(Not to be confused with Doncaster International Railport.) Doncaster iPort or Doncaster Inland Port is an intermodal rail terminal; a Strategic Rail Freight Interchange, under construction in Rossington, Doncaster at junction 3 of the M18 motorway in England. It is to be connected to the rail network via the line of the former South Yorkshire Joint Railway, and from an extension of the former Rossington Colliery branch from the East Coast Main Line.