icon of Facility and Tunnel Disaster Management System

Facility & Tunnel Disaster Management System

Ninety percent of the Metropolitan Expressway is comprised of elevated roads and tunnels. To consistently maintain a safe, smooth, and comfortable driving environment for customers, and immerse number of wide variety of devices are installed along the expressway. The Facility Control and Tunnel Disaster Prevention System manages these devices in an integrated manner, monitoring and controlling the devices to ensure the safety and preserve the environment of the Metropolitan Expressway year-round, 24 hours a day, 365 days a year.

Facility Control and Tunnel Disaster System

The Facility Control System controls power receiving and supplying facilites, ventilating device and other facilities, while the Tunnel Disaster Prevention System controls tunnel disaster prevention facilites. These two systems combined ensure comfort and safety for drivers.

Facility Control and Tunnel Dsaster System

Facility Control System

The Facility Control System integrally manages functions that are indispensable for the safety of the capital city and environmental conservation. We properly manage power receiving and power supply facilities that provide stable power supply to various facilities installed at the Metropolitan Expressway, consistently monitoring the traffic volume and air quality inside the tunnel and optimally ventilating facilities. We control the ventilation stations.

Facility Control Operator’s Console
Facility Control Operator’s Console
Power Receiving and Supplying Facilities
Power Receiving and Supplying Facilities
Ventilating Device
Ventilating Device

Tunnel Disaster Prevention System

The advanced Tunnel Disaster Prevention system is installed in the urban long tunnels so that the customers can experience a safe and smooth driving. In case of emergency, such as a tunnel fire or accident, various sophisticated equipment can help people evacuate in a safe and secure manner. Moreover, the tunnels are monitored 24 hours a day from a central control room to ensure safety and early response in case of emergency.

Tunnel Disaster Prevention Operator’s Console
Tunnel Disaster Prevention Operator’s Console
Tunnel Warning BoardΩ
Tunnel Warning Board
Water Sprinkler
Water Sprinkler
Tunnel Disaster Prevention System
“Eye” to watch over drivers around the clock (1.2.3)
TV camera
TV camera
Fire detecter
Fire detecter
Sprinkler system
Sprinkler system
“Emergency equipment” that drivers can easily use (4.5.6)
Emergency phone
Emergency phone
Emergency exit
Emergency exit
Fire extinguisher, foam fire hydrant, and pushbutton fire alarm
Fire extinguisher, foam fire hydrant, and pushbutton fire alarm

“Disaster-prevention system” unique to the Metropolitan Expressway

Signal and entry barrier
Signal and entry barrier
Motorcycle squad and a patrol car
Motorcycle squad and a patrol car
Tunnel mouth flushing
Tunnel mouth flushing
Speakers of the public-address system
Speakers of the public-address system