Protected: HULL SURVEY – PRINCIPAL DIMENSIONS AND DISTORTION

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HULL SURVEY: FABRICATION & ASSEMBLY PROCEDURE

General Defects in construction usually cannot be detected after the fabrication and welding work has been finished. During in shop fabrication the precise accuracy of this process will govern the final accuracy of the assembly unit. The surveyor should engage in frequent patrol inspections, taking every possible opportunity available on the way to or from the block yard to carry out block inspections or from building berth for tightness tests etc. He has to pass the fabrication shops to see the prefabrication process such as surface treatment, marking, gas cutting, bending, bracket profile, build-up section, tack welding etc. When defects … Continue reading HULL SURVEY: FABRICATION & ASSEMBLY PROCEDURE