french battleship second ship class battleships dreadnoughts built french_navy completed world war naval building programme spent war mediterranean helped sink austro hungarian protected cruiser august spent rest providing gunfire support torpedoed submarine december compartments flooded able steam malta repairs required half months return spent remainder war participating adriatic end world war sister ship france sent black_sea support allied troops allied intervention russian civil war crew sympathy mutiny returned mediterranean partially modernized twice 1920s deemed poor condition refitted 1930s renamed disarmed harbour training ship toulon germans captured intact occupied toulon testing large shaped charge sunk allied bombing raised scrapped description metres long overall beam metres load draft metres bow displaced tonnes long tons standard load tonnes long tons load proved wet service bow heavy superimposed turrets forward propellers powered parsons direct drive steam turbines rated shaft horsepower belleville water tube boilers provided steam turbines boilers coal burning auxiliary oil designed speed knots mph carried long tons coal long tons oil steam nautical miles speed knots mph main armament consisted millimetre calibre guns mounted twin gun turrets turrets superimposed fore aft flank ship anti torpedo boat defence carried millimetre guns mounted casemates millimetre modèle hotchkiss guns fitted beam armed millimetre submerged torpedo tubes torpedoes waterline armoured belt extended waterline french concerned protection underwater hits main armour thinner british german counterparts covered area millimetres thick fore aft turrets tapered bow stern extended metres normal waterline main belt belt thick covered sides secondary armament forecastle deck metres deep fore aft turrets conning tower armour thick main gun turrets millimetres armour faces millimetres sides roofs millimetres thick barbettes millimetres armour anti torpedo bulkhead longitudinal bulkhead abreast machinery spaces coal bunker left void career built brest keel laid october launched september completed november finished trials world war began following year escorted france carrying president state visit saint_petersburg russia july returning russia world war began france encountering german ships shortly start war commander allied naval forces mediterranean decided sweep adriatic surprise austrian vessels enforcing blockade montenegro anglo french force included succeeded cutting sinking austro hungarian protected cruiser engagement august accompanying destroyer managed escape spent rest providing gunfire support torpedoed submarine december torpedo struck wine store forward magazine able steam malta repairs required half months attack forced battleships fall malta french occupied neutral greek island ships moved forward activities limited crews man anti submarine ships served greece end war fitted seven millimetre anti aircraft guns single mounts guns adaptations famous french field gun april helping defend advancing crew france mutiny collapsed vice admiral agreed meet main demand ships home crewmen sentenced prison terms return sentences bargain prime minister parties left ship returned toulon received october january included replacing set boilers oil fired boilers forward funnels increasing maximum elevation main armament removal bow armour installation fire control director metres rangefinder atop new foremast replacement guns guns millimetre machine guns refitted august september extensive earlier refit set boilers converted oil firing direct drive cruising turbines replaced geared turbines fire control systems upgraded large cruiser type fire control director added atop foremast coincidence rangefinder metre stereo rangefinder rangefinder conning tower replaced unit carrying rangefinder added armoured hood main mast directors secondary guns added navigation bridge metre coincidence rangefinder metres rangefinder added roof turret second bow guns exchanged guns provided metre unit conning tower turret aft superstructure condition poor thought worth expense refit like sisters given disarmed harbour training ship renamed year free use new class battleship constructed new captured intact germans november day scuttled germans experiments large shaped charge delivered composite aircraft sunk allied aircraft later raised scrapping beginning december
French battleship Jean Bart (1911)