It was mounted on a center pintle, barbette carriage. In the late 1880s, the debate between barbette or turret mounts was finally settled. The 15-inch Rodman guns were mounted on both types of barbette carriage. The use of barbette mountings originated in ground fortifications. Krupp cannon, paired in the forward barbette. The forward oblique bulkheads connected the waterline and upper armour belts to the 'A' barbette. She mounted two submerged tubes for torpedoes, one on each side forward of 'A' barbette. A huge section of her side is missing, from the 'A' barbette to the foredeck. Above that were facilities for barbette guns and mortars. The armour of the barbette hoods had a thickness of . One NR-23 was mounted in a remotely-controlled Il-K10 tail barbette with 200 rounds. It extended from the rear of 'A' barbette to the centre of 'Y' barbette. Freeboard was only and the deck curved upwards to the gun barbette in the center. Oddly, it was reduced to abreast 'A' barbette. It extended from the forward to the rear barbette.