1. Soil Nailing Wall Technical Specifications: Nail Length: 0.5–1.2 times excavation depth Spacing: 1–2 m Inclination Angle: 5°–20° from horizontal Reinforcement: HRB335 or HRB400 steel bars (Ø16–32 mm) Drill Hole…
Manual hole-digging pile construction is a high-risk operation involving potential hazards such as falls from height, struck-by objects, mechanical injuries, electric shocks, poisoning and suffocation, and drowning. So, how can…
For drill rig operators, track derailment is a frequent issue. While occasional derailment is unavoidable due to harsh working conditions, such as dirt or stones getting lodged in the tracks,…
