Section 460.20417. Internal corrosion control; monitoring.

 In addition to  the  requirements  set  forth  in  49  C.F.R.§192.477, which is adopted by reference  in  R  460.20606,  an  operator  of pipeline facilities used in the transportation of sour gas shall use coupons or other suitable means to determine the effectiveness of the steps taken to minimize internal corrosion. Initially, each coupon or other means of monitoring internal corrosion shall be checked 4 times each calendar year, but with intervals of not more than 3 1/2 months until a monitoring schedule can be developed that will adequately identify internal corrosion. The monitoring schedule shall not exceed the schedule set forth in 49 C.F.R. §192.477.

History: 2003 AACS.