Tunnels

Dublin Metro North, Ireland

Client: PARSONS BRINKERHOFF and JACOBS Feasibility review of station cavern in weak sedimentary rock mass, located beneath heavily loaded bridge foundations.

Posted in Rail, Tunnels

Gerrards Cross Tunnel Collapse, UK

Client TESCO STORES LTD – BLP Investigation of the collapse of a large span (20m), precast segmental arch – fill structure some 300m in length over a live railway. Detailed assessment of lining – ground interactive behaviour.

Posted in Rail, Tunnels

Dublin Port Tunnel Cross Over Caverns, Ireland

Client: NMI-JV – HASWELL CONSULTING ENIGNEERS Full construction design of Lay-by – Vehicle Crossover Cavern Complex in low cover, bedded limestone – shale sequence.

Posted in Caverns and Underground Mines, Road, Tunnels

Highways Planning Guideline Document for HK Government, Hong Kong

Client : GEO Special Projects Guideline Document for HK Government. Improved Methodology for Geotechnical Assessment for the Planning of Major Highways ‘Assessment of Cutting Options vs. Tunnelling or Other Options’.

Posted in Slopes and Open Cast Mines, Tunnels

Evretou, Cyprus

Independent assessment of Evretou Dam Intake Tunnel portal failure including remedial works design and ongoing evaluation.  Appraisal of long term seismic stability.

Posted in Slopes and Open Cast Mines, Tunnels