Practice question

On an HMA or earthwork spread, what is the most effective control for dump-truck struck-by hazards around the paver or fill?

Allow trucks to back without spotters or alarms because the operator can always see
Use backup alarms, designated backup areas, spotters where needed, and keep ground workers out of the truck's blind zone
Park all unused trucks on the unconfined asphalt edge to confine the mat
Disable backup alarms at night so they do not disturb the traveling public

Answer: B — Use backup alarms, designated backup areas, spotters where needed, and keep ground workers out of the truck's blind zone

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