Originally Posted by
13901
- Piccadilly Line:
- No service between Rayners Lane and Uxbridge due to difficult track conditions caused by significant leaf fall. (not really related to LHR, but it's something that has consistently cracked me up over the years, I wonder how they manage in autumn in the taiga section of the Transsiberian!)
Keep in mind that there was still a train service between those stations on the Metropolitan Line, terminating the Piccadilly Line trains early allows them to increase the headways while they work to increase rail adhesion.