Many analysis tools are available for WSDOT staff and agency partners to assess conditions on WSDOT facilities and to evaluate potential transportation investments. Depending on the amount of time and level of effort available for a given analysis task, which tools are available can be an important consideration when selecting performance measures. This section provides overviews of common analysis tools and the performance measures that they can evaluate. This is not a comprehensive review of every analysis tool that could be used to evaluate the performance metrics on this website, but can serve as a starting point for analysts seeking guidance.