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a r the most practical solution to the problem for all parties concerned. Any such authorized pavement opening shall be repaired according to the appropriate specifications in the Utility Accommodation Guide. No cutting of the pavement will be allowed on Interstate of other limited access facilities. PART 6 - TESTING 6.01 GENERAL A. In air pressure test for leaks shall be conducted in the presence of the local Engineer or his representative immediately upon completion of each crossing at a minimum test pressure of 20 psig. The test shall be abandoned, if in the opinion of the engineer, the leaks are potentially damaging to the roadway. Either of the two test methods outlined below will be satisfactory. 1. Standard twenty -four (24) pressure test with recording chart. 2. Pressure test utilizing a dragnet type leak detecting device, or other equivalent testing equipment capable of detecting pressure drops of one -half psi. Length of test to be as recommended by the testing equipment manufacturer for the conditions of the particular job. Leaking pipes that cannot be repaired to meet pressure test are to be filled with concrete by pressure grouting, or other approved means and abandoned if in the opinion of the Engineer the leaks are potentially damaging to the roadway PART 7 - WAIVER OF REQUIREMENTS 7.01 GENERAL 09/03 A. The requirements and recommendation contained in these guidelines are appropriate for the most common crossing situations. Under unusual conditions, not adequately covered herein, these requirements may be altered or waived when their strict adherence would increase the likelihood of a crossing failure. Any such alteration or waiver shall be based on sound engineering judgement and must be fully documented as outlined in Section 8 of this exhibit. Any alteration or waiver must be approved by the Engineer or authorized representative. 16200 -17 03- 1438.A -R