TII is a non commercial semi-State body which operates under the aegis of the Department of Transport, Tourism & Sport. Our mission is to provide high quality transport infrastructure and services, delivering a better quality of life and supporting economic growth. TII’s primary function is to provide an integrated approach to the development, maintenance and operation of the national road network and light rail infrastructure throughout Ireland.
Specifically, in relation to national roads, our key role is to secure the provision of a safe and efficient network of national roads. In relation to light rail, the core functions of TII include securing the provision of, or to provide, such light railway and metro railway infrastructure under assignment from the National Transport Authority (NTA) as directed in the Dublin Transportation Act of 2008;
TII has a broad range of professional expertise assisting with internal organisational needs and affording external stakeholder advice on a broad spectrum from national transport modelling development to archaeology. These capabilities assist TII in delivering on its mission.
Every day, TII has a direct role in the operation and maintenance of the Luas Light Rail Network and National Road Network – this forms the core of our daily operational responsibilities within the organisation. TII as an organisation works with a wide range of stakeholders from the general public to government agencies and elected officials. TII also engages daily with land owners, business owners, local authorities, Road Safety Authority (RSA), National Transport Authority (NTA), An Garda Síochána and Emergency Service all working collaboratively to deliver on the safe and efficient development and use of our Luas and National Roads Network.