(a) Each operator shall make, and retain for the useful life of the pipeline, a record of each test performed under sections 255.505, 255.506, and 255.507 of this Part. The record must contain at least the following information:
(1) the operator's name, the name of the operator's employee responsible for making the test, and the name of any test company used;
(2) test medium used;
(3) test pressure;
(4) test duration;
(5) pressure record charts, or other record of pressure readings;
(6) elevation variations, whenever significant for the particular test; and
(7) leaks and failures noted and their disposition.
(b) Each operator must maintain a record of each test required by section 255.511 of this Part for at least five years.