(2) The survey referred to in subsection (1) shall be such as to ensure that the general arrangement, material and scantlings of the hull, boilers and other pressure vessels, the main 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 fully comply with the requirements of the Safety Convention and with any regulations made under section 257.