ITV Cymru Wales' Political Editor Adrian Masters says that the Wales Office has been engaged with the Treasury for some time over plans for an M4 relief road and other upgrades.
He says that an announcement is hoped for in 'a couple of months.'
More top news
Swansea City's Jonjo Shelvey says he's very proud to be named part of Roy Hodgson's England squad and has targeted more caps in the future
Reading boss Jayne Ludlow has been named new Wales women's manager.
A retired chambermaid has become a millionaire. Mum-of-four Pauline Miller, 66, won £1m on the National Lottery