HomeMy WebLinkAboutEx09_Noise Construction Mitigation Measures1. The Contractor shall use broadband backup warning devices on all vehicles.
2. All trucks performing export haul shall have well maintained bed liners as inspected and accepted
by the WSDOT Project Engineer.
3. During construction cleanup operations, all material spilled within the work zone shall be removed
by hand methods or sweeping when feasible.
4. Truck tailgate banging is prohibited. All truck tailgates shall be secured to prevent excessive noise
from banging.
5. Construction equipment operating under stationary conditions, such as but not limited to; saw
cutters, front loaders, light plants, jackhammers, and generators, are allowed provided that
WSDOT-approved temporary noise shields are used. The Contractor shall use accepted acoustic
noise blankets, or other means available for noise shielding as approved by the Engineer.
6. WSDOT shall provide to the city of Renton, WSDOT contact information: names and emails to
respond to nighttime noise complaints.
7. WSDOT shall provide a live person to address any complaints during the nighttime work.
8. The Contractor shall use two-way radios to communicate at night among crew members.
9. WSDOT shall notify residents of night work variance if work is within a 500 feet radius of the night
work.
10. WSDOT and Contractor vehicles and construction equipment shall be parked only in designated
areas.
11. Idling vehicles are not allowed.
12. WSDOT will follow noise complaints response protocol:
1. Provide ear plugs
2. Provide white noise machines
3. Provide motel accommodation after items 1 and 2 are tested.