PROBLEM TO BE SOLVED: To realize a temporary retaining wall on a slope face with a simple structure, to make the temporary retaining wall advantageous at cost, to reduce manhours on the execution of works, to improve the safety factor of ground excavation and to prevent the run-off of soil and sand with the spring-water countermeasure of an underground section and spring water surely. ;SOLUTION: A temporary retaining wall 14 is annexed to a slope face 13, anchor sections 23 on the lower end side of the temporary retaining wall 14 are buried into a ground and the temporary retaining wall 14 is fixed while the upper and section of the temporary retaining wall 14 is gripped by one-end side gripping bodies 27 of brackets 24, and a weight 25 is placed on the other end sides of the brackets 24, and pre-moment working in the direction of the slope face 13 is added on the upper end side of the temporary retaining wall 14 while using the lower end section of the temporary retaining wall 14 as a support. The temporary retaining wall 14 is constituted by horizontally bridging horizontally bridged pieces 20 into an approximately rectangular frame body in a blind shape.;COPYRIGHT: (C)1999,JPO
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