摘要 |
<p>PROBLEM TO BE SOLVED: To provide a gas leak repair method of communication line capable of reliably repairing a gas leak point in a short time, without stopping a gas flow in a cable jacket of the communication line.SOLUTION: A gas leak repair method of communication line includes a step for bringing a gas valve 5 having a base 5a provided with a through hole 5b into a state that the ventilation can be made, and arranging the base 5a at a gas leak point of a communication line 1, a step for fixing the base 5a tightly to the communication line 1 with a gas leak sealing member 8 while keeping the state that the ventilation can be made with the gas valve 5, and a step for bringing the gas valve 5 into a state that the ventilation cannot be made by closing it, following to the step for fixing the base 5a tightly.</p> |