English: Integrated Road Information System 
Welsh: System Wybodaeth Ffyrdd Integredig
Subject: Trafnidiaeth
English definition: IRIS. The Welsh Government’s collaboration with Transport Scotland in the procurement and management of an Integrated Road Information System (IRIS), has realised approximately 20% savings on historic system costs and has facilitated the sharing of best practice in the operation, maintenance and improvement of the two administration’s highway networks.
Welsh definition: Mae cydweithrediad Llywodraeth Cymru â Transport Scotland wrth gaffael a. rheoli’r System Wybodaeth Ffyrdd Integredig (IRIS) wedi sicrhau tua 20% o arbedion. ar gostau system hanesyddol ac wedi hwyluso rhannu’r arferion gorau wrth weithredu,. cynnal a chadw a gwella rhwydwaith priffyrdd y ddwy weinyddiaeth.