Patent ID: 6980093

Claim:
A system for electronically screening vehicles traveling on a road having an exit ramp along which is situated a vehicle weigh station, the vehicle weigh station having a static scale configured to make static weight measurements of said vehicles, comprising: a first weigh-in-motion (WIM) scale, positioned along the road in the proximity of said vehicle weigh station, configured to make a first weight measurement of said vehicles; a second WIM scale, positioned along the exit ramp and associated with said weigh station, configured to make a second weight measurement of said vehicles; one or more indicator signals, positioned near the first and second WIM scales so as to be perceivable by drivers of said vehicles, which, when activated, direct said traveling vehicles to either pull onto or bypass the exit ramp and/or the static scale; a processor, coupled to said first and second WIM scales, said static scales and said one or more indicator signals, configured to (i) correct said first and second WIM weight measurements based on said static weight measurements; and (ii) activate said one or more indicator signals based on said corrected first and second weight measurments.