FHM TRAINING TOOLS This training presentation is part of FHMs commitment to creating and keeping safe workplaces. Be sure to check out all the training programs that are specific to your industry. Blasting Regulations Regulatory Requirements for NCDOT Blasting Operations 29 CFR Part General Industry 29 CFR Part Construction Legal Standards: General Provisions: General requirements not specifically related to a particular operation or procedure Usually broad in scope Dos and Donts, Always and Nevers Blaster Qualifications: Knowledge and Experience Training Physical Ability Evidence of Competency Certified Blaster Storage of Explosives: Storage in Magazines Separate Magazines for Explosives and Detonators Separation Distances barricaded unbarricaded Transporting Explosives Requires CDL with Hazmat Endorsement Proper Placarding No smoking, etc. Same vehicle for explosives and detonators may be permitted Route Plan Loading Explosives No operating equipment within 50 feet of loaded holes Load only those holes intended to be fired in the next round Warning signs posted Check all holes for depth prior to loading Initiation of Explosives Connections from boreholes back to source of firing current Survey for extraneous electricity Solid Connecting & Lead wires EB detonators all the same kind Proper resistance Leg wires shunted Initiation of Explosives (contd) Only the Blaster shall: be in charge of the blasting machine connect lead wires to machine test circuits with Blasting Galvanometers fire the shot immediately disconnect lead wires after firing the shot Firing the Blast Code of signals, familiar to everyone, must be posted Loud warning signal prior to firing the shot Flagmen posted at every roadway passing through the blasting zone Blaster must assure safety Post Blast Inspection Disconnect firing line immediately after blast Allow sufficient time for dispersion of fumes Blaster must verify all charges have fired before others are allowed into blast area Misfires Exclude all employees from danger zone No other work except that required to clear the misfire First attempt is to re-fire the hole Explosives may be removed by washing out with water if re-fire doesnt work All non-electric misfires require 1 hr wait Misfires handled by Blaster in charge Personal Protective Equipment Hard Hat Safety Toed Shoes Reflective Vest Safety Glasses Gloves Hearing Protection Other Regulated Operations: Underground Transportation Use of Safety Fuse Use of Detonating Cord Underwater Blasting Blasting in Excavation Work Under Compressed Air