intake structures Storage reservoir and a twin-box culvert to release flood discharge State-of-the-art operations control room equipped with the latest systems in operations management, surveillance and maintenance of the SMART system. Custom-made fire engine units consisting of two modified Toyota Hilux pickup trucks, parked at two different locations for quick access to the tunnel in case of fire on both carriageways. Tolls The SMART Tunnel motorway using opened toll systems. All toll transactions at this toll plaza is only allowed with Touch 'n Go cards or SmartTAG. Toll rates Toll charges can only be paid with the Touch 'n Go cards or SmartTAG. Cash payment is not accepted. FM radio channels available List of interchanges The entire expressway had its speed limit of 60 km/h. From/to E37 East–West Link Expressway From/to E37 Kuala Lumpur–Seremban Expressway Motorway tunnel Sultan Ismail link tunnel Tunnel in popular culture The SMART Tunnel was featured in an episode of Extreme Engineering on the Discovery Channel. The SMART Tunnel was featured in an episode of Truly Malaysia on the National Geographic Channel and TV1. The SMART Tunnel was featured in an episode of Man Made Marvels on the Science Channel. The SMART Tunnel was featured in an episode of Megastructures on the National Geographic Channel and TV1. The SMART Tunnel was featured in episode 2, Season 1, of Build It Bigger on the Science Channel. See also List of long tunnels by type References External links SMART Tunnel MMC Corporation Berhad Department of Irrigation and Drainage Malaysia SMART Tunnel - Mott MacDonald Project Page 2007 establishments in Malaysia Expressways in Malaysia Expressways and highways in the Klang Valley Tunnels completed in 2007 Toll tunnels in Malaysia Water tunnels Drainage tunnels Flood control in Asia Flood control projects