这段不理解求翻译

lmw0320

Cargo piping, located below the main deck, may run from the tank it serves and penetrate tank bulkheads
or boundaries common to longitudinally or transversally adjacent cargo tanks, ballast tanks, empty tanks,
pump-rooms or cargo pump-rooms provided that inside the tank it serves it is fitted with a stop valve
operable from the weather deck and provided cargo compatibility is assured in the event of piping failure.
这段话啥意思？特别是最后一句 provided cargo compatibility is assured in the event of piping failure.
请高手指点下。

江海直达

Cargo piping, located below the main deck, may run from the tank it serves and penetrate tank bulkheads or boundaries common to longitudinally or transversally adjacent cargo tanks, ballast tanks, empty tanks, pump-rooms or cargo pump-rooms provided that inside the tank it serves it is fitted with a stop valve operable from the weather deck and provided cargo compatibility is assured in the event of piping failure. 这段话啥意思？特别是最后一句 provided cargo compatibility is assured in the event of piping failure. 请高手指点下。

provided cargo compatibility is assured in the event of piping failure.
假如在管路出现问题时能够保证货物的兼容性