INSTABILITY ANALYSIS OF RETAINING WALLS AND THEIR TREATMENT AT A POWER GENERATION PLANT IN THE SOUTH OF DONGGUAN CITY

Slipping,turnover,dehiscence etc.are primary failure modes of retaining walls.Usually,only one or single stage retaining wall failure was considered.This paper presents a failure by groundwater piping through overlapping compound retaining walls besides those damages mentioned above at a power generation plant in the south of Dongguan city.Authors analyze quantitatively and qualitatively the instability of retaining walls and recommend appropriate measures for treatment of failure of retaining walls.