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About Chris Holliday
(Top Expert on this page)

Expertise
Questions related to contemporary passenger rail vehicles and their technology, including subway, light rail, commuter and intercity rolling stock. Includes all vehicle systems and features along with integration of the vehicles into the general railroad system.

Experience
I have over 22 years of experience in the passenger rail vehicle business as both an engineering manager at a car builder and as a provider of engineering services to commuter railroads and transit agencies in the US. I have worked to apply the latest technologies to passanger rail equipment. I have worked with leaders in our industry to develop and establish Standards and Recommended practices.
   

You are here:  Experts > Industry > Logistics/Supply Chain > Rails/Railroad

SubjectDate AskedExpert
Old railroad spikes10/23/2008Chris Holliday
signs on a platform10/17/2008Akhilesh Yadav
railroad crossing gate9/28/2008Akhilesh Yadav
trains9/6/2008Akhilesh Yadav
Old railway baggage cart7/28/2008Chris Holliday
UK Railway construction7/19/2008Chris Holliday
Creating a Quiet Zone for a private entity7/11/2008Chris Holliday
Railway Maintenance of Way Machines6/23/2008Chris Holliday
Vertical train lift / elevator?6/18/2008Chris Holliday
communication between dispatcher and train in early sixties.5/27/2008Akhilesh Yadav
plastic subway seats5/7/2008Chris Holliday
railcar brakes5/2/2008Chris Holliday
Railcars going round a curve4/10/2008Chris Holliday
something strange3/30/2008Akhilesh Yadav
railcar air brakes3/12/2008Chris Holliday
Railway Track buckles due to Heat3/9/2008Chris Holliday
railroad rails2/5/2008Chris Holliday
grade crossing bell1/30/2008Akhilesh Yadav
ITS and Railroad Crossing12/13/2007Chris Holliday
Offloading stone12/9/2007Akhilesh Yadav
Rail composition and loadbearing11/30/2007Chris Holliday
train detection11/1/2007Akhilesh Yadav
TOC's10/24/2007Norman T. Eisengart
Signalling Criteria10/15/2007Gary Wilson
Is it possible to rehire with NS railway?9/20/2007Gary Wilson
retainer valves9/15/2007Gary Wilson
Railroad Tie Replacement9/7/2007Chris Holliday
Rail deminsions9/7/2007Chris Holliday
Diesel loco fuel consumption8/27/2007Norman T. Eisengart
Rails8/20/2007Chris Holliday
railroad rail8/10/2007Chris Holliday
RAILROAD CAREER8/7/2007Chris Holliday
Railroad crossing flashers7/13/2007Akhilesh Yadav
General Railroad Knowledge6/17/2007Chris Holliday
Quad gate cost6/4/2007Chris Holliday
Quad gate cost6/1/2007Chris Holliday
Amtrak Question, etc5/30/2007Chris Holliday
vehicle caught in crossing5/27/2007Chris Holliday
Question about Railroad Employment5/10/2007Chuck Mitchell
Locomotice Engines4/13/2007Bernard Markowicz
Capacity4/11/2007Chuck Mitchell
Sources of railcar seats4/4/2007Chris Holliday
Technical consultants for railway project12/6/2006Chris Holliday
City tram11/29/2006Chris Holliday
Fire Retardent Passeger Coaches11/2/2006Chris Holliday
FUEL10/25/2006Bernard Markowicz
New irish Trains10/12/2006Chris Holliday
Spurs10/7/2006Chuck Mitchell
Grade Crossing Signal/Bell Criteria9/13/2006Chris Holliday
Length of rails9/4/2006Chuck Mitchell
enginers9/4/2006Chuck Mitchell
enginers9/3/2006Chuck Mitchell
Rail Road Quiet Zones7/30/2006Bernard Markowicz
Railroad siding Haz Mat7/28/2006Bernard Markowicz
Rails/Railroad7/26/2006Bernard Markowicz
Rails/Railroad7/19/2006Bernard Markowicz
ceremonial railroad spike7/18/2006Bernard Markowicz
Rail Crossing Gates, Horns and Quiet Zones6/28/2006Chris Holliday
Rail span5/12/2006Bernard Markowicz
74 v to 110 v3/20/2006Chris Holliday
Rail tracks.3/2/2006Chris Holliday
rail and tie2/9/2006Chris Holliday
1944 Fruehauf semitrailer8/20/2005Bernard Markowicz
Alternatives to closing railroad crossings8/18/2005Chris Holliday
Welded Rails7/18/2005Chris Holliday
Railroad Spikes6/28/2005Chris Holliday
railroad lanterns6/3/2005Chris Holliday
Railroad crossing circuits5/15/2005Bernard Markowicz
Railroad preemption technology5/11/2005Chris Holliday
Railroad crossing4/5/2005Bernard Markowicz
Rails3/12/2005Chris Holliday
Freight Trains3/1/2005Bernard Markowicz
Transport Model2/25/2005Chris Holliday
Methods of reils restore2/9/2005Chris Holliday
rough riding of railroad passenger cars11/4/2004Chris Holliday
converting 74 volt dc power to 110ac11/1/2004Chris Holliday
Hi10/30/2004Chris Holliday
current status of Southern Pacific10/14/2004Chris Holliday
gyros9/29/2004Chris Holliday
Short distance rail ride9/12/2004Chris Holliday
coal trains6/24/2004Bernard Markowicz
Rail Car loading6/18/2004John Gallion
railroad history6/14/2004John Gallion
train detection6/12/2004Chris Holliday
railroad history6/9/2004John Gallion
Rail Car Braking system4/27/2004John Gallion
Trains and tracks3/16/2004Bernard Markowicz
project3/3/2004Chris Holliday
project2/22/2004Chris Holliday
Crossing gate sensors7/21/2003Chris Holliday
welded rails4/23/2002Chris Holliday
trains3/2/2001Bernard Markowicz
First Railroads2/22/2001Frederic Carroll
Train travel from Orlando to Fort Lauderdale?1/31/2001Frederic Carroll

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