RAIB report into near miss with track workers and collision with a tree near Weston-Super-Mare

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RAIB report into near miss with track workers and collision with a tree near Weston-Super-Mare

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Site plan showing the track workers’ intent to rotate the tree to allow it to be dragged to the area where the embankment flattened (not to scale)
Site plan showing the track workers’ intent to rotate the tree // Credit: RAIB

The has issued its report into an incident in which a passenger train narrowly missed two track workers and struck a tree near Weston-super-Mare.

At around 13:10 on Friday, 14th January 2022, the 09:25 CrossCountry service from to was travelling at 95 mph when it narrowly missed two track workers and struck a tree which was foul of the line.

The incident occurred at Uphill Junction, approximately 2 miles southeast of Weston-super-Mare, between Highbridge & Burnham and .

The track workers were undertaking vegetation clearance, and had previously cut the tree down on the embankment next to the railway. However, the tree unexpectedly fell into the cess, and the workers immediately followed the tree down the embankment into the cess, intending to move it to a safe area away from the line.

Worle Junction collision 1
Still image taken from the train’s forward-facing CCTV showing the position of the track workers and the tree foul of the line shortly before the train struck the tree. Credit: CrossCountry.

Once they reached the cess, they were close to the adjacent open line, but without any protection from moving trains in place. While attempting to position the tree to allow for easier removal, they entered the space between the rails and pulled the tree across the open line.

The track workers became aware of the presence of the train after warnings were shouted by the Controller of Site Safety (COSS), who stated that he had been attempting to call the signaller when the train approached. The track workers moved to the cess and clear of the line approximately 2 seconds before the arrival of the train, which then struck the tree. Although the track workers were close to the tree at the time of collision, nobody was injured.

Worle Junction collision 2
Site plan showing the track workers’ intent to rotate the tree to allow it to be dragged to the area where the cutting flattened. Credit: RAIB.

After the train came to a stop, the driver contacted the signaller to report the incident. The driver then examined his train and discovered that it had sustained minor damage but was able to continue to the next planned stopping point, Bristol Temple Meads.

QTS Group were operating as ‘s principal contractor for a package of vegetation removal works in the Uphill Junction area. The track workers involved were undertaking de-vegetation work as part of this package.

The vegetation clearance required the team to work within the railway boundary adjacent to a line which was open. The area within 3 metres of the nearest running rail is classed as being ‘on or near the line’ by railway rules.

Under the planned safe system of work, staff were required to have a site warden in position when on or near the line to ensure they did not leave their site of work and get closer than 2 metres to the open line (the designated position of safety for lines on which trains can approach at 100 mph (160 km/h) or over).

The tree which was struck by the train was an ash between 3 and 4 metres tall, and was growing 3.2 metres away from the adjacent line. As such it was located within its own length from the nearest running rail and was defined as a ‘red’ category tree by the QTS ‘red, amber, green’ decision-making tool. This required the track workers to be directly supervised by a QTS supervisor when felling the tree.

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  1. From the photo the workers were at a safe distance from the track. Trees alongside the track should be dealt with long before they reach three metres high. Trackside vegetation has been neglected for much too long and now they can’t cope with it

  2. They were cutting a tree on a cutting slope. This is not an embankment. Embankment is a mound the train runs on top of.

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