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围岩注浆是加固巷道围岩的一种有效方法，较为广泛地用于软岩支护。达到这一目的的途径是向存在大量裂隙的松散岩体中注入能固结硬化的浆液，使巷道周边岩体重新胶结成高强度的整体，故亦可用于堵水。互概况1．1峨龙井西风井井筒峨九井西风井井筒于1981年7月动工兴建。井筒倾角
Surrounding rock grouting is an effective method to reinforce the surrounding rock of roadway and is widely used in soft rock support. The way to achieve this goal is to inject solidified hardened slurry into the loose rock mass with a large number of fractures so that the rock mass around the roadway can be re-cemented into a high-strength whole and therefore can also be used to block water. Each Overview 1.1 Elong Well west shaft well Emei West West shaft wells in July 1981 to start construction. Wellbore inclination