HEIGHT ADJUSTABLE GLASS FIBER REINFOCED PLASTIC MANHOLE

摘要

A height-adjustable glass fiber reinfoced plastic manhole related to the present invention comprises a pipe-shaped first body made of glass fiber reinfoced plastic (GRP) to be vertically set up at a first height; a lower slab made of reinforced concrete to cover the bottom of the first body; a pipe-shaped second body made of GRP to be vertically set up at a second height; an upper slab made of reinforced concrete to cover the top of the second body; and a socket part with the bottom inserted to the top of the first body to be sealed with the first body and the top inserted to the bottom of the second body to be sealed with the second body.