News and Updates

New Service! CTC Sign Management System


Historically, highway signs have been required to be manufactured with a certain level of nighttime visibility, or “Retroreflectivity.”  The 2009 MUTCD now requires all signs to be maintained at a certain level of retroreflectivity, based upon the colors of the materials used.  The first deadline is January 22, 2012.

With the most Up to date courses!CTC's Online Institute


CTC is always striving to find the most innovative ways for our clients to stay in compliance.  Our new Online Institute offers Web-based DOT and OSHA training designed to enhance your skills, increase your performance, and meet the current DOT and DOL training requirement.

A Fallen American HeroSGT Brandon E. Maggart Memorial and
Blake Maggart Educational Fund

Honoring the memory of Army SGT Brandon E. Maggart who served in Iraq and was killed during Operation Iraq Freedom..

Blake Maggart remembers his father on Memorial Day and Veteran's Day in 2011


Accident ReconstructionDo you have a transportation issue? Ask us!

Analysis and Evidence


Careful analysis of the available evidence and the proper application of Newtonian physics are crucial to learning the truth of how traffic accidents occur.  Our analysts have years of experience reconstructing thousand of traffic crashes. We have also conducted crash tests to obtain data, test published theories, and provide education.


Wilkes Barre, PA
Locomotive versus Passenger Car Staged Collision


Pittsburgh, PA
Locomotive versus Passenger Car Staged Collision


Expert Testimony Cases

Work Zone Accident Article | Event Data Recorder Article

Accident Reconstruction Tools

Critical Speed Calculator


CRUSH Calculator


Momentum Calculator



Rotational Analysis Calculator


Speed and Slack Angle Calculator


CMV RPM by Speed Calculator


CMV Speed by Gear Ratio Calculator


Proper Foundation Brake Configuration Calculator