Highway Tunnels

Geo-Design’s team of geologists and engineers have provided the reference design for four highway tunnels in the Middle East that have a combined running length of 3.5km.   The upper tunnels are at a very shallow depth in places in an … Continue reading

Posted in Road, Tunnels

Osman Gazi Bridge, Turkey – North Anchor Block

Client – COWI AS / IHI Infrastructure Systems Geo-Design’s engineering geologists undertook a review of ground conditions and the geotechnical basis for the design of the north anchor block of the 1.7km long Osman Gazi suspension bridge.  The anchor block … Continue reading

Posted in Road, Slopes and Open Cast Mines

Forth Replacement Crossing – Beamer Rock – Central Tower Foundation, Scotland

Client  – Gifford part of Ramboll Peer review of design concept for the proposed Central Tower Foundation and recommendations for geological model development and the detailed design approach.  Central tower to be founded on the isolated Beamer Rock within the … Continue reading

Posted in Foundations, Road

Brisbane Airport Link, Australia

Client: THIESS JOHN HOLLAND Overall review of major underground scheme. Independent detailed design evaluation of Kedron Ramp comprising 23m span tunnel in very shallow cover, and in weathered volcanic sediments. Detailed geological modelling and stability assessment via  FLAC, UDEC and … Continue reading

Posted in Road

A5 – Glyn Bends, Wales

CLIENT : Morgan Est – Wragge and Co Technical evaluation of major failure of permanent rock anchors in a highway cutting (2005).  Assessment of corrosion effects, protection methodology and observed overload effects.

Posted in Road, Slopes and Open Cast Mines