Tuesday 28th October 2025
Difficulty: Hard
Leaves on the line (#1,075)
Photo by Temo Morales (Unsplash)
1. What is the stopping distance for a train travelling at 80mph, under normal conditions?
2. Network Rail describe the effect of leaves on the line as being equivalent to... what?... on the roads?
3. In order to get rid of leaves on the line, Network Rail use leaf-busting trains, which spray the rails with a high-pressured water jet. They also apply a gel, containing a mix of sand and...what?
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