Through M O’Brien’s fleet of specialist application machinery, we have become the “go-to” contractor when it comes to shaft and tunnel excavation projects. Our impressive clamshell excavators can excavate to a vertical depth of 30 meters and are ideally suited for deep excavations such as basements, box constructions and top down construction projects.
Utilising our fleet of 8 wheel tipper lorries and network of tipping facilities we are able to ensure off site disposal does not become the bottle neck in the excavation process, timely disposal ensures that excavation continues at optimum pace without program delays.
Our Engineering team employ 3D modelling methods to plan and demonstrate the ideology of the project in order to value engineer and optimise the projects program, changing loading points as necessary to find the optimum project layout.
Our in house specialists are able to plan and deliver technical and complex engineering projects for below ground structures and we have completed the following types to date:
For more information on our underground offering please contact our Civils team
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