and support for legal counsel on rail related cases. Due to our engineering expertise and experience with track and track structures, freight and passenger car structures, locomotives... and components including track and all facets of the track structure and securement inspection of vehicle mechanical and structural equipment analysis and simulation of longitudinal... Infrastructure Energy & Environment Hazmat Safety Train Operations Railway Structures Dynamics Modeling & Simulations Product Developement Instrumentation & Testing Databases...

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to Top Remaining Life Assessment of Multi span steel girder bridge, Ford City, IL The double track, ballasted deck, multi-span structure (700 ft) on a commuter rail line... Infrastructure Energy & Environment Hazmat Safety Train Operations Railway Structures Dynamics Modeling & Simulations Product Developement Instrumentation & Testing Databases & Software... with heavier, hi-adhesion locomotives, induce increased vertical and longitudinal loads onto track and bridges. Given that many bridges on the system are 75 to 100 years old...

Infrastructure Energy & Environment Hazmat Safety Train Operations Railway Structures Dynamics Modeling & Simulations Product Developement Instrumentation & Testing Databases & Software... in the event and estimate the magnitude of the involved parameter (speed, force, pressure etc.) reasonably well. The throttle and dynamic brake positions along with the train and track... # 88) in the same vicinity experienced a maximum buff force of ~150,000 lbs but saw longitudinal acceleration 1.7gs. Such high accelerations in presence of track defects can create...