PIRL Systems - Global Safety Communications
Severe Weather Incident Management

GB: Network Rail MPV Train

Published: 17 Nov 2015

GB: Cleaning leaves on the line

University of Southampton

Published: 17 Nov 2015

Each autumn in the UK, trains are delayed or rescheduled because the wheels crush fallen leaves into a slippery dark layer that sticks to the rails but is slippery under the wheel, meaning trains cannot brake so effectively and so must travel more slowly.

GB: Why Do Leaves Cause Train Delays?

BBC Bang Goes The Theory: Series 8

Published: 09 Sep 2015

Liz Bonnin investigates why leaves on the track can actually slow a train down, be a serious danger and cause severe delays on trains.

GB: Delays explained: Leaves on the Line

Network Rail

Published: 10 Sep 2014

Fallen leaves stick to damp rails and passing trains compress them into a slippery layer that reduces grip.
Find out more, including how we're reducing delays caused by leaves at http://www.networkrail.co.uk/timetables-and-travel/delays-explained/leaves/

GB: Driving During Low Adhesion Conditions

British Rail 1995

Published: 09 Apr 2013