Vivian Diving Centre, Unit 5-8, Padarn Country Park, Llanberis, Caernarfon, Gwynedd, LL55 4TY
Creu ardal eistedd â dec ar y safle i'w chreu o blatfform pren a bwrdd decio. Creation of decked seating area on site to be created from wooden platform and decking board.