Tis rather leisurely to Reading, (assuming you are referring to the 1500 ex
PAD» ) taking 10 minutes longer than a similar weekday service.
Track improvement work in the Paddington area. So probably means that some running lines will be closed or subject to
TSRs▸ .
From
FGW▸ Timetable Alterations page:
From approximately 1920 on Saturday 8 and all day Sunday 9 January 2011 most trains to and from London Paddington will be subject to alteration due to track improvement works in the London Paddington area.
Some services will not run and other services will be retimed.