I would have thought that the operators of that train line know exactly what time anything that uses the line will be crossing that road for every minute of the day. The fact that two gigantic, expensive lumps need to use the crossing in a certain time period could have been worked out very easily.
"Oh you can't do it then because the 8.15 goods train to Outer Bumblefuck will be passing through then"
I would have thought that the operators of that train line know exactly what time anything that uses the line will be crossing that road for every minute of the day. The fact that two gigantic, expensive lumps need to use the crossing in a certain time period could have been worked out very easily.
"Oh you can't do it then because the 8.15 goods train to Outer Bumblefuck will be passing through then"