The Alaska Statewide Transportation Improvement Program (STIP) is the state’s four-year program for transportation system preservation and development.  It includes interstate, state and some local highways, bridges, ferries and public transportation, but does not include airports or non-ferry-related ports and harbors.  It covers all system improvements for which partial or full federal funding is approved and that are expected to take place during the four-year duration of the STIP...