The Quality Control on the Construction of Cantilever Beam Bridge with High Pier in Qinlian Expressway

During the construction of cantilever beam bridge with high pier,quality control over pump concrete is vital important. To achieve feasible quality control over pump concrete,we must choose the best piping design,make correct pipeline connection,rigid pump operation,strengthen the management of concrete mixing plant and tighten control over mix blend. The article also elaborates on piping design,pipeline connection,pump operation,management of mixing plant quality control of concrete.It has some reference value for the construction of bridge pier.