They'll think you have to pay them money, or head back to Leigh ...
More seriously, contact them directly and ask. Closed with a review next week is slightly better than a review in a fortnight like the rest of the L&L got again, but you really don't want to be banned from the Bridgewater if you're trying to head for Marple.
Your only other option at the moment would be the Manchester Ship Canal from Pomona Lock to Ellesmere Port. This involves an approved surveyor, lots of paperwork, payment, and scheduling with three different organisations.