(1) A periodic survey shall be such as to ensure that the hull, boiler and other pressure vessels, the main and auxiliary machinery, electrical installations, radio installations, radio installations in motor life-boats, portable radio apparatus for survival craft, life-saving appliances, fire detecting and extinguishing appliances, pilot ladders, and other equipment of the ship, are in a satisfactory condition and fit for the service for which they are intended and that they comply with the requirements of the Safety Convention and any regulations made under section 257.