La. Admin. Code tit. 51 § XIV-601

Current through Register Vol. 50, No. 11, November 20, 2024

Section XIV-601 - General

A. Scope. The provisions of this Chapter shall govern the materials, design, construction, and installation of water supply and distribution systems.

B. Disinfection of Potable Water System. The plumbing official may require that a potable water system or any part thereof installed or repaired be disinfected in accordance with one of the following methods before it is placed in operation.

1. The system, or part thereof, shall be filled with a solution containing 50 ppm of available chlorine and allowed to stand 6 hours before flushing and returning to service.

2. The system, or part thereof, shall be filled with a solution containing 100 ppm of available chlorine and allowed to stand 2 hours before flushing and returning to service.

3. In the case of a potable water storage tank where it is not possible to disinfect as provided in Paragraph 1 or 2 of §601. B of this code above, the entire interior of the tank shall be swabbed with a solution containing 200 ppm of available chlorine and the solution allowed to stand 2 hours before flushing and returning to service.

4. In the case of potable water filters or similar devices, the dosage shall be determined by the plumbing official.

C. Allowance for Character of Water/Prohibition on the use of Used Piping. The material selected for water supply pipe, tubing, and fittings shall comply with the following.

1. Selection of Materials. When selecting the material and size for water supply pipe, tubing, or fittings, due consideration shall be given to the action of the water on the interior and of the soil, fill or other material on the exterior of the pipe. No material that would produce toxic conditions in a potable water distribution system shall be used for piping, tubing or fittings. Black iron pipe and fittings are prohibited in the water supply, service and distribution system.

2. Used Piping. A piping material that has been used for other than a potable water distribution system shall not be reused in the potable water distribution system.

D. Hot Water Distribution. The hot water supply to any fixture requiring hot water shall be installed on the left side of the fixture unless otherwise specified by the manufacturer.

E. Tests. The water supply and distribution system shall be tested in accordance with §319. C of this code.

F. Water Supply Mandatory. Every building used for human occupancy or habitation in which plumbing fixtures are installed shall be provided with an ample supply of potable water.

La. Admin. Code tit. 51, § XIV-601

Promulgated by the Department of Health and Hospitals, Office of Public Health, LR 38:2832 (November 2012).

AUTHORITY NOTE: Promulgated in accordance with R.S. 40:4(A)(7) and R.S. 40:5(2)(3)(7)(9)(16)(17)(20).