stabling siding

English

stabling siding (plural stabling sidings)

(rail transport, Britain) A storage siding for rolling stock, in particular passenger trains not being used in service.
- 2020 May 20, Paul Bigland, “East London Line's renaissance”, in Rail, page 48:
  The area now has an even more impressive web of railway junctions and lines than ever - especially as new stabling sidings have been added to take the pressure of [sic] the cramped Overground depot site at New Cross, which is hemmed in between running lines ([...]).

storage siding