No. 5 Group RAF effective squadrons of Bomber Command, personified by No 617 Squadron the "Dambusters", formed from 5 Group aircrew in March 1943. Most of the group's main airfields were around Lincoln, including RAF Scampton. By the end of the war the group had grown to 15 squadrons. The group was noted for its high accuracy bombing, being involved the sinking of the "Tirpitz" in November 1944 and the shattering of the strategic Bielefeld railway viaduct in March 1945. The Group introduced new weapons operationally, including Barnes Wallis's "bouncing" and his Tallboy and Grand Slam "earthquake" bombs. The group was disbanded on 15
RAF Marham tonnes of new asphalt. The resurfacing works were completed by June 2018. Project Anvil also includes construction of servicing platforms and refurbishment of hardened aircraft shelters (HAS). Facilities for the OCU are to be located between the No. 617 Squadron HAS site and Integrated Training Centre. RAF Marham is the 'parent' station of RAF Marham Royal Air Force Marham, or more simply RAF Marham , is a Royal Air Force station and military airbase near the village of Marham in the English county of Norfolk, East Anglia. It is home to No. 138 Expeditionary Air Wing (138 EAW) and, as