Application of combined supporting method of bolting, netting and cement-spraying in soft entry

Abstract：In the light of surrounding rock, the supporting method and meterial of the soft rock are optimized by adopting engineering anology, and the combined supporting method of bolting, netting and cement_spraying is applied. The method is economical and efficient, and also can meet the needs of combustion_prevention and others.

Keyword：combined supporting method of bolting; netting and cementspraying; soft rock; application;