Tower Bridge upper GALATEA romagic.co.uk- m L:84x16.7m (275x54ft+) Dep: Saturday 16th 16:pm Saturday 09 September 2023 Buoy-Laying vessel arrives in London on a sunny hazy day. Trinity House ships are used as supply tenders, maintain and repair navigation aids around our coastline. Tower Bridge lift was 10am and the ship moored along side the HMS BELFAST.