| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a connecting structure between a manhole and a sewage main capable of increasing relative displacement of a connecting section between a side wall of the manhole and the sewage main and, facilitating the work from the inside of the manhole. SOLUTION: The connecting structure between the manhole 1 and the sewage main 2 capable of ensuring a free movement of a free fitting section inserted by freely fitting an insertion section 21 of the sewage main 2 into a mounting hole 13 bored in the side wall 11 of the manhole and, connecting the free fitting section in a water-right state puts on a cylinder section 31 fitted to the insertion section 21 of the sewage main from the outside and adhered thereto with an adhesive 4 and a joint 3 consisting of a collar section 32 equipped with an abutting surface 33 formed in the end of the cylinder section 31, approaching an interior wall surface 14 of the manhole 1 and a packing 5 mounted on the abutting surface 33 by surrounding the cylinder 31.</p> |
