REPAIR MEMBER OF RAINWATER DRAINAGE CANAL AND REPAIR METHOD

摘要

PROBLEM TO BE SOLVED: To recover a drainage capacity of a deteriorated rainwater drainage canal by using a simple repair member.;SOLUTION: A repair member 1 of a rainwater drainage canal used for repair of an open water canal body 4 structured with U-grooves is provided. The repair member has a structure comprising a support member 10 fixed to the open water canal body 4, a groove-shaped drain receiving frame 20 attached to the support member 10 and arranged on a bottom part of the open water canal body 4, and a water guiding member 30 guiding rainwater W fallen around the open water canal body 4 to the drain receiving frame 20.;SELECTED DRAWING: Figure 2;COPYRIGHT: (C)2018,JPO&INPIT