Railway and metro includes many disciplines and the design is carried out in close cooperation within each discipline: tracks, catenary, signalling, telecommunication, civil works and structures. The design is prepared in consideration of railway and road traffic and the environment. Projects are often carried out in stages to ensure that existing traffic can continue during construction.The design is prepared in close cooperation with the client and COWI assists in assessing alternative solutions during the process. We provide all requested design services, enabling the client to tender and construct quickly, safely and with respect to the environment, traffic and economics during construction and operation.COWI's design services include: