Near Charleston in Charleston County, South Carolina — The American South (South Atlantic)

Mining Casemate

Photographed by Craig Swain, May 3, 2010

1. Mining Casemate Marker

Inscription. This concrete casemate was added to the fort in 1891. It was was the control room for an electrically operated minefield, which was placed in the main shipping channel to prevent the entrance of enemy vessels into the harbor. Long cables connected the mines to an electrical panel mounted inside. On orders from the observation officers, any number of the powerful mines could be detonated.

Erected by Fort Sumter National Monument, South Carolina - National Park Service - U.S. Department of the Interior.

Topics. This historical marker is listed in these topic lists: Forts and Castles • Military. A significant historical month for this entry is July 1891.

Location. 32° 45.158′ N, 79° 52.502′ W. Marker is near Charleston, South Carolina, in Charleston County. It can be reached from Fort Sumter Ferry Terminal. Marker is located at Fort Sumter National Monument and only reached by boat. See links below for more information about access to the site. Touch for map. Marker is in this post office area: Charleston SC 29412, United States of America. Touch for directions.

Regionally, this marker is in Historic Charleston

and in the Lowcountry.

It is also in the American South

and specifically in the Deep South.

Globally, it is in the North Atlantic Region,

North America,

the Western Hemisphere,

the Western World,

and the Anglosphere.

Historically, it finds itself in what was once the territory of the Mississippian Culture,

one of the original Thirteen Colonies,

one of the Confederate States of America,

and the Antebellum South.

Other nearby markers. At least 8 other markers are within walking distance of this marker: 42-Pounder, Banded and Rifled (a few steps from this marker); Holding the Fort (a few steps from this marker); Arming the Fort (a few steps from this marker); 15-Inch Rodman

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(a few steps from this marker); Casemates and Cannon (a few steps from this marker); 8-Inch Columbiad (a few steps from this marker); Fort Sumter Today (within shouting distance of this marker); Fort Sumter 1861-65 (within shouting distance of this marker). Touch for a list and map of all markers in Charleston.

Door to Mining Casemate image. Click for full size.

Photographed by Craig Swain, May 3, 2010

2. Door to Mining Casemate

Mining Casemate image. Click for full size.

Photographed by Craig Swain, May 3, 2010

3. Mining Casemate

Credits. This page was last revised on January 4, 2026. It was originally submitted on May 20, 2010, by Craig Swain of Leesburg, Virginia. This page has been viewed 981 times since then and 29 times this year. Photos: 1, 2, 3. submitted on May 20, 2010, by Craig Swain of Leesburg, Virginia.