锦屏水电站地下厂房中空注浆锚杆施工工艺

Construction technology for grouted hollow anchor bars in undergroud powerhouse of Jinping Hydropower Station

介绍水泥净浆试验、水泥锚固剂室内试验、扭力扳手率定,并根据试验结果指导现场预应力中空注浆锚杆施工。

The laboratory test of net cement grout and cement anchor agent and the calibration by twisting spanner are described;the test result is applied to direct the construction of the grouted hollow anchor bars in undergruoud powerhouse of Jinping-Ⅱ Hydropower Station.