Railroad tie and method for building or adapting a railroad
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United States of America Patent
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Feb 5, 2013
Grant Date -
Feb 18, 2010
app pub date -
Oct 15, 2007
filing date -
Oct 16, 2006
priority date (Note) -
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Abstract
The invention relates to a railroad tie manufactured from plastic (2), wherein at least two steel bars (3) are embedded in the plastic and wherein the steel bars extend in longitudinal direction of the plastic railroad tie (1) and wherein specimens of the bars (3) situated in operative condition at different heights in the railroad tie are free from mutual connections other than by the plastic. The plastic (2) is Low Density Polyethylene.
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