brynpoeth wrote:Coal or wood firing creates sparks, unfortunately there are lots of trees beside the line, oil firing is 'safer'
Long, dry grass would catch fire easier. If they managed it without trees they'd need regular mowing. I've been told that in the days of steam the rail companies did have mowing gangs (I'm prepared to be shot down as I've not read that!).
Of course there'd be fewer leaves on the line!