Gun Platform No. 1 - 1945

Gun Platform No. 1 - 1945 (HMZ45)

Location: San Diego, CA 92106 San Diego County
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Country: United States of America
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N 32° 44.188', W 117° 12.749'

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San Diego Naval Training Center

The two larger mounts are 5-inch 51 calibre guns which were found on older battleships. This gun was designed to engage surface craft, especially swift torpedo boats that were too fast to be tracked and destroyed by a battleship's large main guns. The large wheels on either side controlled the gun's horizontal and vertical direction. The weapon fired a fifty pound, 5-inch diameter shell and was propelled by a powder charge inside a separate silk bag. It had a range of 8 miles and a speed of more than 3,100 feet per second.

The single weapon with the elaborate mount is a 5-inch 38 calibre dual purpose gun. This lighter gun offered handiness in engaging aircraft targets with the same range and hitting power of a surface mount. It was widely used on destroyers, carriers, and the later cruiser and battleship designs. The weapon could throw its 55 pound shell nine miles when fired vertically with a velocity of 3,6oo feet per second.

Placed on the National Register of Historic Places by the United States Department of Interior
Details
HM NumberHMZ45
Tags
Placed BySan Diego Naval Training Center
Marker ConditionNo reports yet
Date Added Thursday, September 4th, 2014 at 2:08pm PDT -07:00
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Locationbig map
UTM (WGS84 Datum)11S E 480091 N 3622092
Decimal Degrees32.73646667, -117.21248333
Degrees and Decimal MinutesN 32° 44.188', W 117° 12.749'
Degrees, Minutes and Seconds32° 44' 11.28" N, 117° 12' 44.94" W
Driving DirectionsGoogle Maps
Area Code(s)619
Closest Postal AddressAt or near 2581-2669 Cushing Rd, San Diego CA 92106, US
Alternative Maps Google Maps, MapQuest, Bing Maps, Yahoo Maps, MSR Maps, OpenCycleMap, MyTopo Maps, OpenStreetMap

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