Railway roadbeds with rail slabs, and method for preparing

Details Railway roadbeds with rail slabs, and method for preparing Railway roadbeds with rail slabs, and method for preparing

1991-03-13

1992-11-17

Oberleitner, Robert J.

Railways: surface track

Roadbed

238382, F01B 100

Patent

active

051636140

ABSTRACT:
A railroad bed and method for making, wherein a less compact asphalt layer is spread on top of a more compact one, a trough shaped ballast bedding element suitably of reinforced concrete is placed over the aforementioned asphalt layers, a slab bearing the rails is applied into the trough-shaped ballast bedding, and an elastic, plastic-modified bituminous mortar is injected into the space between the slab and the ballast bedding element.

REFERENCES:
patent: 775486 (1904-11-01), Wolf
patent: 1171441 (1916-02-01), Innes
patent: 1702841 (1929-02-01), Ruping
patent: 3656690 (1972-04-01), Hanig
patent: 3756507 (1973-09-01), Hanig et al.
patent: 4232823 (1980-11-01), Eggerman

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