"Our information suggests that two two-inch blocks of wood were placed beneath the wheels of the trolley to stop it moving.BBC story
"Apparently loading had just commenced when the trolley crushed the wood and careered downhill."
Mr Crow said there had been claims the workers were not aware that there were colleagues on the line down hill.
"If this information is correct our members will be outraged at the cavalier, reckless and disjointed approach to safety management and safe ways of working on the railways," he said.
Oh Jesus Christ...I wonder whether this would have happened if the hand-back to Network Rail had already happened? Futile, I know, but it hardly smacks of railway expertise...