--------- Load, unload and transport construction materials
Erect and dismantle concrete forms, scaffolding, ramps, catwalks shoring and barricades
Mix, pour and spread materials such as concrete and asphalt
Assist in aligning pipes during pipeline construction
Assist in drilling and blasting rock on construction sites
Operate cranes mounted on boats or barges to lift, move and place equipment and materials
Clean up chemical spills and other contaminants
Remove rubble and other debris at construction sites