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Virginia Administrative Code (Last Updated: January 10, 2017) |
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Title 12. Health |
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Agency 5. Department of Health |
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Chapter 590. Waterworks Regulations |
Section 1180. Surface water crossings
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Surface water crossings, both over and under water, present special problems and should be discussed with the division before final plans are prepared.
A. Above water crossings. The pipe above water crossings shall be:
1. Adequately supported;
2. Protected from freeze damage;
3. Accessible for repair or replacement; and
4. Above 100-year flood level.
B. Under water crossings.
1. The pipe shall be of special construction, having flexible watertight joints.
2. Valves shall be provided at both ends of the water crossing so that the section can be isolated for tests or repair; the valves shall be easily accessible and not subject to flooding.
3. Sample taps shall be available at each end of the crossing and at a reasonable distance from each side of the crossing and not subject to flooding.
4. Permanent taps shall be made for testing and locating leaks.
Historical Notes
Derived from VR355-18-012.08 § 3.55, eff. August 1, 1991.