Current condition
In use
Date completed
(Day is approximate.)
It was completed in 1982:
A north-south route, the section of Route 1 through
the centre of the Island, comprising the Aberdeen Tunnel
and grade-separated road networks at its approaches,
was completed in March 1982, linking Aberdeen with
Happy Valley and the Cross Harbour Tunnel.
http://www.gov.hk/en/about/abouthk/factsheets/docs/highways.pdf
It was built by Dragages:
Challeneged by a combination of hard rock and poor soil conditions, heavy arch ribbing and hand-excavation were used for precarious sections of the tunnel. The remainder was excavated using hydraulic and pneumatic jumbos.
http://www.dragageshk.com/pdf/FactSheet-Tunnel.pdf
Additional info from the CEDD:
- Project Title: Route 1 – Aberdeen Tunnel (dual 2-lane)
- Year of Completion: 1982
- Length Details: 1.9 km (twin tubes)
- Cross Section Details: 10.0 m span x 11.0 m high horseshoe shaped
- Method of Construction: Drill & blast (pilot tunnel constructed) , lining 0.61 m thick min.
- Geology and Groundwater: 1.55 km weathered to fresh granite; 250 m volcanic rock including 50 m weathered quartz monzonite; groundwater problems near the ground surface at portal area
- References: Chappell & Tonge (1975; 1976), Twist & Tonge (1979), Cochrane (1984)
https://www.cedd.gov.hk/filemanager/eng/content_446/Catalogue%20of%20HK…
Comments
Aberdeen Tunnel
Deleted
Aberdeen Tunnel
The link to CEDD's catalogue of Hong Kong tunnels is out of date. The current link is as follows:
https://www.cedd.gov.hk/filemanager/eng/content_446/Catalogue%20of%20HK…
re: The link to CEDD's catalogue...
Thanks, link updated now.