File:Frenchman Flat Underground Garage 008.jpg
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DescriptionFrenchman Flat Underground Garage 008.jpg | PLUMBBOB - 1957 - NEVADA TEST SITE -- The underground chamber of a dual purpose structure, designed by Amman & Whitney Consulting Engineers as a part of FCDA's participation in the Civil Effects Test Group program, was undamaged by a recent atomic detonation. The huge room, about 90 ft. square, can be used either as an underground garage or as a mass shelter. 2 of the 3 rows of massive columns which support a reinforced concrete roof slab 2' 6' thick are shown. Radiation dosimeters have been removed from the interior. The structure is designed to be expanded to any desired size. | ||||
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Author | National Nuclear Security Administration / Nevada Site Office | ||||
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 00:52, 3 September 2012 | 1,429 × 1,137 (302 KB) | Bomazi (talk | contribs) | {{Information |Description=PLUMBBOB - 1957 - NEVADA TEST SITE -- A full-size steel door, designed as closure for a dome-type shelter of about 1 50 ft. diameter, will be tested for 35 pounds per square inch side-on overpressure. The prototype door, s... |
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- File:NNSA-NSO-557.jpg (file redirect)