Massachusetts Statewide Rule

Massachusetts OSHA Construction Worker Noise Standards

Heavy RestrictionsApplies statewide across Massachusetts (2026)

Massachusetts applies federal and state occupational noise exposure rules to all construction sites statewide, requiring hearing protection and noise monitoring when worker exposure exceeds 85 dBA over an eight-hour shift.

Key Facts

Permissible Limit: 90 dBA TWA
Action Level: 85 dBA TWA
Statute: MGL c. 149 s. 6 1/2
Authority: DLS and federal OSHA

Source: Massachusetts General Court

Full Breakdown

Under the Massachusetts Public Employee OSHA program (MGL c. 149 s. 6 1/2) and federal OSHA 29 CFR 1926.52, construction noise exposure for workers must not exceed 90 dBA TWA, with hearing conservation at 85 dBA. The state Department of Labor Standards enforces against public sector employers and partners with federal OSHA for private sector. These worker protection standards apply uniformly across Massachusetts and are independent of local construction-hour ordinances.

Violations & Penalties

OSHA citations with penalties up to $16,131 per serious violation, $161,323 for willful violations as of 2024 adjustments, abatement orders.

Frequently Asked Questions

Do MA construction noise worker rules vary by city?

No, occupational noise standards apply uniformly statewide under federal and Massachusetts OSHA programs and cannot be weakened by local ordinance.

When must hearing conservation programs begin?

When worker noise exposure equals or exceeds 85 dBA averaged over 8 hours, employers must implement audiometric testing, training, and hearing protection.

Does state law cover community construction noise hours?

No, community construction-hour limits are set by local ordinance; state OSHA rules govern only worker exposure, not neighborhood disturbance.

Sources

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Full Breakdown

Frequently Asked Questions

Do MA construction noise worker rules vary by city?

No, occupational noise standards apply uniformly statewide under federal and Massachusetts OSHA programs and cannot be weakened by local ordinance.

When must hearing conservation programs begin?

When worker noise exposure equals or exceeds 85 dBA averaged over 8 hours, employers must implement audiometric testing, training, and hearing protection.

Does state law cover community construction noise hours?

No, community construction-hour limits are set by local ordinance; state OSHA rules govern only worker exposure, not neighborhood disturbance.