Construction hours in Denver, CO — sometimes called construction noise rules or contractor work-hour ordinances — set when contractors can run power tools, hammers, and heavy equipment.
Denver restricts construction noise to 7 AM–9 PM Monday–Saturday and 8 AM–5 PM Sunday under DRMC Chapter 36. No construction noise is permitted outside these hours.
Under DRMC Chapter 36, plainly audible construction noise is prohibited before 7 AM or after 9 PM Monday through Saturday. On Sundays, construction noise is restricted to 8 AM–5 PM. These standards apply to construction, demolition, and related activities. Emergency repairs may be exempt. Special event permits from Denver can allow deviations. Violations are enforced by DDPHE and can result in stop-work orders as well as fines.
Fines up to $5,000 per day. Repeat violations may trigger stop-work orders.
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See how Denver's construction hours rules stack up against other locations.
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