20080330 Ver 1_More Info Received_20080312

Env*.
COY --am-
March 7, 2008
Ms. Sue Homewood
NCDENR Division of Water Quality
585 Waughtown Street
Winston Salem, NC 27107
1638 Brushy Fork Road
Trade, TN 37691
ph/fax: [phone]
cell: 828.773.3820
[e-mail]
RE: Deerfield United Methodist Church (DUMC) Stream Restoration Project Permit Amendment
Ms. Homewood,
Enclosed find the referenced project permit application revision(s). Please amend our existing
application to include a 72" Corregated Metal Pipe (CMP) intended to replace the originally
proposed bottomless arch culvert. Attached find a typical stream crossing/pipe installation detail.
If you have any questions or concerns do not hesitate to call.
Sincerely,
Adam Williams, PWS
Brushy Fork Environmental Consulting, Inc.
cc: Mr. Ian McMillan
I.CN O [gyp
MAR 12 2008
Ecology & Hydrology
DENR - WATER QUAUTY
WETI ANDS AND STCRMWATER BRANCH
r
TYPICAL STREAM CROSSING DETAIL
TOP OF DRIVEWAY/ROADWAY
COMPACTED FILL
DEPTH VARIES
- 12" MINIMUM
RIP-RAP/BOULDER RETAINING
HEADWALLS (w/ WINGWALLS)
ON BOTH SIDES
Project
Reach
90' x 72" CMP
PIPE IMPACT
ROAD GRADE
BANK FULL ELEVATION
CMP
- PIPE FILLED TO
10% OF DIAMETER
to allow low-flow
passage of aquatic life
GENERAL NOTES
1. ALL MATERIALS & CONSTRUCTION TO MEET WATAUGA CO.
SPECIFICATIONS.
2. ADDITIONAL EROSION CONTROL MEASURES WILL BE REQ'D IF SILTATION OCCURS
IN BUFFER AREAS.