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From page 1...
... 1 Summary In the United States, between 2010 and 2018, an average of 679 people died and about 36,750 people were injured each year as a result of motor vehicle crashes in work zones (National Work Zone Safety Information Clearinghouse)
From page 2...
... 2 Truck Lane Restrictions. A field evaluation of the effectiveness of work zone truck lane restrictions (TRUCKS USE LEFT LANE)
From page 3...
... 3 • Driver compliance rates for fixed and variable-length ramp metering ranged between 60% and 90% respectfully, absent any type of enforcement. • A critical design feature for ramp metering is to set the ramp metering to begin at least 15–30 minutes prior to the time of saturation.

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