Nevada Administrative Code
Chapter 445A - Water Controls
PUBLIC WATER SYSTEMS
Design, Construction, Operation and Maintenance
Section 445A.67155 - Separation of lines: Sewer main parallel to water main or water service lateral

Universal Citation: NV Admin Code 445A.67155

Current through September 16, 2024

1. If a sewer main parallels a water main or water service lateral:

(a) Whenever possible, the sewer main must be located lower than the water main or water service lateral.

(b) Except as otherwise provided in paragraph (c), the sewer main must be in a separate trench and:
(1) Located at least 10 feet away from the water main or water service lateral, as measured horizontally from the exterior walls of the pipes;

(2) If compliance with subparagraph (1) is not practicable, located:
(I) At least 5 feet away from the water main or water service lateral, as measured horizontally from the exterior walls of the pipes; and

(II) At least 18 inches lower than the water main or water service lateral, as measured vertically from the exterior walls of the pipes; or

(3) If compliance with neither subparagraph (1) nor subparagraph (2) is practicable, located at least 6 feet away from the water main or water service lateral, as measured horizontally from the exterior walls of the pipes. If the sewer main:
(I) Is in place at the time a water project is performed, the sewer main must be totally encased in at least 4 inches of cement slurry.

(II) Is not in place at the time a water project is performed, the sewer main must be constructed of PVC with joints that comply with Standard D3212 of the American Society for Testing and Materials.

(c) If compliance with the requirements set forth in subparagraph (b) is not practicable, an engineer must:
(1) Identify in the plans the area where compliance is impracticable in plan and profile views;

(2) Provide any applicable standard details for the area where compliance is impracticable;

(3) Propose a modification to the requirements;

(4) Demonstrate that the modification will not conflict with the provisions of NAC 445A.66615; and

(5) Request approval from the Division or the appropriate district board of health for the engineer's proposed modification.

2. The Division shall provide information regarding the process for proposing a modification pursuant to paragraph (c) at the Internet website https://ndep.nv.gov/water/drinking-water/engineering-reviews.

Added to NAC by Bd. of Health, eff. 2-20-97; A by R049-18A, eff. 8/21/2018

NRS 445A.860

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