Plans of hercules steam tugboat are on high resolution tiff files. there are hull line plan, hull plating plan, deck plans and profile plans enough to build a model.. When the m60 motorway was constructed through chadderton, allowance was made for the canal and a new channel was constructed below the motorway construction.. Your agent will list the documents required from you. these will include:-passport details, boat registration details, fumigation certificate, black water certification for the boat (can be a statement from the skipper regarding presence of holding tank)..