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Anderson Road Quarry

Anderson Road Quarry – Underpass

The Anderson Road Underpass is part of a larger land rehabilitation project taking place at the Anderson Road Quarry. The vast land of the quarry, located North East of Kowloon, will ultimatelly be used to house as many as 25,000 people over a 12 hectars area.

New age of the Quarry

After more than 60 years of supplying aggregate, asphalt, stone and concrete to infrastructure projects, the vast land of the quarry will be transformed in Hong Kong’s newest residential and commercial area. The ARQ will be capable to accommodate 25,000 people over a 12 hectares area.

Dextra’s steel and rock bolts for ground engineering and tunneling

The Anderson Road Underpass is a tunnel project lead by the joint venture of contractors Chun Wo, STEC and Vasteam JV, supervised by consulting firm Aurecon.
For this project, Dextra supplied to subcontractor Shun Yue Engineering Company Ltd. steel rock bolts used for the tunnel roof support. More than 1,500 steel rock dowels, along with 100nos lattice girders and 500 steel piles were successfully installed on this project.

Dextra was chosen for this project for its extensive ground engineering and tunneling experience in Hong Kong, having supplied numerous large road and metro tunnel projects in Hong Kong over the past 20 years.
For more information about our ground engineering solutions in Hong Kong and Macau, please contact our Hong Kong office.

Related Solutions


At every moment of your customer journey, Dextra teams dedicate themselves to the production of smart construction solutions that allow our customers to reach higher productivity and safety levels on their construction sites.

Dextra holds physical stocks on several continents, complemented in each country by the local inventories of our distributors. With this extended network, Dextra makes sure our products are always at reach no matter where our partners are.

For solutions that require to be customized, Dextra can also go beyond our standard delivery times and offer accelerated delivery schemes. Consult us for more information.

From 3 major industrial sites located in Bangkok (Thailand), Guangzhou (China), and Pune (India), Dextra completely owns its manufacturing facilities and processes. This allows us to have complete control over the timing of our operations and the quality of the solutions produced.

An independently accredited material testing laboratory, accredited to ISO-IEC17025, is located at Dextra’s main Bangkok factory, allowing the testing of material and products.

Dextra aims to supply products that exceed the most demanding international technical approvals and it is our goal to create maximum customer satisfaction by complying with our clients’ needs and specified requirements.

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