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Project 57
Information
Country United States
Test site NTS Area 13
Period 1957
Number of tests 1
Test type dry surface
Max. yield 0
Navigation
Previous test series Operation Redwing
Next test series Operation Plumbbob

Project 57 was an open-air nuclear test conducted by the United States at the Nellis Air Force Range in 1957, following Operation Redwing, and preceding Operation Plumbbob. The test area, also known as Area 13, was a 10 miles (16 km) by 16 miles (26 km) block of land abutting the northeast boundary of the Nevada National Security Site.

Project 57 was a combination safety test. The high explosives of a nuclear weapon were detonated asymmetrically to simulate an accidental detonation. The purpose of the test was to verify that no yield would result as well as study the extent of plutonium contamination.

The contaminated area was initially fenced off and the contaminated equipment buried in place. In 1981, the U.S. Department of Energy decontaminated and decommissioned the site. Hundreds of thousands of cubic yards of soil and debris were removed from Area 13 and disposed of in a waste facility at the Nevada Test Site.

United States' Project 57 series tests and detonations
Name Date time (UT) Local time zone Location Elevation + height Delivery
Purpose
Device Yield Fallout References Notes
1 April 24, 1957 14:27:?? PST (–8 hrs)
NTS Area 13 37°19′10″N 115°54′22″W / 37.31935°N 115.90608°W / 37.31935; -115.90608 (1) 1,400 m (4,600 ft) + 0 dry surface,
safety experiment
XW-25 no yield Contamination hazard test of the XW-25 air defense warhead; successful.

See also

Kids robot.svg In Spanish: Proyecto 57 para niños

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