New: backfill

sinorock (30)in backfill • 2 years ago
How Do Self-Drilling Hollow Rock Bolts Support Backfill Foundation Slopes?
The common support methods for backfill foundation pit slopes include ordinary rock bolt support and casing drilling support. These construction processes may cause problems such as slow and…
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How Do Self-Drilling Hollow Rock Bolts Support Backfill Foundation Slopes?