Atomic Weapons Research Establishment. Orford ... - English Heritage
Atomic Weapons Research Establishment. Orford ... - English Heritage
Atomic Weapons Research Establishment. Orford ... - English Heritage
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Bomb Ballistics Building<br />
AREA/LOCATION: STRUCTURE No. H1 was 44<br />
DATE: 1933 NGR: TM 44553 49208<br />
ORIGINAL FUNCTION: Bomb Ballistics Building<br />
LATEST FUNCTION: Bomb Ballistics Building<br />
CONSTRUCTIONAL TYPE: Mass concrete/brick DIMENSIONS: 7.8m (25ft 7ins)x 3.98m<br />
(13ft)<br />
Height: 6.69m<br />
DOCUMENTARY REFERENCE: AWRE 1971 44 (Old BB); PSA 1973 Old Ballistics Buildings disused<br />
PHOTOGRAPHS: AA94/3750-3; AA94/3764<br />
RELATIONSHIPS WITH OTHER FEATURES:<br />
DESCRIPTION:<br />
The ground floor of the building is constructed from mass concrete with a single room, which<br />
is open to the north. Its door jambs are infilled with brick and probably originally held a double<br />
wooden door. Internally the upper storey is supported by two original RSJs and two<br />
modern galvanised steel portal frames, which have replaced two vertical I girder columns. At<br />
the top of the southwest corner is a single vent opening. On the floor of the bay are two<br />
large concrete plinths and on the walls the scars left by the removal of electrical equipment.<br />
Above this bay is a first floor brick built observation room. This is entered from a modern galvanised<br />
steel staircase leading to set of double wooden doors in its east wall. The stairs also give access<br />
to the roof observation platform. Its southeast corner is cut away and there is an angled wooden<br />
observation window. In the west wall is a steel framed window, perhaps dating to the 1950s, in its<br />
north wall is a 12 light metal framed window, both windows have concrete sills and lintels. On the<br />
ENGLISH HERITAGE<br />
AWRE ORFORDNESS