REINFORCED-CONCRETE SLAB OF UNDER-RAIL BASE

摘要

A reinforced-concrete slab of under-rail base of tram track includes reinforced spatial frame, the upper and the lower sections. In its upper section central and side lugs are provided, those form two parallel rail channels. It includes a device for strapping means as loops. Additionally the slab includes a device for strapping as through openings in the side lugs. The through openings are formed by tubes with cylindrical or polygonal cross section installed in the frame.