Abstract:
Deep excavation supporting engineering which is close to the existing basement structure, the width of ground is limited. The deformation characteristic and distribution of the earth pressure of retaining structure with double-row piles which has been effected by the basement have been analyzed by the method of FEA and the analytical formula. The simplified earth pressure's calculation method of double-row piles which is applicable to such situations has been proposed, the program has been made. Based on observation data, the rationality of the recommended computational model has been tested and verified.