Proven countermeasures are a collection of strategies that are effective at reducing roadway fatalities and serious injuries. Countermeasures have been developed by FHWA and TxDOT and are shown

in Appendix G, Section 5 – External References (Reference 12) and Appendix G, Section 5 – External References (Reference 15)

. These countermeasures are designed to reduce preventable crashes that share specific characteristics. The TxDOT countermeasures consider crashes with the following characteristics:

Countermeasures are typically used to select strategies to reduce crashes on roadways.