How does a smart tunnel function?
The storm function of the SMART tunnel sees flood water caused by heavy rain diverted into a bypass tunnel under the motorway tunnel. If the rains continue and flooding gets worse the motorway tunnel is closed to vehicles – allowing water to flow through both the traffic and bypass tunnels.
Who built the Smart Tunnel in Malaysia?
MMC Corp Berhad-Gamuda Berhad
The Stormwater Management and Road Tunnel (SMART) project was incepted by the project proponent, namely MMC Corp Berhad-Gamuda Berhad Joint Venture, primarily to mitigate the recurring floods in the city of Kuala Lumpur, the financial, business and commercial hub of Malaysia.
What is TBM slurry?
A slurry tunnel boring machine (slurry TBM) is a type of underground excavator that removes excavated material by hydraulic means. The excavated soil is mixed with slurry to withstand the excavation by creating a positive face pressure.
How are tunnels built in water?
To use this method, builders dig a trench in the riverbed or ocean floor. They then sink pre-made steel or concrete tubes in the trench. After the tubes are covered with a thick layer of rock, workers connect the sections of tubes and pump out any remaining water.
Can tunnels collapse?
In fact rock generally has more strength than soil for all types of stress. This additional strength gives rock the ability to transfer forces around a tunnel just like the lining discussed before. So, even tunnels through rock often require some type of support to prevent collapse.
How much is the toll on the SMART Tunnel?
According to Malay daily BERNAMA, the SMART Tunnel will experience a RM1 increase from RM2 to RM3. Motorists who use LATAR highway are expected to pay RM2.50 at the Ijok, Kuang Timur, Kuang Barat, Templer toll plaza and RM1.30 at the Kundang Timur, Kundang Barat toll plaza.
Where is the SMART Tunnel in Kuala Lumpur?
The 9.7 km Stormwater Management And Road Tunnel or SMART Tunnel, is a storm drainage and road structure in Kuala Lumpur, Malaysia. It is the longest multi-purpose tunnel in the world. It begins at Kampung Berembang lake near Klang River at Ampang and ends at Taman Desa lake near Kerayong River at Salak South.
Is there a tollsmart toll calculator for free?
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