| Job Title |
Miner |
| Job Description |
Drills And Blasts Earth And Rock Excavations To Construct
Underground Shafts And Tunnels For Projects, Such As Roads,
Railways, And Waterways: Sets Up Pneumatic Drilling Machinery
And Moves Lever Controlling Drilling Action To Drill Blastholes
In Tunnel Heading According To Spacing, Angle, And Depth Of Hole
Specified By Supervisor, Tunnel Heading (construction). Loads
Blastholes And Fires Powder Charges To Loosen Earth And Rock
[blaster (any Industry)]. Wedges, Nails, Or Bolts Timber Or
Steel Retaining Structures To Prevent Cave-ins. May Work In
Caissons. When Concerned With Erection Of Breast Boards (timber
Bracing) To Shore Tunnel Heading, May Be Designated Breast
Worker (construction).
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