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Tag Archives: station


Heavy-Duty Elevator – Machine Room Less

Heavy-duty elevators are used in mass railway transit systems as rapid transit (metro), LRT. A. Design Criteria A. Operational requirements Hours of operation shall be considered as twenty-four (24) hours … Continue reading

Simulation Software Categories for Tunnel Ventilation Systems

Software applications used for the design of tunnel ventilation systems fall into two general categories: onedimensional onedimensional, also known as network analysis, and two or three-dimensional CFD. In network analysis, … Continue reading

O’Hare CTA station train crash (2014)

On March 24, 2014, a Chicago Transit Authority (CTA) passenger train overran the bumper at O’Hare subway station, injuring 34 people. The cause is under investigation. The front car of … Continue reading