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1 Jul 2009

Technical Reports

A Practical Risk Assessment Methodology for Safety-Critical Train Control Systems

Author
Chinnarao Mokkapati, Terry Tse, Alan Rao

Keywords: Accident reduction, risk assessment, Base Case risk, Proposed Case risk, acceptable safety 12performance limit, tolerable hazard rates

Abstract: This project proposes a Practical Risk Assessment Methodology (PRAM) for analyzing railroad accident data and assessing the risk and benefit of safety-critical train control...

Report Number
DOT/FRA/ORD-09/15
Office
RRD

1 Jul 2009

Technical Reports

Occupant Protection Experiments in Support of A Full-Scale Train-to-Train Crash Energy Management Equipment Collision Test

Author
Bob Rancatore, Patricia Llana, Caroline Van Ingen-Dunn, Chris Bradney

Subject Occupant Protection, Crashworthiness - Passenger Equipment, Collision

Keywords: Occupant protection, train-to-train, full-scale, strain gage, accelerometer, occupant configurations, head-on collision, Crash Emergency Management (CEM), Anthropomorphic Test Devices (ATDs), seat configuration loads, accelerations, displacements.

Abstract: The Federal Railroad Administration sponsored a full-scale train-to-train crash energy management (CEM) technology test that was conducted on March 23, 2006, at the Transportation...

Report Number
DOT/FRA/ORD-09/14
Office
RRD

1 Jul 2009

Other Reports

2009 BAA for Pilot Projects

Subject Risk Reduction Program

Keywords: Risk Reduction Program

Office
RRS

1 Jul 2009

Research Results

Development of an Adaptive Predictive Braking Enforcement Algorithm

Author
Yan H. (Terry) Tse

Subject Positive Train Control

Keywords: positive train control, enforcement braking, enforcement algorithm, adaptive enforcement algorithm

Report Number
RR09-14
Office
RDI-23

1 Jul 2009

Research Results

Crossing Consolidation Guidelines

Author
Leonard Allen

Keywords: Crossing consolidation, crossing closure, safety, guidelines

Report Number
RR09-12
Office
RDI-23