Structure of the intersection of precast concrete units and corridor constitute a concrete dam corridor

摘要

PROBLEM TO BE SOLVED: To install a constituent unit for corridor easily on the concrete surface of an embankment. ;SOLUTION: A precast concrete unit 26 fitted with a plurality of legs 51 capable of moving up and down and a plurality of members to be coupled such as eye-bolt 116 is installed on a concrete surface 13 through the legs. Then the unit 26 is fixed to the concrete surface 13, which is accomplished by coupling anchors 114 implanted in the concrete with the members to be coupled through turnbuckles 118.;COPYRIGHT: (C)1999,JPO