Electric rotary digging construction case | Nanjing Geotechnical Real Estate Project

Engineering Geology:0-3m: plain fill; 3-15m: silty clay; 15-22m: silty clay; 22-30m: strong-moderately weathered red sandstone

Pile diameter:0.6m

Pile Depth:25.5-26.5m

Drilling tools:0.6m body bucket + 0.6m sand bucket

Construction method: 12m long casing wall + dry (wet) hole operation

Operator's comments:SR275E operator, 18 years of driving experience, the main equipment includes Sany, Zoomlion, XCMG.

Strong driving comfort, especially low noise and vibration of electric rotary digging;The electric control handle has sensitive feedback and strong control;The design of the escalator on the boarding platform is humanized and not easy to be bumped.Strong fuel economy and fuel economy;