From the thing to which the curious appearance of CSS Manassas became old and for which it pulled and the upper part of the ship is covered by the griddle of the boiler.
Although there is a 12-pound gun ahead towards as armaments, Ram serves as strongest armaments, it is a main attack means of this ship which is referred to as colliding with an enemy ship and sinking a partner, and it will call it Ironclad Ram.
This ship was completed in New Orleans before the outbreak of war of the Civil War.
Since it sortied on the night of October 12, 1861, it clashed against a Union Army warship Steam Screw Sloop "Richmond" and a sailing Sloop "Vincennes" while blocking this harbor from behind and both warships escaped sinking, the success in battle of making it run on a rock oneself was raised.
However, a Sidewheel Steam Frigate and USS Mississippi tried the Ram attack to April 24, 1862 and Mississippi which started the river going-up operation of Mississippi River for the New Orleans capture.
USS Mississippi also opposed, the collision was tried, and Manassas undertook the damage, it ran on a rock and was abandoned.