HomeMy WebLinkAboutWPO200600053 Review Comments Stormwater Management Plan 2009-10-12� OF AL
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COUNTY OF ALBEMARLE
Department of Community Development
401 McIntire Road, Room 227
Charlottesville, Virginia 22902 -4596
Phone (434) 296 -5832 Fax (434) 972 -4126
Project: Kingdom Hall of the Jehovah's Witness [SDP200600002,
WP02006000531
Plan preparer: William Moore [wmoore @balzer.cc]
Owner or rep.: East Congregation of Jehovah's Witnesses; Morgan Davis ETAL TRS
Plan received date: 14 September 2009
Date of comments: 12 October 2009
Reviewer: John P. Diez — Current Development - Engineering Technician
A. Final site plan (SDP200600002)
1. All proposed slopes must be 2:1 (horizontal:vertical) or flatter. [Policy]
2. No critical slopes are to be disturbed, unless a waiver has been granted by the Planning
Commission for the disturbance. [18 -4.2, 14 -302]
3. All proposed entrances must have VDOT designations (PE -1, CG -9a, etc.)
4. Please provide unobstructed sight distance lines at entrances, less than 10' x Speed Limit of
intersected streets, measured from a point 10' off the edge of pavement of the intersected street.
5. VDOT approval must be obtained prior to final site plan approval.
6. Please provide a sidewalk detail or specification to be a minimum 4" stone base and 4" concrete of
3000pis at 28 days, or stronger. [Specs are policy per 14 -4221
7. Please provide Albemarle County General Notes. Please refer to the Design Standards Manual.
B. Stormwater Management Plan (WP0200600053).
8. Please provide a completed copy of the standard stormwater maintenance agreement and fee for
recordation for any stormwater management facilities.
9. Please include the County's most current Construction Notes for Stormwater Management plans
which can be found in the Design Standards Manual.
10. Pipe slopes must be 0.5% min. to 16% max. (Per VDOT standards for anchors over 16 %]
11. Please provide an endwall to STR #1.
12. Please include STR #20 & #21 in the drainage summary table.
13. Please provide outlet protection to the outfall of STR #21.
14. Carryover must be accounted for all storm sewer inlets.
15. Please provide Albemarle County Stormwater General Notes. Please refer to the Design Standards
manual.
16. Please label material used for the riser.
17. Please provide a detail and label dimensions for the bio- retention area east of the proposed
building. Please refer to the Virginia Stormwater Management Handbook, Volume I, Section 3.11.
18. Please provide a cutoff trench of minimum 4' wide, 4; deep and 1:1 sloped side. Please refer to the
Virginia Stormwater Management Handbook, Volume I, Section 3.01.
C. Erosion Control Plan (WP0200600053)
19. Please provide design computations summary for each sediment basin.
20. Please provide dust control symbols (DC).
21. Please provide a stockpile location.
22. Please label STR #8 and #10 with inlet protection (11P) on sheet C5.
Engineering Review Comments
Page 2 of 2
Once these comments have been addressed, please submit two (2) copies of the revised plans, calculations,
and narratives to Current Development Engineering.
Current Development Engineering is available from 2:30pm — 4:00pm on Thursdays to discuss these
review comments. Please contact Amy Pflaum at 434 - 296 -5832 or apflaum @albemarle.org to schedule an
appointment.
If you have any questions, you can reach me, John Diez, at (434) 296 -5832 ext. 3025, or my email:
jdiez@albemarle.org.
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