bosch hammer drill - electrical jackhammer - utility worker

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bosch hammer drill - electrical jackhammer - utility worker

Bosch Hammer Drill - Electrical jackhammer - Utility Worker (San Francisco)

bosch hammer drill
construction worker
drainage
earth
electrical jackhammer
ground
heavy-duty
high-visibility jacket
high-visibility vest
industrial
power tool
reflective jacket
reflective vest
safety helmet
safety jacket
storm drain
utility worker
working
August 2, 2009
San Francisco, California, USA

Photos of construction workers at work, with their heavy machinery and power tools.­

Road construction, infrastructure, building constructions etc.­