Hand scaler analysis

Job Steps Importance Narrative (Consider Safety, Production, Maintenance) Importance Ranking 1-Important 2-Very important 3-Critical Satisfactory or Needs Work Procedure/Risk Resolution Notes/Comments Don harness Get in basket Hook lanyard up Have radio/rescuer Have Paint Use other Personal Protective Equipment Prepare to scale Muck Pile Scaling Scaling pattern depends on lay of rock Scale Patterns Left-to-right Right-to-left Center Five foot advances Roof, rib, advance and repeat Do not take boom past the side outriggers (Elliot only) Paint line (2-3 feet) where you stop scaling, enter date in front of the line Face scaling Scaling pattern depends on lay of rock Scale Patterns Center Right-to-left Left-to-right Five foot advances Roof, rib, advance and repeat Do not take boom past the side outriggers (Elliot only) Measure 24 from floor and paint solid line (2-3 in length) Show scaling completion by dropping down 4 and painting another line with date between two lines Bottom scaling Do not take boom past the side outriggers (Elliot only) Scaling pattern depends on lay or rock Scale Patterns Center Right-to-left Left-to-right Five foot advances Roof, rib, advance and repeat Roof must be scaled five foot inby areas where bottom has been shot or to the face Draw 2-3 foot X with month on left of X and day on right of X indicating bottom is ready to drill Ledge scaling Do not take boom past the side outriggers (Elliot only) Scaling pattern depends on lay or rock Scale Patterns Center Right-to-left Left-to-right Five foot advances Roof, rib, advance and repeat Roof must be scaled five foot inby areas where bottom has been shot or to the face Draw 2 to 3 foot line with date above Evaluating ground Look at roof Pockets Seams Cracks Layers Flat rock Mud seams Black rock Sounding and vibration Drummy - bad Hollow - bad Ping good Look for misfires White blasting cord Paint circle/date, if found Report to foreman Cone/mark/secure area Leave the area Determine need for grada