Guardrails have been installed at some locations to prevent access to any areas of the site that we have deemed as dangerous or to prevent falls in specific areas.
Mae rheiliau gwarchod wedi'u gosod i atal mynediad i unrhyw rannau o'r safle yr ydym wedi barnu eu bod yn beryglus neu i atal pobl rhag cwympo mewn ardaloedd penodol.