The utility model discloses an urban streetcar concrete's separated rail fastening, including first bed course, second bed course and two the same fastener components, first bed course setting is in the rail below, and the second bed course sets up between first bed course and supporting member, and two fastener components set up in the rail both sides for fix the rail in the support rail groove at supporting member top, and the fastener component is located second bed course top. The utility model relates to a spare part of adjustment height adopts the split structure, the investment of used time and tram fastener in the time of can saving the fastener greatly and increase. Fastener mounting adjustment is convenient, requires to increase the adjustment of increaseing the gasket and can conveniently realizing the track height according to increaseing. Non - metal seal cover can protect the fastener component of buryying ground not receive cast in situ concrete or asphalt concrete's pollution, ensure the fastener component the operation in -process for the rail provides suitable elasticity, prolong fastener life simultaneously, convenient adjustment of fastener in the future and maintenance.