33 cargo tanks. 11 wings could be used as bunker tanks for going around the Cape. we did it without using 11 wings run out of fuel while berthing isle of grain . great sea ship. very fast could do 22 kts but vibration was huge. Spanish windless on the bridge between the telegraph radar and steering gear.Three cape trips = one contract every time in the isle of grain would go the buoys for 48 hours. this meant breaking the anchor cable open hard work.