7.1 Deck,Unit 7 Major Structural Items,7.1 Decks 7.2 Bulkhead 7.3 Pillars 7.4 Fore End Construction,7.1 Decks 甲板,Introduction-Deck Function1. A solid working platform2. A Watertight top cover3. A considerable contribution to the strength,Introduction-Deck Plating,1.Thicknessstringer plate 甲板边板-thickerdeck plating along long openings- thickerdeck plating between hatches-thin2. Cambered weather deckone-fiftieth of the breath of the ship,Introduction-Deck Stiffening,Longitudinal Framingwith longitudinal and deep web transverses2. Transverse Framingdeck beam at every frame spacecontinuous longitudinal hatch girders,Introduction-Deck Framing Parts,Deck plating 甲板板 Deck longitudinal 甲板纵骨 Tipping bracket 防倾肘板 Flanged beam knee 折边梁肘板 Flat bar stiffener 扁钢（平板）加强筋 Facing flat 面板 Web 腹板（强肋骨） Web beam (deep plate web) 强横梁,7.1.1 Deck Beams and Transverse,Deck plating 甲板板 Deck longitudinal 甲板纵骨 Tipping bracket 防倾肘板 Flanged beam knee 折边梁肘板 Flat bar stiffener 扁钢加强筋 Facing flat 面板 Section at tripping bracket防倾肘板剖面 Web 腹板 Plate web 腹板,7.1.2 Deck Girder,Girder forms1. Symmetrical girdercenterline girder2. Unsymmetrical girder-part of a hatch coaming,7.1.2 Deck girders,Deck plating 甲板板 Deck beam甲板横梁 Girder 纵桁 Face flat 面板 Tipping bracket 防倾肘板,7.1.3 Hatch Coaming,Side coaming bracket 舱口边围板肘板 Ramp for hatch cover wheels 舱口盖滚轮斜导轨 Coaming corner bracket 围板角隅处肘板 Coaming stiffener 围板扶强材 Hatch girder 舱口纵桁 Hatch end beam 舱口端横梁 Tripping bracket 防倾肘板,Hatch Coaming,Hatch Coaming,Hatch Coamings,Coaming Bracket,Hatch Corner Gusset,Deck,Gusset plate,Hatch coaming 舱口围板 Gusset plate 菱形板（角撑板）,Hatch Corner Gusset,Hatch end beam 舱口端横梁 Hatch girder 舱口纵桁 Gusset plate 角撑板(菱形板),Gusset plate used in machinery space construction,7.2 Bulkhead (舱壁),7.2.1 Watertight Bulkhead7.2.2 Oiltight or Tank Bulkhead7.2.3 Non-watertight Bulkhead,7.2.1 Watertight Bulkhead,FunctionsSubdividing the ship (in case of flooding)Providing strength,7.2.1 Watertight Bulkhead,Testing of watertight bulkhead,Filling water Hosing downnot less than 2.5m above the highest point of the tank,7.2.3 Non-watertight bulkhead,Engine room casing bulkhead Accommodation partitions Store room divisions Wash bulkhead fitted in deep tanks Corrugated bulkhead,Corrugated water bulkhead,Corrugated water bulkhead,Wash Bulkhead 制荡舱壁,Within oil or water tankReduce surgeReduce the dynamic impact of the liquid on the surrounding structure,7.3 Pillars 支柱,Function (功能) Transferring loads Features（布置特点） Largely in compression Hold pillar are large and few In line below another Types （形式） Solid （实心） Hollow （空心）,Machinery Space Pillar,Pillar Head Connection,girder 纵桁 deck plating 甲板板 stiffener 扶强材 Bracket 肘板 Head plate顶端垫板 Pillar 支柱,Pillar Heel Connection,Pillar 支柱 Heel plate 底端垫板 Stiffener 扶强材 Girder 纵桁,7.4 Fore End Construction,7.4.1 Stem 艏柱 7.4.2 Panting Structure 抗抨击结构 7.4.3 Bulbous Bow 球鼻艏,7.4.2 Panting Structure,Side girder 甲板旁纵桁Deck center girder 甲板中纵桁Stringer 舷侧纵桁Frame 肋骨Bracket 肘板Washplate bulkhead制荡舱壁,7.4.2 Panting Structure,Frame 肋骨 Stringer 舷侧纵桁 Collision bulkhead 防撞舱壁 Panting beam 强胸横梁,7.4.3 Bulbous Bow,7.4.3 Bulbous Bow,Breasthook首柱水平肘板 vertical web 垂直腹板 stem casting 铸钢艏柱 Stinger 舷侧纵桁 Wash bulkhead 制荡舱壁,7.4.1Stem,Forecastle deck 艏楼甲板 Breasthook 艏柱水平肘板 Casting 铸钢 Plating 钢板艏柱,