Construction hours in Centennial, CO — sometimes called construction noise rules or contractor work-hour ordinances — set when contractors can run power tools, hammers, and heavy equipment.
Centennial regulates construction noise through its general noise ordinance and building regulations under Chapter 18. Construction activities are generally permitted during daytime hours consistent with Colorado state noise limits. After-hours construction creating excessive noise may be cited under the noise ordinance.
Centennial's building regulations (Chapter 18) and noise ordinance (Chapter 10, Article 12) together govern construction noise. Construction activities are expected to comply with state noise limits of 55 dB at the residential property boundary during daytime (7 AM-7 PM) and 50 dB during nighttime hours. The city's general prohibition on excessive noise applies to construction that creates unreasonable disturbances. Emergency construction and public works projects may be exempt. Complaints about construction noise should be directed to Code Compliance. The city follows Arapahoe County's building inspection standards for permitted construction projects.
Excessive construction noise: noise ordinance citation with graduated fines. Third offense: $400 plus mandatory court appearance.
Centennial, CO
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Side-by-side rule comparisons with other cities in Arapahoe County.
See how other cities in Arapahoe County handle construction hours.
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