PIER BASIS CAISSON STRUCTURE USING A PULLING OIL JACK SYSTEM

摘要

PURPOSE: A pier foundation caisson installation structure using a hydraulic jack tensioning system is provided to perform the pier foundation installation work using a method for constructing on water. CONSTITUTION: A pier foundation caisson installation structure using a hydraulic jack tensioning system comprises a sacrifice steel pipe(120), a precast concrete block(150) and a tension steel rod(310). The sacrifice steel pipe is installed on the weak soil foundation of underwater. The precast concrete block is established on the upper end of the large diameter concrete pile foundation.