In the 1960s because the Europe and America industrially advanced country the economical swift growth, compact car sharp growth, caused the municipal transportation to support stops up, to alleviate the municipal transportation to support stops up proposed the public transportation first municipal transportation developmental strategy, according to the above, the European and American some city's transportation supported stops up obtained certain Afterward, in our country, facing urbanized, motorization challenge, as well as urban development, the people realize the transportation question to become gradually restrict the urban development the primary Therefore, many transportation workers and the urban government start to pay great attention to give priority to the mass transit, realizes the urban land intensification use and the sustainable development, avoids walking the Western developed country again by the compact car journey old route This article in absorbs the domestic and foreign many scholar research results in the foundation, how discussed initially to establish the urban public transportation first general system's first, this article introduced from the background and the concept the public transportation first connotation and the measure, let the reader be able first to have a rational understanding to the public Next, the comprehensive elaboration implementation public transportation first strategy policy, from the high place macroscopic has grasped to realize the urban public transportation first general system, government's guidance and support Third, the concrete public transportation first measure from the spot, the line, surface angle embarking, by the road section, the road intersection, the network will divide into the chapter, has discussed the road section public transportation first general measure, the street intersection public transportation first general measure, the public transportation priority network plan method , In the road section public transportation first general measure, mainly introduced the public transportation special-purpose road's classification and the establishment In the street intersection measure, has studied the spatial first measure and the time preference measure separately, namely the public transportation special-purpose enters the tastes and the road intersection public transportation priority signal But in the network planning method, elaborated for everybody establishes a public transportation priority network the Finally, this article urban Lanzhou which is at by the author is an example, has analyzed this city existing mass transit question, and proposed this city should establish a complete public transportation first general system's