02

Lubricate, clean, or repair machinery, equipment, or tools.

03

Signal equipment operators to facilitate alignment, movement, or adjustment of machinery, equipment, or materials.

04

Read plans, instructions, or specifications to determine work activities.

05

Position, join, align, or seal structural components, such as concrete wall sections or pipes.

06

Perform site activities required of green certified construction practices, such as implementing waste management procedures, identifying materials for reuse, or installing erosion or sedimentation control mechanisms.

07

Control traffic passing near, in, or around work zones.

08

Install sewer, water, or storm drain pipes, using pipe-laying machinery or laser guidance equipment.

09

Operate or maintain air monitoring or other sampling devices in confined or hazardous environments.

10

Smooth or finish freshly poured cement or concrete, using floats, trowels, screeds, or powered cement finishing tools.