Upgrade to concreteDuring the preperations for Amtraks leap into High Speed rail, and before the wires could go up, the wood ties had to be replaced with conctete and the heavier rail. To do this, Amtrak used a machine known as a TLM. (Track Laying Machine). Here is the unit and a few of it's people replacing old for new. MP 143 Westerly RI
Photographed by Msrk Beebe, July 13, 1993.
Added to the photo archive by Mark Beebe, March 10, 2008.
Railroad: Amtrak/MOW.
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