- Road Closures #IMDUBLIN703 IRONMAN 70.3 Triathlon is coming to Dublin on Sunday 14th August 2016. For the second year in a row, over 2,000 athletes will be tackling the iconic Dublin route. The event incorporates a 1.2 mile swim, followed by a 56 mile bike ride and then a 13.1 mile half-marathon all as one race. The swim takes place in Scotsman’s Bay (Dún Laoghaire), … [Read more...] about Countdown to Global Sporting Event – IRONMAN 70.3 Dublin