Ship Repair and Alteration

angle bar angle ring axis base batten bending bevel bilge bolts bottom brackets bulkhead butt joint butt straps camber cargo caulking center line center of thickness centimeters circle circumference coaming construction countersunk cubic centimeters cubic foot cubic inches curve deck beams denominator diameter distance divided doubler draw edge ellipse fitted fitter flange fraction frame frustum grommeted hatch hatchway holes improper fraction inner intersecting keel laps length line XY liners longitudinal marked method mold multiply number of equal oiltight outer parallel perpendicular piece pipe plank points pounds proper fraction punched radius rake repair yards right angles ring rivets rolled rudder seams shape SHEER LINE shell plating ship ship's shipfitter shown in Fig side space square stanchion stem stern stiffeners strake strike strips surface tank tank top template tool transverse triangle tube upper usually vertical vessel water line watertight weight welded wood