LAC 70:II.1915. Pre-Installation CCTV Inspection

A. The permittee shall use closed-circuit television (CCTV) to televise the sewer pipe immediately before the pipe bursting to assure that the existing pipe conditions are acceptable for pipe bursting. B. If the pre-installation CCTV inspection reveals a sag in the existing sewer that is greater than one-half the diameter of the existing pipe, the permittee shall install the replacement pipe so that the result is an acceptable grade without the sag. The permittee shall eliminate sags using one of the following measures: 1. pipe replacement 2. digging a sag elimination pit and bringing the bottom of the pipe trench to a uniform grade in line with the existing pipe invert, or 3. by other industry-accepted measures approved by the department. C. Eliminating sags under the roadway is prohibited if it necessitates open cutting the roadway.