296-24-720  <<  296-24-72001 >>   296-24-72003

WAC 296-24-72001

Transmission pipeline.

(1) General. You must observe the requirements of WAC 296-24-68501 through 296-24-68507, 296-24-70001 through 296-24-70007, and 296-24-71501 through 296-24-71525.
(2) Field shop operations. Where field shop operations are involved for fabrication of fittings, river crossings, road crossings, and pumping and compressor stations you must observe the requirements of WAC 296-24-68001, 296-24-68501 through 296-24-68507, 296-24-69501 through 296-24-69507, 296-24-70001 through 296-24-70007 and 296-24-71501 through 296-24-71525.
(3) Electric shock. When arc welding is performed in wet conditions, or under conditions of high humidity, you must supply special protection against electric shock.
(4) Pressure testing. In pressure testing of pipelines, you must protect the workers and the public against injury by the blowing out of closures or other pressures restraining devices. Also, you must provide protection against expulsion of loose dirt that may have become trapped in the pipe.
(5) Construction standards. You must conduct the welded construction of transmission pipelines in accordance with the Standard for Welding Pipe Lines and Related Facilities, API Std. 1104-1968.
(6) Flammable substance lines. You must perform the connection, by welding, of branches to pipelines carrying flammable substances in accordance with Welding or Hot Tapping on Equipment Containing Flammables, API Std. PSD No. 2201-1963.
(7) X-ray inspection. You must carry out the use of X-rays and radioactive isotopes for the inspection of welded pipeline joints out in conformance with the American National Standard Safety Standard for Nonmedical X-ray and Sealed Gamma-Ray Sources, ANSI Z 54.1-1963.
[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, and 49.17.060. WSR 15-24-100, § 296-24-72001, filed 12/1/15, effective 1/5/16; Order 73-5, § 296-24-72001, filed 5/9/73 and Order 73-4, § 296-24-72001, filed 5/7/73.]
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