Arup delivers a multidisciplinary approach to tunnelling and underground engineering projects, providing a 'one-stop shop' for tunnelling projects around the world. Our underground engineering service incorporates a complete design and project management service for all types of tunnels, shafts, large excavations, caverns and mining stabilisation. Our expertise covers all tunnel related disciplines from concept to construction including architecture, civil engineering design, electrical and mechanical services, project management, fire engineering, rail safety, road safety, environmental design, aerodynamics and ventilation, vibration, risk management, value management, contract strategy, failure investigation and expert evidence and advice.