三、HULL INSPECTIONThe surveyor should inspect all accessible parts of the hull and if he has any doubts aboutthe sections he cannot reach, he should arrange for a ladder or a mechanical hoist so thatthese areas can be properly inspected. If the vessel is over ten years old, it may also bebeneficial to do ultra sound thickness tests on portions of the deck to verify the platethickness.Areas that should be inspected include:a. External and internal shell plating (where visible)b. Decks, deck houses, superstructures and bulwarks/railsc. Hatch coaming, hatches (including seals and securing devices)d. Hold ladders, gangways and catwalkse. Hold and deck lightingf. All pipes (above and below deck)g. Ventilators, manholes and watertight doorsh. All holds/cargo tanks paying particular attention to beams and frames, bulkheadsi. Tanktopsj. Bilges and bilge suctionsk. Double bottoms and peak tanks（20 分）