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HomeMy WebLinkAboutSDP200800124 Review Comments Final Site Plan and Comps. 2009-08-17ALg�,�� �'IRGINZ� COUNTY OF ALBEMARLE Department of Community Development 401 McIntire Road Charlottesville, Virginia 22902 -4596 Phone (434) 296 -5832 Fax (434) 972 -4126 Project: Plan preparer: Owner or rep.: Date received: Rev 1: Rev 2: Date of Comment: Rev 1: Rev 2: Engineer: Rev 1& 2: SDP - 2008 - 00124, Whitehouse Commercial Justin Shimp Oshimp @ddrva.com) Hurt Investment Company Inc. 6 August 2008 29 October 2008 8 July 2009 11 September 2008 3 December 2008 17 August 2009 Amy Pflaum John P. Diez The Final Site Plan for Whitehouse Commercial, received on 8 July 2009 has been reviewed. The plan cannot be approved as submitted and will require the following corrections before approval can be granted: A. General Review Comments 1. All plans submitted must be signed and sealed by a licensed professional. [18- 32.6.1] (Rev. I) Comment has been addressed. 2. Please provide a benchmark location, elevation, and datum for topography. An existing utility or other known position will suffice. [DM] (Rev. I) Comment has not been addressed. Please show the benchmark on the plans. EX -7 cannot be located. (Rev. 2) Comment has been addressed. 3. Please provide maximum height for all proposed retaining walls. [Building Official Policy] (Rev. I) Comment has been addressed 4. Safety railing is required for retaining walls over 4 feet high. (Rev. I) Comment has been addressed 5. Please provide dimensions for all proposed permanent easements. [18- 32.7.4] (Rev. I) Comment has been addressed 6. Easements are not shown consistently throughout the plans (for example, Sh. C7 does not match Sh. C8 for drainage easement from parcel TMP 78 -10). (Rev. I) Comment has been addressed 7. Please label proposed entrance with VDOT designation. (Rev. I) Comment has been addressed 8. VDOT approval must be obtained for any plan affecting public right -of -way. (Rev. I) Comment has not been addressed. (Rev. 2) Comment has been addressed. 9. Steep slopes and retaining walls adjacent to parking lots may interfere with the 2 foot grass overhang required for 16' parking spaces. [18- 4.12.15] (Rev. I) Comment has been addressed 10. Please specify the slopes of travelway into the parking garage and the sight distance provided for cars exiting the garage. [18 -4.12] (Rev. 1) Comment has not been addressed. Please provide proposed contours or spots of elevations inside the parking garage. (Rev.2) Comment has been addressed. 11. Please check the Storm Drain Design Computations spreadsheet for consistency with the plans and profiles. Measurements and hydrologic coefficients from the plan do not match the spreadsheet (for example: STR -1 to STR -IA, & STR -1 to STR -EX3; ST -13). (Rev. 1) Comment has not been addressed. Please provide diameters and lengths for all proposed and existing pipes. Please check your CAD layers for any layers that might be turned off (for example, STR -EX2, STR -EXI, etc.) (Rev. 2) Comment has been addressed. 12. Please provide calculations for the pipe flow and capacity from manhole EX -2 to the pond. (Rev. 1) Comment has been addressed 13. It appears that EX -3 is a grate inlet which will collect flow. Please provide information in the Stormwater Inlet Computations. (Rev. 1) Comment has been addressed 14. Carryover flows from inlets on grade do not appear to be accounted for on the Stormwater Inlet Computations. (Rev. 1) Comment has not been addressed. Carryover must be accounted for Stormwater Inlets STR -7, STR -8, STR -11, STR -12, and STR -14A due to the inlets being set on grade. (Rev. 2) Comment has been addressed. 15. Storm sewer pipe slopes should be a maximum of 16% or anchors per VDOT standards should be provided. (Rev. 1) Comment has been addressed 16. Please provide end sectional details and outlet protection computations for all outlets. Please include dimensions and stone sizes for all outfalls. (Rev. 1) Comment has been addressed 17. Please provide accurate details for all storm conveyance channels to match the storm water conveyance channel schedule. (Rev. I) Comment has been addressed 18. Travelways shall not exceed 10% grade anywhere, in any direction. [18- 4.12.17] (Rev. 2) Comment has not been addressed. Grading on the travelway north of the eastern entrance of the parking garage still exceeds 10%. 19. Please provide interparcel connectivity to Freebridge Auto Site as shown on the approved preliminary site plan — SDP200800020 (Rev. 2)Comment has not been address. Please coordinate with previously approved plans for WPO200800047. Once the plans have been coordinated, the location for the interparcel connection will be determined. 20. Please submit an Erosion & Sediment Control plan and WPO application for review and approval. (Rev. 2) Comment has been addressed. 21. Concrete inlet shaping (IS -1) must be specified on any structure with a 4' or greater drop (for example, STR -EX2). (Rev. 2) Comment has not been addressed. 22. Storm Drain Design Computations show pipe STR -14 to STR -13 to have excessive outlet velocities greater than 15 fps. (Rev. 2)Comment has not been addressed. B. SWM Plan Review Comments 23. Please provide a copy of an agreement between Whitehouse and the owner of parcel 78F -A for use and maintenance of the stormwater management pond on this parcel. (Rev. 1) Comment has not been addressed. (Rev. 2) Comment noted. 24. Please provide a copy of the calculations, details and plan showing that the stormwater pond design accounted for the water quality and quantity requirements of the Whitehouse site. (Rev. I) Comment has been addressed 25. If you are seeking pollutant removal credit from the two proposed rain gardens, you must submit a WPO application with a Stormwater Management Plan and all required details and calculations. (Rev. I) Comment has been addressed. Applicant stated that they are not seeking removal credit for the two proposed rain gardens. Once these comments have been addressed, please submit 2 copies of the revised plans, calculations, and narratives to Current Development Engineering. Current Development Engineering is available from 2:30 -4 PM on Thursdays to discuss these review comments. Please contact John Diez at 434 - 296 -5832 ext. 3025 or email jdiez @albemarle.org to schedule an appointment. \\ Cob- dts01 \cityviewlnk\Docs \2008 \SDP \SDP200800124 - Whitehouse Commercial- Final\E3_fsp_rp_JPD_08 -124 - Whitehouse Commercial.doc