INSTALLATION METHOD FOR TIMBERING FOR BRIDGE

PROBLEM TO BE SOLVED: To provide an installation method for timbering for a bridge, suppressing the use of a steel material and hardly affected by a temperature change. SOLUTION: The installation method for timbering for the bridge includes a pile installation step of installing piles in the ground; a pile-cap installation step of installing pile-caps on the piles; a foundation block installation step of installing precast concrete blocks on the pile caps; a stacking step of stacking blocks on the foundation blocks by a dry joint method; a steel rod adding step of adding other steel rods to steel rods projected from the lower blocks; a post installation step of repeating the stacking step and the steel rod adding step to install a pair of posts; a prestressing step of prestressing every time the predetermined number of blocks are stacked; a brace member installation step of installing truss type bracing members to be laid between the pair of posts; and a steel block installation step of installing steel blocks for supporting a concrete skeleton at the uppermost position of the posts. COPYRIGHT: (C)2010,JPO&INPIT