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Sunday 25 October 2015

Portuguese coast defence ship Vasco da Gama 1875-1935




Iron-hulled. Barque rigged. Laid down in 1875, launched at the shipyard if Thames Iron Works, England on 1 December 1876, completed in 1878 and sold to be broken up in 1935. Originally with a displacement of 2.384 tons were her dimensions 60,96 (between perpendiculars) x 12,19-14,17 (over battery) x 5,79 (maximum) metres or 200’ x 40-46’6” x 19’. Between 1900 and 1903 extensively rebuilt at Orlando Shipyard, Livorno, Italy by adding 32’6” to her length simply by cutting her hull in to two parts. Since then was her displacement 2.479-2.972 tons and the dimensions 65,837 (between perpendiculars)-70,86 x 12,192 x 5,460 (medium)-6,27 metres or 232’6” x 40’x 20’7”. During the rebuilding was also the 4-10” thick iron made armour belt renewed. Her battery was protected by 6-10” thick armour. The Humphry, Tenant and Co. engine delivered 3.625 hp allowing a trials speed of 13,5 knots. After 1903 was her maximum speed 15,5 knots. Maximum bunker capacity 300 ton coal. Her crew numbered 232 men. Her original armament consisted of 2-10.2”/26cm Krupp guns placed in a octagonal shaped casemate amidships, 1/2-10.2”/15cm Krupp gun(s) on her stern and 4-9pd Armstrong guns, after 1903 2-8” guns in sponsons, 1-5’.9” gun placed aft, 1-12pd gun, 4-9pd guns and 6-3pd guns.