Singapore Metro

Mosen Ltd were appointed to undertake the tunnel ventilation and fire safety review for 45 new stations being designed and constructed for the North-East Line Extension, North-South Line Extension, Downtown Lines 2 and 3, Eastern Region Line and Circle Line Stage 6 of Singapore Metro. In addition, we were appointed to review the tunnel ventilation design of the North-South Corridor, which includes a 12.3 km tunnel.

The scope of works includes consideration of the permanent and temporary (construction) tunnel ventilation system, including a review of the design approach, assumptions, design calculations and computer simulations to ensure that the systems are safe, suitable and adequate.

Client: Land Transport Authority of Singapore