Tanker owner trade body says centre of strait will remain closed for ‘some time’, with vessels risking running aground by taking Omani route Tanker owner trade body says centre of strait will remain closed for ‘some time’, with vessels risking running aground by taking Omani route The centre of the strait of Hormuz is blocked with about 80 mines that will need clearing for normal shipping to resume, the independent tanker owner trade body has said. Several vessels began to exit the Gulf through