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(9) CITY 4F SANTA ANA <br /> water,sewage,solid gas, air,or other product whatsoever and without <br /> regard to the nature of material from which the tubular material is <br /> fabricated; No-joint pipe and stripping of same; Prefabricated manhole <br /> installer-,Sandblaster <br /> (nozzle person), water blasting, Porta Shot-Blast <br /> GROUP 5: Blaster powder, all work of loading holes, placing and blasting <br /> of all powder and explosives of whatever type, regardless of method used <br /> for such loading and placing; <br /> Driller: All power drills, excluding jackhammer, whether <br /> core, diamond, wagon, track, multiple unit, and any and all other types of <br /> mechanical drills without regard to the form of motive power; Toxic waste <br /> removal <br /> TUNNEL LABORER CLASSIFICATIONS <br /> GROUP 1: Batch plant laborer; Changehouse person; Dump <br /> person; Dump person(outside);Swamper(brake person and switch <br /> person on tunnel work);Tunnel materials handling <br /> person; Nipper; Pot tender, using mastic or other materials (for example, <br /> but not by way of limitation, shotcrete, etc.) <br /> GROUP 2:Chucktender,cabletender; Loading and unloading agitator <br /> cars;Vibrator person,jack hammer, pneumatic <br /> tools(except driller); Bull gang mucker,track person; Concrete crew, <br /> including rudder and spreader <br /> GROUP 3: Blaster, driller, powder person;Chemical grout jet person,- <br /> Cherry picker person;Grout gun person;Grout mixer person; Grout pump <br /> person;Jackleg miner, Jumbo person, <br /> Kemper and other pneumatic concrete placer operator;Miner, tunnel <br /> (hand or machine); Nozzle person; Operating of <br /> troweling and/or grouting machines; Powder person (primer <br /> house); Primer person;Sandblaster;shotcrete person;Steel form raiser <br /> and setter; Timber person, retimber person, <br /> wood or steel; Tunnel Concrete finisher <br /> GROUP 4. Diamond driller; Sandblaster; Shaft and raisework <br /> ----------- LAB00652-003 <br /> 11/01/2025 <br />