The cement plant is the sole reason for the railroad line that runs through the city. According to the City's 2013 Comprehensive Annual Financial Report, the top employers in the city are:  Cupertino was incorporated in 1955. The highest body in the city government – the City Council – is made up of five members who serve overlapping, four-year terms. The council elects the mayor and vice-mayor for a term of one year. The city does not have its own charter. Instead, it is a General Law city, which follows provisions and requirements for cities established by the state of California. Cupertino contracts with the Santa Clara County Sheriff's Office and the Santa Clara County Fire Department for public safety services. The Cupertino Library is part of the Santa Clara County Library System. In the California State Legislature, Cupertino is in , and in . A small portion of the community is in the 24th Assembly District, Represented by Democrat Marc Berman. In the United States House of Representatives, Cupertino is in . The city is served by an interconnected road system. Two freeways, State Route 85 and Interstate 280, intersect in Cupertino, with multi-lane boulevards with landscaped medians and traffic lights at all major intersections. Streets nearly all have sidewalks, the few exceptions are in unincorporated pockets at the city's edges, which are maintained directly by Santa Clara County. Cupertino has bike lanes on many of its boulevards, and has an extension of the Stevens Creek Trail through McClellan Ranch Park and Blackberry Farm. Bicycle traffic is heavy usually around morning and noon times around DeAnza College. The VTA has buses running through Cupertino at major arteries. Cupertino's main streets are well lit, while a few older roads towards the Monta Vista High School area are a little dim. Dedicated on April 30, 2009, Cupertino opened the Mary Avenue Bicycle Footbridge, the first cable-stay bicycle-pedestrian bridge over a California freeway. This bridge connects the north and the south sections of the Stevens Creek Trail. The cost of the bridge project was $14,800,000. The Union Pacific Railroad operates a branch line track up to the Lehigh Permanente Cement Plant from the mainline at San Jose Diridon Station. It is however strictly for the quarry and very little to no non-quarry traffic runs there. There is no commuter rail or light rail service in the city. Caltrain commuter rail runs through the cities to the north and east, and the Santa Clara Valley Transportation Authority (VTA)'s Mountain View – Winchester light rail line runs to Campbell, California to the south.