Slow Motion African american builder stands at construction site, looks in work papers and speaks via portable radio transmitter
Slow Motion African american worker at construction site talks on smartphone. Workman in yellow hard hat speaks on cell phone
Slow Motion African american workman at construction site talks on smartphone. Worker in yellow hard hat speaks on mobile phone
Slow Motion African american workman in white hard hat and protective goggles stands at construction site and makes notes in tablet computer
Slow motion shot of unrecognizable African American foreman and Caucasian engineer standing at construction site doing handshake
A construction worker expertly use a grinder to cut through bricks at construction site in slow motion
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Detailed slow motion footage of skilled construction worker welding metal structure at construction site.
An unrecognizable construction worker mixes cement with shovel at construction site in slow motion. Hard physical work concept.
Male contractors in waistcoats and helmets using tablet and speaking while standing on construction site of brick building and looking around
Confident eco activist gesturing no in slow motion at construction site
Slow Motion African american worker pulls phone out of pants, talks on smartphone at construction site. Builder in white hard hat speaks on smartphone at project site
Two workers waling at construction site and talking