Tunnels & Bridges


The government owns 19 road tunnels. Among them, Cross-Harbour Tunnel, Eastern Harbour Crossing, Aberdeen Tunnel, Lion Rock Tunnel, Shing Mun Tunnels, Tseung Kwan O Tunnel, Tate's Cairn Tunnel are tolled tunnels. Eagle's Nest Tunnel, Sha Tin Heights Tunnel and Tai Wai Tunnel in Tsing Sha Control Area are also tolled tunnels.

Meanwhile, there are a total of 9 toll-free government tunnels, including Kai Tak Tunnel, Nam Wan Tunnel (Tsing Sha Control Area), Cheung Tsing Tunnel (Tsing Ma Control Area), Scenic Hill Tunnel which forms part of the Hong Kong-Zhuhai-Macao Bridge Hong Kong Link Road, Airport Tunnel, Central-Wan Chai Bypass Tunnel, Lung Shan Tunnel and Cheung Shan Tunnel leading to the Heung Yuen Wai Control Point, as well as the Tuen Mun-Chek Lap Kok Tunnel. Transport Department awards contracts to different operators who would be responsible for the daily management, operation and maintenance of the tunnels.

Two other tunnels are operated by private companies under build-operate-transfer arrangements: the Western Harbour Crossing and Tai Lam Tunnel. The franchises of these tunnels will expire in 2023 and 2025 respectively.

There is also a private tunnel, the Discovery Bay Tunnel, which was contructed and is currently operated by a private company. It opens only to vehicles taking goods or providing services to Discovery Bay.


The four major cable-supported bridges within Hong Kong's boundary are Tsing Ma Bridge, Kap Shui Mun Bridge, Ting Kau Bridge and Stonecutters Bridge. Tsing Ma Bridge and Kap Shui Mun Bridge carry both road and rail traffic. Tsing Ma Bridge, with a main span of 1.377 kilometers, is one of the world's longest span suspension bridges.

Tsing Ma Control Area

The Tsing Ma Control Area is a 21 kilometers expressway network which covers mainly Tsing Kwai Highway, Cheung Tsing Tunnel, Ting Kau Bridge, Tsing Ma Bridge and Kap Shui Mun Bridge.

Tsing Sha Control Area

The Tsing Sha Control Area is a 13 kilometers expressway network. It consists of Stonecutters Bridge, Nam Wan Tunnel, Eagle's Nest Tunnel, Sha Tin Heights Tunnel and Tai Wai Tunnel.