The destructive reasons and countermeasures of bolting and shotcreting roadway are discussed.

论述了锚喷巷道的破坏原因并提出了对策.

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Applying anchor and net shotcreting and anchor rope combined support structure has obtained good technique result.

在井下大硐室采用“锚网带、喷+锚索”联合支护结构,取得了较好的技术经济效果.

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It is concluded that the shotcreting - bolting support is a effective measure guarding against initial caving.

认为采用喷锚支护是防止其初始冒落的有效措施.

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The means shotcreting supporting and project quality control as well as the profits gained were presented.

工程质量控制的方法和取得的经济效益.

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