Draining ditch for draining of roadways
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United States of America Patent
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Dec 24, 1985
Issued Date -
N/A
app pub date -
Dec 12, 1984
filing date -
May 6, 1982
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention relates to a draining ditch for the draining of roadways comprising a ditch body of U-shaped cross-sectional area which is potted in the concrete bed of the roadway and a cover plate or body covering the upper surface of the ditch body, the plate being provided with an abrasion resistance equal to or less than that of the roadway and having a thickness of at least half of the width of the ditch body and with a plurality of inlet openings.
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