Keywords: NTS - Cylinders 2.jpg en This 20-foot cylinder was located 6 280 feet from the Encore ground zero in Area 5 of the Nevada Test Site <br/> Original caption <blockquote>Five 3/8-inch boiler plate cylinders were exposed to the Encore and Grable tests at two locations 3 927 and 4 818 feet from ground zero The large 20-foot cylinder was located 6 280 feet from ground zero Thirty air pressure and 10 strain gauges were placed on the cylinders Purpose was to gain knowledge of blast effects on cylindrical structures An overpressure reading of 4 6 pounds per square inch was recorded </blockquote> 1327 Federal Government of the United States PD-USGov Frenchman Flat Cylinders |