Fel rhan o'r camau nesaf hyn, cynhelir ymarfer caffael er mwyn penodi Cynghorwyr Technegol i ddatblygu'r cynllun cychwynnol ac i baratoi ar gyfer cyhoeddi Gorchmynion drafft a Datganiad Amgylcheddol.
As part of the next stages, a procurement exercise will take place to appoint Technical Advisors to develop the preliminary design and prepare for publication of draft Orders and an Environmental Statement.