grouted rock bolts
This method consists of making holes ranging from 40-64 mm in diameter to a depth of not more than 12 m. The distance between holes is (1.5m-2.5m) or according to the opinion of the relevant (geological engineer), and then rock bolts are planted with lengths and lengths arranged by the competent geologist, the injections are injected after processing with a (shrink-resistant concrete filler (grout
