Diaphragm wall grab construction case | Changlingpi Reservoir Comprehensive Treatment Project

Engineering Requirements:The anti-seepage wall is located in the upstream of the original anti-seepage body, with a wall thickness of 0.8m, a depth of about 50m, and a verticality of ≤0.4%.

Construction Geology:Plain fill, silty clay and residual soil, fully weathered, weakly weathered, slightly weathered granite.

Construction Status:In the case of no pilot hole, the grab SH700 can be grabbed up to 32 meters, into the strong weathered mudstone, a single grab for about 5~6 hours, and a pair of slots can be completed within 20 hours.

Feedback from the operator:The customer operator said that the equipment has strong grasping, stable and efficient construction, low fuel consumption, and good verticality control.