Requiring the commissioner of transportation (DOT) to establish categories of community preservation routes within the county state aid highway and municipal state aid street system, specifying certain characteristics of community preservation routes; requiring the commissioner to adopt rules establishing minimum construction and reconstruction standards addressing public safety and reflecting the function, urban or small town character and slower speed; exempting the state and counties or cities with jurisdiction over the routes from liability for injury to persons or property resulting from travel on the routes exceptions; requiring county or city notice of certain proposed projects on the routes to abutting property owners; providing for commissioner designation of the routes, specifying certain local petition and commissioner advisory committees appointment requirements, requiring advisory committees review of petitions and recommendations to the commissioner relating to designation of the routes (je)