锚杆挡土墙可减少土方开挖工程量，有效避免不良地质情况下的边坡塌方。
Anchored retaining wall can reduce the earth excavation quantity and avoid slope collapse in unfavorable geological conditions effectively.
实践表明，采用钻孔雷达和BEAM电法探测技术对隧道掌子面前方的不良地质情况，尤其是含水情况具有较好的预测结果。
The practice demonstrates that the prediction to adverse geologic condition in front of the heading face by boring radar and BEAM electric method, especially to water-holding condition, is satisfied.
五龙岭隧道由于其特殊的地形地质情况，使该隧道具有大跨、浅埋、软弱不良地质和偏压等四大难点。
Wulongling tunnel on the Jingzhu Expressway is a dual-arch highway tunnel with a large span, shallow depth, poor geology and uneven ground pressure.
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