What are the cases where underground railway structures must be equipped with fire alarm and extinguishing devices in Vietnam?

19:09, 10/07/2024

Circular 11/2018/TT-BXD has been signed and promulgated by the Ministry of Construction (Hanoi, Vietnam), issuing the National Technical Regulation on underground railway structures - QCVN 08:2018/BXD. This document amends and supplements Circular 28/2009/TT-BXD.

According to the new regulations in Vietnam, the following houses and underground railway structures must be equipped with fire alarm and extinguishing device:

House, construction, equipment	Automatic fire extinguishing device	Automatic fire alarm equipment
Cable trench, station longitudinal pit, cable storage floor with a nominal fire load	Greater than 180 MJ/m^2^	180 MJ/m^2^ and less
Ventilation cable trench	-	Regardless of area
Electric distribution room	-	Regardless of area
Electrical panel	-	-
Storage warehouse for flammable oil, paint materials	Regardless of area	-
Houses with fire hazard classification A	Regardless of area	-
Houses with fire hazard classifications B, C	300 m^2^ and larger	Less than 300 m^2^
Power and control cabinets for elevators in the machine room	-	-
Repair and rest areas within the station stop house fire compartment	4500 m^2^ and larger	Less than 4500 m^2^

More details can be found in Circular 11/2018/TT-BXD which takes effect in Vietnam from March 15, 2019.

- Thanh Lam -

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