Status and Messages currently displayed on Variable Message Signs on the National Road Network.
Real-time data from TII's national network of 80+ weather stations. Includes air temperature, precipitation, wind speed & direction and Road Surface temperature. Information is updated at 5 minute intervals.
Real-time Travel Time estimates for major national routes on the national road network.
Network Safety Ranking is the process of using collision data to rank the safety of the national road network and to identify high collision locations. Collision data used for this process is collected by the Road Safety Authority, <a href="http://www.rsa.ie/RSA/Road-Safety/Our-Research/Collision-Statistics/Ireland-Road-Collisions/" target="_blank"> click here for the latest data map for Ireland</a>. …
For each record (about 5,500 in total and each represents about 1km of the network) the sinuosity is calculated. It is a ratio of the actual length over the shortest path defined by the start and end nodes of the 1 km section. Section with a Sinuosity value of below …