Non-Emergency Ventilation in Enclosed Road, Rail and Mass Transit Facilities
ASHRAE Standard Project Committee 217


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Upcoming PC Meetings

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Location: Long Beach, CA
Tuesday, June 27, 2017 7:30 AM - 12 PM
Long Beach Convention Center
Seaside Room 3A



Project Committee meeting minutes are available to interested parties upon written request of the Manager of Standards. Attachments to minutes may or may not be included due to file size and/or because copyrighted intellectual property is included. Decisions to distribute attachments to the minutes will be made on a case by case basis and due to the size of the request may take longer to process.

Title, Purpose, and Scope

This standard provides minimum ventilation requirements for ventilation systems within enclosed transportation facilities during non-emergency operating conditions.

2.1 This standard applies to enclosed transportation facilities, which consist of road tunnels, railway tunnels, mass transit tunnels and mass transit stations.
2.2 This standard provides criteria for non-emergency ventilation.
2.3 This standard addresses the design, construction, commissioning, operation and maintenance requirements of non-emergency ventilation systems and equipments.


Committee Chair

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Igor Maevski


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Yuan Li


Upcoming Society Conferences

2018 Winter Conference
January 20 - 24, 2018
Chicago, Illinois

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