A joint venture was established in 2019 between Welsh Government and both Powys and Neath Port Talbot councils to support project development and delivery.
Mae 'Pontio i Fasnachfreinio', dan arweiniad Trafnidiaeth Cymru, awdurdodau lleol Canolbarth Cymru a'r Cyd-bwyllgor Corfforedig, wedi dechrau gyda'r bwriad o ddyfarnu contractau eleni.