 Traffic Wales is the Welsh Government 's traffic information service , it is a partnership between the Welsh Government , the two Trunk Road Agents ( South Wales TRA / Norh & Mid Wales TRA ) and the WTTC consultancy Amey . In South Wales the service is managed from the South Wales Traffic Management Centre , also home to INRIX Media 's studio , providing live travel information for the media . The Traffic Wales website has five live traffic webcams on the Capel Llanilltern – Culverhouse Cross Link Road ( Trunk Road ) and the images are updated every 5 minutes . Traffic Wales also operates a Traffic Information Hotline , motorists can use this telephone service by dialling an 0845 number , which gives up to date traffic information and travel advice . 
