Illinois Administrative Code
Title 35 - ENVIRONMENTAL PROTECTION
Part 902 - SOUND EMISSION STANDARDS AND LIMITATIONS FOR MOTOR VEHICLES
Subpart B - OPERATIONAL STANDARDS
Section 902.120 - Standards Applicable to all Passenger Cars and to Other Motor Vehicles with Gross Vehicle Weight (GVW) of 8,000 Pounds or Less
Universal Citation: 35 IL Admin Code ยง 902.120
Current through Register Vol. 48, No. 12, March 22, 2024
a) This Section applies to all passenger cars regardless of weight and to other motor vehicles with a GVW of 8,000 pounds or less, except motorcycles and motor driven cycles.
b) Operation of a motor vehicle subject to this Section at any time under any conditions of highway grade, load, acceleration or deceleration must not exceed the following limits:
1) On highways with speed limits of 35 miles
per hour or less, 74 dB(A), or 76 dB(A) when operating on a grade exceeding 3%,
measured with fast meter response at 50 feet from the centerline of lane of
travel;
2) On highways with speed
limits of more than 35 miles per hour, 82 dB(A), or 85 dB(A) if the vehicle is
equipped with two or more snow or mud/snow tires, measured with fast meter
response at 50 feet from the centerline of lane of travel.
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