E - Fixed Constructions – 01 – C
Patent
E - Fixed Constructions
01
C
94/11
E01C 11/22 (2006.01)
Patent
CA 1214957
Abstract A draining ditch for transverse draining of roadways, comprising a ditch body which is U-shaped in cross-section and is potted in the concrete bed of the roadway, and a cover plate covering the upper surface of the ditch body, said cover plate being provided with a plurality of water inlet openings, wherein the cover plate consists of a material, the abrasion resistance of which is equal to or smaller than that of the roadway surface and which is form-closedly fitted into the concrete bed and the material of the roadway, respectively. Fig. 2
427682
Aco Severin Ahlmann Gmbh & Co. Kg
Fetherstonhaugh & Co.
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