Cyfleuster Rheoli Ffiniau Mewndirol HMRC / HMRC Inland Border Facility, Parc Cybi, Caergybi / Holyhead
Barn sgrinio ar gyfer codi is-orsaf, ystafell switsys a lle i gadw generadur wrth gefn yn / Screening opinion for the erection of a sub-station, switchroom and standby generator compound at