16-Inch 45-Caliber Gun
Mark 6 Mod 1, Serial No. 472, Bore-16", Length - 61'-4",
Weight-94 Ton, Breech O.D. - 45°, Loading Angle: 5°
Forged at Bethlehem Steel Co. - Bethlehem, PA.
Machined & Assembled at Naval Gun Factory - Washington, D.C.
Ballistics:
1325 Rounds of 16" Projectiles carried aboard USS South Dakota BB-57
2700 LB. Armor Piercing (AP MK. 8)
1900 LB. High Capacity (HC) MK. 13
Weight of full powder charge: 535 lbs.
Weight of reduced powder charge: 295 lbs.
Muzzle Velocity - AP projectile: 2300 FPS Full Chg/1800 FPS reduced Chg.
Muzzle Velocity - HC Projectile: - 2525 FPS Full Chg/2075 FPS reduced Chg.
Max. Range with AP projectile at 45° Elevation: 36,900 yds.
Max. Range with HC projectile at 45° Elevation: 37,075 yds.
A 2700 Lb. AP projectile will hit a target at a range
Of 20 miles after 898 seconds of flight time.
A 2700 Lb. AP projectile fired at a 90° angle to a target at a range of 9 miles will penetrate 20" armored steel.
A new barrel liner has to be installed after the firing of 395 rounds of full charge AP projectiles.
Topics. This memorial is listed in this topic list: War, World II.
Location. 43° 32.601′ N, 96° 45.811′
this page online
Regionally, this memorial is in East River. It is also in the American Midwest, in the Lewis & Clark Corridor, in the Corn Belt, on the prairies, and on the Northern Plains. Globally, it is in North America, the Western Hemisphere, the Western World, and the Anglosphere. Historically, it finds itself in what was once Ruperts Land and also the Louisiana Purchase.
Other nearby markers. At least 8 other markers are within walking distance of this marker: The Gun Barrel Story (here, next to this marker); 40mm Twin Mount AA Gun (within shouting distance of this marker); Port Hatch (within shouting distance of this marker); Bronze Propeller (within shouting distance of this marker); USS South Dakota Battleship Outline (within shouting distance of this marker); Battleship X (about 300 feet away, measured in a direct line); Mark 4 Fire Control Radar Director Antenna (about 300 feet away); Kiwanis Avenue (approx. 0.4 miles away). Touch for a list and map of all markers in Sioux Falls.
Credits. This page was last revised on March 2, 2020. It was originally submitted on March 1, 2020, by Ruth VanSteenwyk of Aberdeen, South Dakota. This page has been viewed 807 times since then and 66 times this year. Photos: 1, 2, 3. submitted on March 1, 2020, by Ruth VanSteenwyk of Aberdeen, South Dakota. 4. submitted on March 2, 2020. • Mark Hilton was the editor who published this page.
