Railway engineer, writer and host of #Railnatter podcast has recently published How the railways will fix the future (details below)
Interestingly for the issues that are so pressing at Chinley, Gareth Dennis is also co-founder of the Campaign for Level Boarding.
This campaign describes its aims as follows:
"The Campaign for Level Boarding is an unofficial network of disabled rail users, railway engineers and other industry professionals, seeking to use their combined experience and knowledge to revolutionise rail travel and improve safety for everyone.
The key asks of the campaign are to:

How the railways will fix the future, Gareth Dennis, published by Repeater; 1st edition 12/11/2024, ISBN-10 : 1915672481 (Amazon review here)
#Railnatter details here