Truck crane works:
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Bobcat loader starts up, waits, shuts down
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Floor polisher
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Reverb sawing, Hacksaw
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Close the lid, Tool box, open
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Electric surface grinding machine
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Leaves, The bulldozer starts
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Jamming, Bulldozer approaching
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Electric planer
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Start up, Bobcat loader, drive away
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Screenings, Sand is poured
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Manual grinder
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Dip the roller in the paint tray with paint
★★★★★