Section 135.371. Service lines: steel addition [49 CFR 192.371].

  After the text in 49 CFR 192.371 , insert:

(aw) When coated steel pipe is to be installed as a service line in a bore, care should be exercised to prevent damage to the coating during installation. For all installations to be made by boring, driving or similar methods or in a rocky type soil, the following practices or their equivalents shall be followed:

(1) When a service line is to installed by boring or driving and a coated steel pipe is to be used for the service line, the coated pipe may not be used as the bore pipe or drive pipe and left in the ground as part of the service line. Such installations shall be made by first making an oversize bore, removing the pipe used for boring and then inserting the coated pipe.

(2) Coated steel pipe may not be inserted through a bore in exceptionally rocky soil where there is a likelihood of damage to the coating resulting from the insertion.

Cr. Register, October, 1999, No. 526 , eff. 11-1-99.