| 摘要 |
The present invention relates to a pipe external manhole which can be easily maintained. The purpose of the present invention is to prevent an accident caused by harmful gases in advance and to facilitate maintenance of a pipe by constituting a pipe manhole on the periphery of a small manhole additionally to allow an operator to perform the maintenance work in the pipe manhole. The pipe external manhole with easy maintenance according to the present invention comprises: a body manhole (110); a body manhole lid (120); the pipe manhole (210); a sealed pipe manhole lid (220); a branch socket consisting of a first connecting portion (231), a second connecting portion (232), and a third connecting portion (233); the pipe (240); and a pivoting guide member. |
