Operate crawler DTH drill 5 notes
1, good drilling must wear PPE (hard hat, goggles, dust mask, dust caps).
2, when drilling jobs on the side to help, pumice over the work surface must be clean, and set up special care.
3, when picking up the bar job, high air must be taken after a fall, can operate.
4, prohibits workers sit on the rig handling equipment or rig lifting person or other uses, in the absence of good lighting conditions, the prohibition of night work.
5, after the job is finished, open the crawler DTH drill to a safe place to prevent sliding or flying rocks when the blast smashed the device