ServicesServices offered by Donegan Civil Engineering Tunnelling andPipejackingDonegan Civil Engineering has a proven track record in dealing with major water utility companies in tunnelling and pipejacking projects. SegmentalShaft SinkingDonegan Civil Engineering is a leading contractor in segmental shaft sinking, for shafts of all sizes and depths. General CivilEngineeringDonegan Civil Engineering carries out civil works such as bridge construction, road surfacing and car park construction. Sheet Piling Donegan Civil Engineering install sheet piling for a wide range of applications, from cofferdams to deep trench excavations. Reinforced Concrete StructuresAs part of its service to Water Authorities, Donegan Civil Engineering has extensive experience in forming reinforced concrete structures. Open-Cut DrainageDonegan Civil Engineering has the expertise to carry out open-cut pipeline works for a number of applications including drainage and rising mains.