Tunnel Ventilation

A technical paper was published in the 18th International Symposium on Aerodynamics, Ventilation & Fire in Tunnels, Athens, Greece, Sept […]

It may require more than one train occupying a tunnel between two fan plants in order to achieve the design train […]

The 2003 Edition of NFPA 130 first addressed the issues of smoke encroaching on non-incident trains on the downstream side […]

The SES leadership team was honored to receive the WSP | Parsons Brinckerhoff 2015 knowledge sharing award.  As SES leaders, […]

My Sharing in the Memorial Service on Jun 27, 2012 I would like to say a few words in the […]

What is the peak fire heat release rate during a train fire? This is the most common question in tunnel […]

Subway Environment Simulation (SES) Program, New Version SES 6.0 The Subway Environment Simulation (SES) Program is a designer-oriented tool which […]

Since the Holland Tunnel fire in 1949, there have been a number of serious fire accidents in road and transit […]

What are the representative design fire scenarios in transit and passenger rail systems? NFPA 130, 2017 edition, has presented seven […]