Patent ID: 7975934

Claim:
A railroad rail support assembly comprising: a concrete rail tie; a rail which includes a rail base; a pair of support shoulders embedded in the concrete rail tie and located on either side of the rail base; rail clips having a base section adapted to seat in said support shoulders and a toe section adapted to lie on the base of said rail; rail insulators that include an upper portion that lies between the clip toes and the rail base, abutting the rail base; and a second lower portion wedged between a lateral edge of the rail base and the support shoulders, wherein each support shoulder has a rail face between external sides thereof; a clip gateway through said rail face; a rail clip ramp leading from the rear of the shoulder and terminating in the clip gateway at substantially the level of the top of the rail base; and an external horizontal retention ledge formed on the rail face on each side of the clip gateway, each external horizontal retention ledge being disposed above a respective one of the rail insulators, when the support assembly is in the assembled position, to prevent vertical movement of the respective one of the rail insulators.