Get to know the historic dockyard structures that still exist immediately below the modern concrete surface. View the Great Dock, the slipways, the Great Basin and mast ponds via this National Maritime Museum link. You'll find this link to the scale model of the yard built in 1774 for George III very useful if you are intending to join the archaeology day on October 8th. If you believe that these structures should inform the redevelopment and not remain filled in and buried (preservation in situ' beneath new apartments then you must write to Lewisham Planning Department before September 27th 2011. The majority of these structures are in brick and stone. They are massive and monumental engineering structures not fragile archaeological remains. Similar docks at Chatham have been retained to enhance the setting of the development, create a sense of place and mark the history of the site.