A sight soon to disappear from the Great Western Mainline. 66172 Paul Melleney passes Bourton on 1 March 2012 with the 4D12 12:52 Didcot Power Station to Avonmouth coal empties. The coal fired Didcot 'A' power station is due to close in 2015, which will see the end of these trains. Initially fuel for Didcot principally originated from the Midlands coalfields, but since the 1990s it has been mainly supplied with imported coal from Avonmouth.