| Job Title |
Lift-slab Operator |
| Job Description |
Operates Hydraulic Jacks To Raise Precast Concrete Floors And
Roof Slabs Into Position: Directs Hydraulic-jack Adjusters
(construction) Engaged In Erecting Scaffolds, Hoisting And
Installing Hydraulic Jacks On Top Of Support Columns, Erecting
Lift Rods, And Fastening Them To Jack And Support Plates Set In
Concrete Slab. Measures And Marks Grade Lines On Support
Columns. Connects Pump And Jacks To Control Panel, And Positions
Panel On Slab So That Jacks And Grade Marks May Be Observed
During Lifting. Starts Pump And Moves Levers And Valves On
Control Panel To Regulate Action Of Jacks. Signals Worker To
Verify Grade With Rule. Adjusts Control Valves When Slab Has
Reached Predetermined Position. Directs Welding Crew To Weld
Supporting Collars Or Brackets To Column. May Drive Truck,
Equipped With Winch, To Raise Jacks To Position On Support
Columns, And To Lift And Remove Equipment From Slab.
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