HomeMy WebLinkAboutSUB201400215 Correspondence Road Plan and Comps. 2015-05-07 COLLINS EN G I l ;RING _ GARRETT ST, SUITE K CHARLOTTESVILLE VA 22902
434.293.3719 PH 434.293.2813 FX
www.collins-engineering.corn
May 7, 2015
John Anderson
Department of Community Development
401 McIntire Road
Charlottesville,VA 22902
RE: Glenmore Section K2C—Road Plans—SUB201400215
Thank you for your comments dated March 31, 2015 on the above-referenced project. The updated plans reflect
changes to address your comments as described below:
1. Culvert#10 provided to turn drainage at intersection of Waterside Way and Osprey Drive.
2. Ditch#4 provided and drains Culvert#28.
3. Per VDOT Drainage Manual 7.4.6.3.2, EC-3 Type A jute ditch allows for velocities up to 7 fps. Ditch#1
shall be a VDOT EC-3 Type A jute ditch as its maximum velocity is below 7 fps.
4. See comment response#3.
5. See comment response#3.
6. Waterside Way VPD updated to 230.
7. Asphalt walking trail detail provided on Sheet 5 to show connection to driveways.
8. Typical sections revised to indicate 50' &58' R/W.
9. Sewer mains between Mh-27&Mh-26 and Mh-28& Mh-27 revised to ductile iron.
10. Pipe slopes revised to maintain velocities < 16 fps.
11. Pipe 7 lowered to invert elevation of 365.0 into Str-6.
12. Culvert#28 included in pipe design table.
13. Ditch#2 profile updated to match calculations,jute section from 0+00 to 1+00.
14. All roadside ditches shall be 3:1. Ditches 2-4 shall be 3:1, Ditch 1 shall be 2:1 due to tight grading
restrictions in that area. Details labeled to match.
15. Total ditch width included with ditch calculations.
16. Q10 depth shown on the profiles for Structures 2,8,and 10. Inlets shall be VDOT Std. DI-5. Sump design
information added to Sheet 4 for these structures.
17. Details added to Sheet 6.
Should you have any questions, please feel free to contact me at 434-293-3719.
Sincerely,
Adam Long, PE
Collins Engineering