508. Protection afforded to carrier.

The Hague-Visby Rules1 grant immunities2 or protection to the carrier in respect of much of his common law liability and confer on him certain rights, for example to limit his liability3 and to take steps to prevent damage occurring through the presence of dangerous goods among the cargo4. The carrier's right to claim the benefit of these immunities or exceptions is the converse of the duties imposed on him5 by the Rules. The carrier's duty to exercise due diligence before and at the beginning of the voyage6 is an overriding obligation, so that, if it is not fulfilled and