A £48m project to replace the Loughor Viaduct and upgrade the rail infrastructure between Swansea and Gowerton is one of the improvement schemes currently underway.
More top news
A cold night but temperatures remain above zero
Watch our report on events held to mark 'White Ribbon Day' - and access information and advice on domestic abuse and how to get help.
The two projects going head-to-head today are ABC, 123, Ti a Fi and Flintshire Fellas.