------------------------- Outdoors
At heights
Underground
Confined spaces
Noisy
Dangerous
Dusty
Cold/refrigerated
Hot
Work setting
---------------- Docksides
Urban area
Remote location
Various locations
Construction site
Tasks
--------- Calculate crane capacities
Load, unload and transport construction materials
Measure weight to prepare for rigging and hoisting
Operate mobile and tower cranes to lift, move, position or place equipment and materials
Perform pre-operational inspection
Clean and lubricate cranes
Erect and dismantle concrete forms, scaffolding, ramps, catwalks shoring and barricades
Mix, pour and spread materials such as concrete and asphalt
Assemble tower cranes on site
Operate gantry cranes to load and unload ship cargo at port side
Assist in aligning pipes during pipeline construction
Assist in drilling and blasting rock on construction sites
Assist in framing houses, erecting walls and building roofs
Operate offshore oil rig cranes to unload and reload supply vessels
Level earth to fine grade specifications
Pave and rake asphalt
Assist in demolishing buildings
Clean and pile salvaged materials
Perform routine maintenance work
Clean up chemical spills and other contaminants
Remove rubble and other debris at construction sites