded area inside the building envelope with species keeping with the Roaring Fork Greenway Plan as well as existing plants in the area. As noted above, the applicant strongly objects to the establishment of a building envelope for Lot 2 of the Parry Subdivision. However, as also noted above, the applicant is willing and prepared to restore any disturbed portion of the property to its condition prior to the renovation project. As illustrated in Exhibit 1 to the applicant's submission of February 26, the area of development which will require revegetation is significantly to the East of Castle Creek and therefore are not covered by the Greenway Plan. 3. The applicant is requested to grant a fisherman 's easement for the river or stream and for a width of five feet along the bank. The applicant is prepared to grant such an easement subject to the following condition. The applicant will grant such an easement, if and only if, the City of Aspen releases the existing pedestrian recreational easement on the property and assumes all liability for fisherman utilizing the stream. 4. A construction site drainage plan and procedure should be considered prior to the issuance of a demolition, excavation or building permit. The construction procedures employed must be such that no runoff from rain or snow melt be permitted to drain to the river from • • contact with disturbed earth. The construction procedure used will in no way impact the stream. The applicant agrees and commits to implement a construction site drainage plan that will insure that no site drainage will migrate to Castle Creek and there will be no impacts upon the stream. 5. It appears that the proposed development will create additional impervious surfaces. The engineering staff requests that the applicant give consideration to maintaining historic storm runoff and preventing any increased storm runoff from entering Castle Creek. The applicant's detailed construction plan specifies the installation of a 1000 gallon dry well to accommodate any increased rain or snow melt runoff generated by the renovation project. In addition, the applicant's plans contemplate a restructuring of the roof directions of the structure that will allow any runoff to be redirected to irrigate the lawns and landscaping on the project site. 6. The location of the 100 year flood plain line as shown on Exhibit 1 of the application can not(sic) be confirmed. The applicant must submit Exhibit 1, to the engineering department, with existing contours of the land in two foot intervals. The applicant's representative spoke with the engineering department concerning this requirement on Tuesday, March 17, 1992. As a result of this conversation the applicant has directed that representatives of the applicant's contracted survey firm meet with the engineering department to discuss this issue. The applicant asserts that the entire renovation project lies outside of the 100 year flood plain line. The applicant further asserts that the relevant factor is not the precise location of the 100 year flood plain line, but rather that the proposed renovation project is outside the line. This matter should be resolved through discussion rather than by requiring the applicant to go to the substantial added expense of a complete site survey. The applicant requests that the responses contained herein be expeditiously considered and that applicant's application for an exemption from the provisions 7-504 C of the Aspen Code be granted. Sincerel .1 Sandra L. Read cc: Dick Fallin • ASPEN/PITKIN PLANNING OFFICE 130 South Galena Street Aspen, Colorado 81611 Phone 920-5090 FAX 920-5197 MEMORANDUM TO: City Engineer Parks Department FROM: Kim Johnson, Planning Office RE: Read Stream Margin Exemption Review Parcel ID No. 2735-122-20-002 DATE: February 28, 1992 Attached for your review and comments is an application submitted by Sanda Read requesting an exemption from a stream margin review for a proposed remodel of an existing structure. Please return your comments to me no later than March 13, 1992. Thank you. '-r("1/4 (/° 1) - /, • 411 111 MESSAGE DISPLAY TO KIM JOHNSON From: Rebecca Baker Acting for: George Robinson Postmark: Mar 13 , 92 1:56 PM Subject: Read Stream Margin Exemption Message: George asked me to contact you regarding this. He wants to know why the tree needs to be relocated? Basically if its being relocated on the owners property, no tree permit is required. But George didn't see the need to relocate the tree in the first place (#2 - Relocate Austrian Pine) . Thanks! ! ! X • 47T A44 �." Sandra L. Read Post Office Box 4307 Aspen, Colorado 81612 February 26, 1992 By Hand Ms. Kim Johnson Planning Department City of Aspen 130 Galena Street Aspen, Colorado 81611 re: Application for an exemption from Stream Margin Review Dear Ms. Johnson: Pursuant to the provisions of Sec. 7-504, of the Aspen Code, Land Use Regulations, this application is filed to seek an exemption from the provisions of 7-504 C. The applicant, Sandra L. Read, is a private citizen, full time resident of the City of Aspen, and the owner and resident of a single family residence located at 501 Sneaky Lane. The remodel of this residence is the subject of this application. The majority of the existing structure is located within 100 feet, measured horizontally, of the high water mark of Castle Creek, a tributary of the Roaring Fork River, and therefore, the applicant's proposed remodel of the structure is subject to the provisions of Sec. 7-504 of the Aspen Code. The Applicant has prepared a detailed site plan which depicts the areas to be added to the existing structure when the structure is remodeled, which is attached hereto as Exhibit 1. Section 7-504 B of the Aspen Code sets forth 5 standards which have to be met in order for the proposed remodel to be exempted from stream margin review. 1. The development does not add more than ten(10) percent to the floor area of the existing structure or increase the amount of building area exempt from floor area calculations by more than twenty-five(25) percent; Response: • • As indicated on Exhibit 1, the applicant proposes to expand the square footage of the existing structure by approximately 1,500 square feet. The existing structure at present has approximately 3,250 gross square feet. Therefore, if the provisions of Sec. 7-504 B 1 are applied literally, then the proposed remodel does not meet the first standard for exemption. However, if the particular nature of the remodel and expansion are taken into account, and the intent underlying the land use regulations regarding stream margin review are taken into account, then the proposed remodel does meet the standard. While the applicant's proposed remodel contemplates a significant increase in square footage to the structure, this increase in square footage is the result of reconfiguration of existing spaces within the structure and raising the roof over a portion of the structure. This increase in square footage will be achieved without making major changes to the overall footprint of the existing structure. Although applicant proposes to increase the overall square footage of the structure by approximately 46 percent, the footprint or the ground coverage of the structure, as measured by the foundation walls of the existing structure, will increase by approximately 19 percent. (Currently the area within the foundation walls measures approximately 2,800 square feet, the proposed remodel will add approximately 530 square feet to this area). • Importantly, a majority of this proposed expansion to the existing footprint or ground coverage is the result of adding a garage bay (approximately 380 square feet) on the northeast side of the existing structure away from Castle Creek. (Label "G" on exhibit 1). A substantial portion (approximately eighty percent [80%] or, approximately 310 square feet) of this proposed addition is beyond one hundred feet(100') from the high water line of Castle Creek. As this new square footage is outside of the purview of the applicable regulation, then the total expansion is less than 10,percent and the standard in 7-504 B 1 has been met. It is the applicant's position that when adopted, this regulation was intended to preclude remodels and renovations which contemplated significant increases in the ground coverage of a particular project either within one hundred(100) feet of a waterway,or within the one hundred year flood plain. For that reason Sec. 7-504 uses terms such as "floor area", Sec. 7-504 B. 1., and "ground coverage", Sec 7-504 B.5. Had the intention been to uses square footage as the criteria, the regulation would have so stated specifically. It is also the contention of the applicant that development beyond the one hundred(100) feet limit from the high water line is beyond the applicability of this regulation. This position is predicated upon the terms of Sec. 7-504 A., Applicability. The limits established in this section speak only to development within this distance and not to development outside of the limit. This limit was established in order that the underlying intent behind the regulation, the preservation of the river and stream banks, and safety, be achieved without extending review authority to cases clearly not intended to be covered by the regulation. '' • 2. The development does not require the removal of any tree for which a permit would be required pursuant to section 13-76 or the applicant receives a permit pursuant to said subsection; Response: The proposed remodel of the existing structure does not require the removal of any tree for which a permit pursuant to section 13-76 would be required. The only tree affected by the proposed remodel is an Austrian Pine approximately 20 feet in height located at the Northeast corner of the existing structure. (See Exhibit 1, tree labeled "T".) This tree is in excess of one hundred (100') of the high water line of Castle Creek and therefore is not subject to these regulations or standards. However, the tree is to be relocated, not removed from the property. 3. The development is located such that no portion, of the expansion, remodeling or reconstruction will be any closer to the high water line than is the existing development; Response: At present the closest part of the existing structure to the high water line of Castle Creek is 31.5 feet, measurement taken from the survey included in Exhibit 1. ( Label "A" on Exhibit 1.) This is the distance from the Southwest corner of the existing above ground deck to the indicated high water line. No portion of the proposed remodeled structure, either decks or foundation walls, will be any closer to the high water line of Castle Creek than this distance. 4. The development does not fall outside of an approved building envelope, if one has been designated through a prior review: Response: There is no approved or designated building envelope for this piece of land. 5. The development is located completely outside of the special flood hazard area and more than one hundred(100) feet measured horizontally, from the high water line of the Roaring Fork River and its tributary streams or the expansion, remodeling or reconstruction will cause no increase to the amount of ground coverage of structures within the special flood hazard area. • • • Response: The proposed remodel is completely outside of the one-hundred-year floodplain, as shown on Exhibit 1. To the best of the applicant's knowledge, the proposed remodel is not located in a special flood hazard area. Summary For the reasons set forth above, the applicant's proposed remodel of the existing structure located at 501 Sneaky Lane has met the standards for an exemption from stream margin review as set forth in Sec. 7-504 B of the Aspen Code, Land Use Regulations. If there are any questions regarding this application, the applicant can be reached at 920-1551. Respectfully subMiftel, � J .� Sandra`L. Read Applicant Enclosures � _ _ _ AO/ace n MEMORANDUM l�� ,= .'�,.- r. f J " f NARit ;t. � 992 ; ��. To: Kim Johnson, Planning Office From: Rob Thomson, Project Engineer pr Date: March 10, 1992 Re: Read Stream Margin Exemption Having reviewed the above application, and having made a site inspection, the engineering Department has the following comments: 1. A building envelope for this building site should be established by the Planning 'Department. , Then the applicant must make a statement on the permit set of drawings, indicating there will be no disturbance of vegetation between the building envelope and the river. 2 . The applicant is required to plant any regraded area inside the building envelope with species keeping with the Roaring Fork Greenway Plan as well as existing plants in the area. 3 . The applicant is requested to grant a fisherman's easement for the river or stream and for a width of five feet along the bank. 4. A construction site drainage plan and procedure should be considered prior to the issuance of a demolition, excavation or building permit. The construction procedures employed must be such that no runoff from rain or snowmelt be permitted to drain to the river from contact with disturbed earth. The construction procedure used will in no way impact the stream. 5. It appears that the proposed development will create additional impervious surfaces. The engineering staff requests that the applicant give consideration to maintaining historic storm runoff and preventing any increased storm runoff from entering Castle Creek. 6. The location of the 100 year flood plain line as shown on Exhibit 1 of the application can not be confirmed. The applicant must submit Exhibit 1, to the engineering department, with existing contours of the land in two foot intervals. rt/caseload92 . 006