HomeMy WebLinkAboutWPO200900015 Review Comments Stormwater Management Plan 2009-06-25OF 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:
St. David's Angelican Church [SDP200900027 & WP0200900015]
Plan preparer:
Justin Shimp, PE; DDR [email: jshimp @ddrva.com]
Owner /Applicant:
St. David's Angelican Church; William Lee Anderson, Grant Howlett,
Etal TRS
Plan received date:
6 April 2009
Rev 1:
15 June 2009
Date of comments:
18 May 2009
Rev 1:
30 June 2009
Reviewer:
John P. Diez — Engineering Technician
A. Final Site Plan
1. Please provide professional seal, signed and dated. [18- 32.6.1]
(Rev. 1) Comment has not been addressed.
2. Please provide source and date of topographic verification. [18- 32.6.6]
(Rev. 1) Comment has been addressed.
3. All contours must be continuous.
(Rev. 1) Comment has been addressed.
4. Please show all existing easements with deed book references, locations, and dimensions.
[18- 32.6.6]
(Rev. 1) Comment has been addressed.
5. VDOT approval must be obtained for any plan affecting public right -of -way.
(Rev. 1) Comment has not been addressed.
6. Parking spaces must be a minimum of 9x 18 with the bumper blocks. Please refer to the Design
Standards Manual.
(Rev. 1) Comment has been addressed.
B. Stormwater Management Plan
1. Please include all proposed impervious areas in the drainage map.
(Rev. 1) Comment has been addressed.
8. Please provide an energy dissipater to SCC #1. Please refer to the Design Standards Manual.
(Rev. 1) Comment has been addressed.
9. Detail E4 on sheet E -2 shows two stormwater conveyance channels, but only one appears on the
plans. Please revise.
(Rev. 1) Comment has been addressed.
10. Please show size for the underdrain pipes of the biofilter.
(Rev. 1) Comment has been addressed.
11. Cleanouts must be provided at the end of the underdrain.
(Rev. 1) Comment has been addressed.
12. Please provide calculations for the proposed culvert.
(Rev. 1) Comment has been addressed.
13. Due to the high removal rate of the drainage area, please refer to the Virginia Stormwater
Management Handbook, Table 3.11 -4, for basin sizing.
(Rev. 1) Comment has been addressed
Albemarle County Community Development
Engineering Review Comments
Page 2 of 2
14. A completed Standard Stormwater ManagementBMP Facilities Maintenance Agreement for TMP
60 -68I must be submitted, approved, and recorded prior to final approval [17- 304E]. The forms
and instructions can be found on the Community Development Department Web site on
www.albemarle.oriz.
(Rev. 1) Comment has been noted.
C. Erosion and Sediment Control Plan
15. Please provide updated county erosion control notes. Please refer to the Design Standards Manual.
(Rev. 1) Comment has been addressed.
16. Please provide outlet protection for the proposed culvert.
(Rev. 1) Comment has been addressed.
17. Silt fence is labeled, but not shown.
(Rev. 1) Comment has been addressed.
18. Please revise the sediment trap's embankment height, "H ".
(Rev. 1) Comment has been addressed.
19. It seems that the limits of disturbance will allow very little access to the drainfield. Limits of
disturbance should be widened by the drainfield entrance.
(Rev. 1) Comment has been addressed.
20. Please include the sediment trap's weir outfall in the limits of disturbance.
(Rev. 1) Comment has been addressed.
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.
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