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HomeMy WebLinkAboutFile Documents.230 E Hopkins Ave.0089.2018 (46).ACBKEngineering1_0089.2018.ACBK_230 E Hopkins Page: [6] C5 Overall Grading Plan Author: pjm File Name: 230 E. Hopkins_Drawings_Civil_2019-04-18.pdf Street light shall be relocated to the west of the wing. Include COA light pole base detail in the civil sheets. 230 E. Hopkins_Drawings_Civil_2019-04-18.pdf (13) Page: [7] C5.1 Detailed Grading Plan Author: pjm File Name: 230 E. Hopkins_Drawings_Civil_2019-04-18.pdf Call out tie in points to ensure alley grading conveys drainage to Monarch St. Page: [7] C5.1 Detailed Grading Plan Author: pjm File Name: 230 E. Hopkins_Drawings_Civil_2019-04-18.pdf High point between ramps need to be 3" minimum. Page: [8] C5.2 Drainage Plan (Proposed) Author: pjm File Name: 230 E. Hopkins_Drawings_Civil_2019-04-18.pdf It seems that this is called out as a drywell in the drainage report, please revise so the drainage report, detail sheet and this sheet refer to this infrastructure consistently as a pump vault or drain basin. Page: [8] C5.2 Drainage Plan (Proposed) Author: pjm File Name: 230 E. Hopkins_Drawings_Civil_2019-04-18.pdf Since WQCV treatment is provided in the green roofs, provide a detail. DYH WV Street light shall be relocated to the west of the wing. Include COA light pole base detail in the civil sheets. in s A v e n u e , A s p e n \ P l a n s \ C 5 . 1 D e t a i l e d G r a d i n g P l a n . d w g Call out tie in points to ensure alley grading conveys drainage to Monarch St. Y Is a High point between ramps need to be 3" minimum. It seems that this is called out as a drywell in the drainage report, please revise so the drainage report, detail sheet and this sheet refer to this infrastructure consistently as a pump vault or drain basin. Since WQCV treatment is provided in the green roofs, provide a detail. Page: [8] C5.2 Drainage Plan (Proposed) Author: pjm File Name: 230 E. Hopkins_Drawings_Civil_2019-04-18.pdf Call out pipe slope and diameter to connect planter to pump vault. Page: [10] C6.1 Overall Utility Plan Author: pjm File Name: 230 E. Hopkins_Drawings_Civil_2019-04-18.pdf 4" service lines are reviewed like a main line, provide the following: - A profile of the water line, show required restraints and the connection to the building - Fire flow calcs that show a 2" line fails to provide adequate pressures. Page: [16] C9.1 Details Author: pjm File Name: 230 E. Hopkins_Drawings_Civil_2019-04-18.pdf This drywell does not meet COA URMP standards for a 2 chamber drywell which provides WQCV treatment. Is this drywell meant to treat for water quality or is all treatment in the planter along Monarch? Drywell minimum depth per the URMP is 10', revise drywell design to comply wit URMP. Page: [16] C9.1 Details Author: pjm File Name: 230 E. Hopkins_Drawings_Civil_2019-04-18.pdf Clarify that the break shown on the detail represents vertical and horizontal break in the scale and that the 3.5' vertical dimension is a minimum requirement for bury depth on the pipe. B Call out pipe slope and diameter to connect planter to pump vault. DYH WV 4" service lines are reviewed like a main line, provide the following: - A profile of the water line, show required restraints and the connection to the building - Fire flow calcs that show a 2" line fails to provide adequate pressures. File P a t h : D : \ D r o p b o x \ P r o j e c t F i l e s \ 1 8 . 0 0 6 - 2 3 0 - 2 3 4 E a s t H o p k i n s A v e n u e , A s p e n \ P l a n s \ C 9 D e t a i l s . d w g Plot D a t e / T i m e : A p r i l 1 5 , 2 0 1 9 - 1 1 : 1 6 a m This drywell does not meet COA URMPstandards for a 2 chamber drywellwhich provides WQCV treatment. Isthis drywell meant to treat for water qualityor is all treatment in the planter alongMonarch? Drywell minimum depth per the URMPis 10', revise drywelldesign to comply witURMP. Clarify that the break shown on the detail represents vertical and horizontal break in the scale and that the 3.5' vertical dimension is a minimum requirement for bury depth on the pipe. Page: [16] C9.1 Details Author: pjm File Name: 230 E. Hopkins_Drawings_Civil_2019-04-18.pdf Comment for Drainage Report: 1. Please note a thorough maintenance plan will be required at time of CO for the property. It will need to include a description of how drainage works on the property, how to maintenance the infrastructure and how to know when the system is not working properly. This document will be for the owner/HOA/property manager so it shall be easy to understand. 2. The hydraulic calcs in appendix B still call out soil type B, were the calculations updated when the geotech found the soils to be type A? Page: [16] C9.1 Details Author: pjm File Name: 230 E. Hopkins_Drawings_Civil_2019-04-18.pdf Per sheet C5.2 it looks like there are three inverts to the pump vault, show all three pipes. Page: [17] C9.2 Details Author: pjm File Name: 230 E. Hopkins_Drawings_Civil_2019-04-18.pdf The landscape media in the planters must meet URMP standards for bio-retention gardens to provide treatment for the WQCV. Include a note. Page: [17] C9.2 Details Author: pjm File Name: 230 E. Hopkins_Drawings_Civil_2019-04-18.pdf How will the 8" gravel buffer be maintained in the winter? The gravel will be impacted during snow removal. Pervious pavers may be a more permanent solution. Comment for Drainage Report: 1. Please note a thorough maintenance plan will be required at time of CO for the property. It will need to include a description of how drainage works on the property, how to maintenance the infrastructure and how to know when the system is not working properly. This document will be for the owner/HOA/property manager so it shall be easy to understand. 2. The hydraulic calcs in appendix B still call out soil type B, were the calculations updated when the geotech found the soils to be type A? Per sheet C5.2 it looks like there are three inverts to the pump vault, show all three pipes. The landscape media in the planters must meet URMP standards for bio-retention gardens to provide treatment for the WQCV. Include a note. How will the 8" gravel buffer be maintained in the winter? The gravel will be impacted during snow removal. Pervious pavers may be a more permanent solution.