SS5035 : Heanton Punchardon: towards Chivenor airfieldDuring the 1960s RAF Chivenor (as it then was) was home to 229 Squadron OCU (Operational Conversion Unit) flying Hawker Hunter jet aircraft. Newly qualified pilots were given weapons training at the air-to-ground firing range at Castle Martin, Pembrokeshire, a short hop across the Bristol Channel from their base at Chivenor.