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Title 20 — UTILITIES›Division 1 — WATER›Chapter 20.16 — DESIGN AND CONSTRUCTION

Los Angeles County Municipal Code Part 3 Construction

Los Angeles County Municipal Code · 2026-09 edition · updated 2026-10-04 · Los Angeles County

Cite as: Los Angeles County Municipal Code Part 3 · Text as of 2026-10-04

20.16.190 - Conformance with standard engineering practices.

The construction of the water utility shall conform to standard acceptable engineering practices.

(Ord. 7834 Ch. 2 Art. 3 § 251, 1960.)

Exceptions & meaning →

20.16.200 - Utility Manual for standards and materials.

If the engineer finds that in order to comply with the provisions of this Division 1 it is necessary to conform to certain standards of materials or construction, or both, he shall promulgate such standards and publish the same in a Utility Manual. The engineer shall file this Utility Manual and all amendments thereto with the board. All construction and materials should conform to the Utility Manual described in this section.

(Ord. 7834 Ch. 2 Art. 3 § 252, 1960.)

Exceptions & meaning →

20.16.210 - Materials—Standards generally.

All materials, pipes, valves, fittings and other appliances shall be of such strength and durability as to be free of structural hazards.

(Ord. 7834 Ch. 2 Art. 3 § 253, 1960.)

Exceptions & meaning →

20.16.220 - Metallic and nonmetallic materials.

Metallic and nonmetallic materials may be used separately and in combination to construct component parts of a water system, including, but not limited to, conduits, pipes, couplings, caulking materials, protective linings and coatings, services, valves, hydrants, pumps, tanks and reservoirs.

(Ord. 7834 Ch. 2 Art. 3 § 254, 1960.)

Exceptions & meaning →

20.16.230 - Newly developed materials and equipment.

This Division 1 does not prohibit the use of newly developed materials or equipment if such materials and equipment meet the requirements of this division and the Utility Manual described in Part 3 of this chapter.

(Ord. 7834 Ch. 2 Art. 3 § 256, 1960.)

Exceptions & meaning →

20.16.240 - Materials—Service life.

The material shall have a reasonable useful service life and be capable of withstanding, with ample safety factors, the internal and external forces to which it may be subjected in service. The materials and equipment shall be so selected as to mitigate corrosion, electrolysis and deterioration.

(Ord. 7834 Ch. 2 Art. 3 § 225, 1960.)

Exceptions & meaning →

20.16.250 - Workmanship.

All work shall be performed by competent workmen experienced in the trade involved. Such work shall be done in a manner to avoid imperfections which might impair the stability of the physical structure. All work and equipment shall comply with applicable codes. Installation shall be made by or under the direction of qualified personnel.

(Ord. 7834 Ch. 2 Art. 3 § 257, 1960.)

Exceptions & meaning →

20.16.260 - Location of distribution and transmission system.

All water mains located in the public rights-of-way shall be located as specified by the road commissioner at time of obtaining the excavation permit.

(Ord. 7834 Ch. 2 Art. 3 § 258, 1960.)

Exceptions & meaning →

20.16.270 - Housing of equipment and facilities.

Housing for all equipment, appurtenances and other facilities shall provide adequate ventilation and protection against unauthorized entry, and ample space for the performance of all operating, maintenance and repair functions.

(Ord. 7834 Ch. 2 Art. 3 § 262, 1960.)

Exceptions & meaning →

20.16.280 - Pumping equipment—Foundations.

Adequate foundation, considering soil conditions, shall be provided to prevent vibration of any rotating equipment.

(Ord. 7834 Ch. 2 Art. 3 § 259, 1960.)

Exceptions & meaning →

20.16.290 - Pump installations.

Pump installations shall be such as to provide cutting the unit out of service for overhaul and maintenance, and piping shall have flexible couplings to prevent strain on pump cases in case of settlement of foundation or piping.

(Ord. 7834 Ch. 2 Art. 3 § 261, 1960.)

Exceptions & meaning →

20.16.300 - Pumping equipment—Piping.

All piping shall be installed to provide free flow of water and prevent turbulence.

(Ord. 7834 Ch. 2 Art. 3 § 260, 1960.)

Exceptions & meaning →

20.16.305 - Pumping equipment—Stations.

Booster pumping stations, except for water wells, in very high fire hazard severity zones shall have two fire hydrants located in close proximity to the stations for the use of the fire department to augment or bypass the pumping station.

(Ord. 96-0002 § 7, 1996.)

Exceptions & meaning →

20.16.310 - Prevention of defects or sanitary hazards.

Construction shall be such as to prevent sanitary hazards or structural defects whether the pumping unit is handling raw or treated water.

(Ord. 7834 Ch. 2 Art. 3 § 263, 1960.)

Exceptions & meaning →

20.16.320 - Storage—Foundation requirements.

Adequate foundation, considering soil conditions, shall be provided.

(Ord. 7834 Ch. 2 Art. 3 § 264, 1960.)

Exceptions & meaning →

20.16.330 - Storage—Protective coatings for tanks.

All steel tanks shall be provided with adequate protective coatings.

(Ord. 7834 Ch. 2 Art. 3 § 265, 1960.)

Exceptions & meaning →

20.16.340 - Storage—Ventilation requirements.

Adequate ventilation shall be provided in all storage reservoirs or tanks.

(Ord. 7834 Ch. 2 Art. 3 § 266, 1960.)

Exceptions & meaning →

20.16.350 - Storage—Construction, connection and hydrant requirements.

A fire department connection or a fire hydrant shall be provided and be clearly identified in close proximity to any water storage facility to the satisfaction of the fire marshal.

(Ord. 96-0002 § 8, 1996.)

Exceptions & meaning →

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