A06_NDEP_Approval_AppendixC.pdf
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- RED ROCK NCA POTABLE WATER PIPELINE - SNDO
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- 140L3921R0012
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This document contains a project approval letter from the Nevada Division of Environmental Protection regarding replacement of potable water pipelines at the Red Rock Canyon Visitor Center. The Bureau of Land Management is seeking to replace approximately 2,000 feet of 4-inch diameter PVC potable water pipeline and 1,403 feet of 1.5-inch diameter PVC potable water pipeline. The letter approves construction plans but notes that work must be completed within one year and be in substantial compliance with approved plans. It also provides requirements for water main disinfection and sampling before placing the new lines into service.
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APPENDIX C
NDEP PROJECT APPROVAL LETTER
NEVADA DIVISION OF
ENVIRONMENTAL
PROTECTION
November 24,2020
Charlie Carmichael
BLM, Southern Nevada District Office
4701 N. Torrey Pines Drive Las Vegas, NV 89130
STATE OF NEVADA
Department of Conservation & Natural Resources
Steve Sisolak, Governor
Bradley Crowell, Director
Greg Lovato, Administrator
Jacob Kabler, P.E.
Jacobs Engineering Group 1301 N. Green Valley Pkwy, Ste 200 Henderson, NV 89074
RE: RED ROCK CANYON VISITOR CENTER BLM (NV0005011) PUBLIC WATER
SYSTEM IMPROVEMENT PROJECT: REPLACE THE EXISTING WATERLINE
AT RED ROCK VISITOR CENTER WITH 1912 FEET OF 4-INCH DIAMETER
PVC WATERLINE AND AT FEE AREA WITH 1403 FEET OF 1-1/2 INCH
DIAMETER PVC WATERLINE, CLARK COUNTY, NV
In reply, please refer to plan review number (CL-0006588-20)A
Dear Mr. Kabler and Ms. Carmichael:
The Nevada Division of Environmental Protection (NDEP), Bureau of Safe Drinking Water (BSDW), has reviewed the submittal plans and specifications received on November 2, 2020 for the above-referenced water project.
The water project is hereby approved for construction onlv. Work on a water project must commence no later than 1-year after the date of project approval. The water project must be completed no later than I-year after the date that work on the project has commenced, except that BSDW may extend this period in 1-year increments if the requirements of NAC 445A.6671 are met. It is requested that a PDF file of the plans and specifications be forwarded to our office.
Per NAC 445A.66715, work performed on a water project must be performed in substantial compliance with the plans and specifications approved by BSDW. In addition, any major changes to these plans during construction, which would affect the quality or quantity of water, must be submitted to BSDW for review and approval.
Work on a water project must be inspected by qualified representatives of the supplier of water.
The supplier of water, or a third party acceptable to BSDW, must ensure that the project is built according to the approved plans and specifications. Written verification must be submitted to BSDW no later than 30 days following completion of the project in accordance with NAC 445A.66715.
As a reminder, please note the following pertinent regulations:
Per NAC 445A.67145 (6), a water main must not be placed into service until:
1. The water main has been disinfected in accordance with AWWA Standard C651.
375 East Warm Springs Rd, Suite 200 Las Vegas, NV 89119 • p: 702.668.3900 ♦ f: 702.486.2863 • ndep.nv.gov printed on recycled paper
November 24, 2020
Page 2 of2 Re; Red Rock Canyon Visitor Center BLM (NV0005011) - Replace the existing water supply pipeline with 4-inch and 1-1/2 inch PVC waterline; plan review number (CL-0006588-20)A
2. Analyses of the water main which indicate that the water meets primary drinking water standards for coliform bacteria (absent for coliform bacteria) have been obtained and reported to BSDW. Per AWWA Standard C651, two sets of consecutive samples must be taken at least 24 hours apart from every 1200 feet of main, at the end of the line, and from each branch.
The proposed improvements must not be placed on-line until our office has reviewed and approved the above items and given the public water system approval to do so. All components utilized in the construction of drinking water projects must be certified as NSF 61 compliant. Be sure to include such Certification in your plans/specifications in following submittals.
Please note that your water discharge may be subject to permitting requirements by the Nevada Division of Environmental Protection - Bureau of Water Pollution Control. For more information, please contact the BWPC at (775) 687-9414.
If you have any questions or comments, please contact me at (702) 668-3930 or aaccad@ndep.nv.aov.
Sincerely, Angehto/Accad, P.E.
Staff III, Registered Professional Engineer Bureau of Safe Drinking Water cc: Andrea Seifert, P.E., Chief, Bureau of Safe Drinking Water Jim Balderson, P.E., Engineering Supervisor, Bureau of Safe Drinking Water Juan Andrade, Engineering Technician, Bureau of Safe Drinking Water Robert Fyda, P.E., Environmental Health Supervisor, fvda@snhd.org Nate Diaz, SNHD, Environmental Specialist; diazn@SNHD.ORG Leroy Daines, OP Cert, LeRov@,Utilitvservnv.coiTi ec:
Charlie Carmichael, BLM, Southern Nevada District Office, ccarmichael@blm.gov Jason Kabler, P.E., Jacobs Engineering. iake.kabler@.iacobs.com
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