| 摘要 |
<p>PURPOSE:To provide a branching pipe to a customer capable of preventing increasing of a construction interval and a construction period of a pipe line branching and preventing traffic obstacle due to this construction. CONSTITUTION:A branching hole is closed by screwing a lid member 17 on an adapter inserted in the branching hole from outside of a pipe in a state a jaw is contacted with a jaw of the branching hole of a pipe body and it is arranged in a middle of a line and placed in ground. When a branching to the pipe line is provided, the lid member 17 is screwed off the pipe body 7 along a digging hole from surface ground side mounted to a placed branching hole 11 of the pipe body 7 and a branching short pipe 20 pulled down along the digging hole is screwed on an adapter 14 by a screw of a short pipe adapter assembled axially with the short pipe body instead of the lid member 17 and the lid member 17 is replaced by the branching short pipe 20.</p> |
