Italian monitor Alfredo Cappellini
Alfredo Cappellini was an Italian monitor converted from the floating crane GA53 during World War I. She bombarded Austro-Hungarian positions during the Eleventh Battle of the Isonzo in 1917 before she lost in a storm off Ancona on 16 November 1917. Development and description
Alfredo Cappellini was built when Cannone navali da 381/40 guns from the s became available after their construction was suspended in 1916. Her guns were built by Ansaldo-Schneider and originally destined for the Francesco Morosini. Converted from the floating crane GA53, she displaced , with a length between perpendiculars of , a beam of  and a draft of . The ship was powered by one  vertical double-expansion steam engine. On sea trials the ship reached a maximum speed of , but her maximum speed in regular service was about . Her hull and gun turret were unarmored, but she was protected by two anti-torpedo nets. Her main guns could elevate 20° and her turret could traverse 30° to either side. They fired an  armor-piercing shell at a muzzle velocity of  to a range of  at maximum elevation. Service
Alfredo Cappellini was launched in 1916, even before the battleships were officially suspended, by the Orlando Shipyard, in Livorno, completed on 24 April 1917 and commissioned four days later. Her first action came during the Eleventh Battle of the Isonzo in August 1917. She, in company with the Italian monitor  and the British monitors  and , bombarded Austrian positions with little noticeable effect. She foundered in a storm off Ancona on 16 November 1917, with the loss of 69 of her 73 crew. References

Bibliography

External links
 Historical Ships Marina Militare website

World War I naval ships of Italy
1916 ships
Ships built in Livorno
Maritime incidents in 1917
World War I shipwrecks in the Adriatic Sea