FINDINGS
The present worth of costs, the present worth of benefits and the benefit-to-cost ratio were calculated with WSDOT’s Benefit/Cost Worksheet for Collision Reduction. Cost elements included…
FINDINGSUsing historical crash data, the annual rate of collisions over a three-year period was determined and compared to the expected rate of collisions after system implementation. It was…
To address weather-related accidents on I-90 near Vantage, Washington, the Washington State DOT (WSDOT) assessed the benefits and costs of deploying an automated anti-icing system to prevent the…