Including sufficient information including any preliminary technical / survey work with a Screening request can help to avoid PEDW needing to request further information.
Gall cynnwys digon o wybodaeth, gan gynnwys unrhyw waith technegol / arolygu rhagarweiniol, gyda chais Sgrinio helpu i osgoi’r angen i PCAC ofyn am wybodaeth ychwanegol.