Patent ID: 9222225
Filing Date: 2015-12-29
Classification: E01B

Abstract:
1. A pre-stressed concrete track slab of slab-type ballast-less track, wherein it comprises: a slab body, on which fastening embedded casings are arranged, wherein at least one row of longitudinal common steel bars and at least one row of transverse common steel bars are arranged in the slab body along a length direction and a width direction; the longitudinal common steel bars are insulated from the transverse common steel bars; at least one row of longitudinal pre-stressed steel bars and at least one row of transverse pre-stressed steel bars are fastened in the slab body along the length direction and the width direction through anchor backing plates and fastener devices; one of the pre-stress directions of the longitudinal pre-stressed steel bars and the transverse pre-stressed steel bars is pre-tensioned in one direction and the other one of the pre-stress directions of the longitudinal pre-stressed steel bars and the transverse pre-stressed steel bars is post-tensioned in the other direction; and limiting structures and grounding terminals are arranged on the slab body.