Arrangement of Face Blast Holes and Smooth Blasting Technology in Rock Roadway Driving
Tian Ben-dong · Coal Technology · 2009
The main influence factors of blast holes arrangement are rock nature,the cross-section size of roadways,drilling equipments,the depth of blasting holes and explosives performance.Some problems are introduced in the paper,such as selection and arrangement of cut ways,arrangement of reliever holes and bottom holes,and smooth blasting technology in the rock roadways driving.