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HomeMy WebLinkAboutSUB202100118 Review Comments Road Plan and Comps. 2021-08-26(Z) COMMONWEALTH of VIRGINIA DEPARTMENT OF TRANSPORTATION Stephen C. Brich, P.E. 1401 East Broad Street Commissioner Richmond, Virginia 23219 August 9, 2021 County of Albemarle Department of Community Development 401 McIntire Road Charlottesville, VA 22902 Attn: Matt Wentland Re: SUB-2021-00118 — Biscuit Run Park, Phase 1 — Road Plan, Review #1 SUB-2021-00119 - Biscuit Run Park — ROW Easement Plat, Review #1 Dear Mr. Wentland: (804) 786-2701 Fax: (804) 786,2940 The Department of Transportation, Charlottesville Residency Transportation and Land Use Section, has reviewed the above referenced plan as submitted by Anhold Assoc., dated 26 June 2021, and find the following: 1. Existing drainage culverts and systems will need to be reviewed for adequacy. Please provide drainage plans with calculations per latest Drainage Manual. Location and Design Division - Location and Design - Business I Virginia Department of Transportation (virginiadot.org) 2. Please show Hydraulic Grade Lines (HGL) on profiles. Also provide HGL calculations, which should be consistent with plans showing existing structures utilized or replaced. 3. VDOT drainage manual requires culverts to have a Max Hw/D of 1.5 and headwater elevation should be no higher than 18" below edge of road. 4. Appears some pipes conditions are unknown and further investigation should be performed to develop the plan. Please submit a pipe video of existing culverts. 5. DI pipe is not an approved type of pipe for installations and connection/extension is not acceptable. Ductile Iron pipe should be removed and replaced with VDOT approved material. 6. E&SC plan should be included for review. 7. Trees in the line of sight area should be removed or moved back from encroaching into sight triangle. Please remove trees from Right-of-way. 8. Roadway detail for Rte. 20, inset D, will need to be shown in accordance with WP-2 detail, R&B Standards 303.02 for traffic widening. 9. Allowable work hours on Rte. 20 are as follows: 9am to 2:30pm & 7pm to 5:30am (next morning). Please update the information on the plans. VirginiaDOT.org WE KEEP VIRGINIA MOVING 10. District Engineer approval is required prior to speed reduction thru work zone (TTC-52.2 - Prior to the implementation of this Typical Traffic Control layout, the District2 Traffic Engineer must approve a speed reduction] in a work zone after performing and evaluating] a Traffic Engineering investigation] per Traffic Engineering Division Memorandum TE-350. The orginial posted speed limit as well as the reduced work zone speed limit shall be provided to the designer by the District Traffic Engineer.) Permit request to work within the right-of-way will include DE approval prior to permit approval. 11. Holiday Work Schedule will be per VDOT 2020 Road & Bridge Spec. 108.02(b) "Limitations of Operations". 12. Please show the speed limits for existing roads on the plan sheets. 13. Please clarify what WSP and MSP symbols are on plan sheet C-100 "Existing Conditions". 14. Proposed contour 516 at structure 5 appears to touch proposed contour 518 and should be adjusted to a maximum 2:1 slope or more flat. 15. CG-12's should be shown on the plan view per detail with truncated domes to the back of curb. 16. Sheet C-200 appears to have a layering problem with EC-1 overlay. 17. Please note on the MOT plan: A Traffic Maintenance Plan (TMP) is required to obtain a permit to work within VDOT Right of Way. The TMP shall be prepared by an Advanced Work Zone Certified person, certification card and verification number is required on the TMP submittal. 18. Approved road plans meeting SSAR, and in compliance with the VDOT Road Design Manual are required prior to plat approval. a. Minimum radii for centerline of road is 200' b. Minimum Radii for entrances is 25' c. Entrance road should be shown as primary road with entrance into proposed parking area per entrance requirements. d. Road widths do not appear to meet geometric design standards. 19. Pavement design for new subdivision streets shall be developed using the Pavement Design Guide for Subdivision and Secondary Roads in Virginia and must be based on in place material at the time of construction. h"://www.virainiadot.orwbusiness/resources/Materials/Pavement Design Guide for S ubdivision and Secondary Roads.pdf 20. Stubouts must be signed per the SSAR concerning potential/eventual street extension. 21. Type HI barricades and signage should be shown at road stubs 22. Please include a note on the plat stating "VDOT will only maintain within drainage easements to the extent necessary to protect the roadway from flooding or damage." 23. Show "No Parking" signage on all roads. 24. Note that the final plan must show conformance with the VDOT Road Design Manual Appendices B(1) and F, as well as any other applicable standards, regulations or other requirements. 25. Please provide a comment response letter with each submission after the initial. 26. Due to the level of items noted in this review, these comments may not be exhaustive. If further information is desired, please contact Max Greene at 434-422-9894. A VDOT Land Use Permit will be required prior to any work within the right-of-way. The owner/developer must contact the Charlottesville Residency Transportation and Land Use Section at (434) 422-9399 for information pertaining to this process. Sincerely, Adam J. Moore, P.E. Area Land Use Engineer Charlottesville Residency