NP&G Innovations, Inc. has developed an environmentally
friendly and economically viable alternative rail cross tie
trade named Tire-Tie™. Patents are pending.
This innovative cross tie concept uses reclaimed treads
from discarded car and truck tires as a key structural
embodiment of the new product. This avoids the need for
preservative treatments like creosote used with traditional
wood cross ties. Creosote has been designated as a
restricted use material by the EPA. This limits the use of
old cross ties adding to handling and disposal costs.
The Tire-Tie™ is environmentally inert and fully
recyclable.
The Tire-Tie™ provides a second and important use for
the nearly 300 million tires discarded annually in the US
and larger quantities worldwide.
The Railway Tie Association statistics show that over
16,000,000 new cross ties are installed annually in the US
and comparable quantities worldwide. Most of these are
replacement ties. This costs the rail industry 100's of
millions of dollars yearly. The alternative Tire-Tie™ cross
tie will benefit the industry significantly through enhanced
life cycles, particularly in track bed environments that are
unusually severe for wood ties.
The Tire-Tie™ is also uniquely suited for custom tie
applications beyond the standard 8.5 foot configuration.
The Tire-Tie™ cost per foot of length decreases with
overall size, whereas, the wood tie cost per foot
significantly increases with size. This makes the Tire-
Tie™ very economically competitive for turnout, switch and
bridge applications.


© Copyright 2008 NP&G Innovations, Inc. All rights reserved.
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