CULVERT ARRANGEMENT

摘要

PURPOSE: A culvert arrangement is provided to lighten an impact added to a culvert unit when an earthquake occurs by preventing an inflow of moisture and earthy materials into a common duct. CONSTITUTION: The culvert arrangement having many culvert units(1) connected continuously to form a common duct(9) inward comprises: an end projection part(20) formed to have a depression part around the contact area of the culvert units(1); and a sealing member(40) housed in the depression part and provided with an elastic wrinkle part(43) longitudinally and a contact part(41) with a through hole passing through a plane on both ends of the wrinkle part(43).