Steam Locomotives in UK

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Heritage railways | Steaming Ahead; The strange appeal of slowness. Economist, Dec 21, 2013
www.economist.com/news/britain/2 ... ness-steaming-ahead
("Britain has fully 108 steam railways; the highest concentrations are in north Wales and the Midlands. * * * Some 18,500 people volunteer [a year] on steam railways, and the number is rising")

Note:
(a) Haywards Heath
en.wikipedia.org/wiki/Haywards_Heath
(a town in the county of West Essex; sectin 1 Etymology)

* The English surname was an "occupational name for an official who was responsible for protecting land or enclosed forest from damage by animals, poachers, or vandals, from Middle English hay ‘enclosure’ (see Hay 1) + ward ‘guardian.’"

(b) "A day at a steam railway is cheaper than taking a family to a theme park, points out Robin Jones, editor of Heritage Railway, one of several specialist magazines that report on extensions to lines and run features with titles like: 'LNWR Webb Coal Tank No 1054.' The lines evoke a nostalgia for the time when Britain was the world’s workshop."
(i) “that report on extensions to lines”

The clause means extensions to railroads, either at the end(s) or as a spur/ branch line(s).
(ii) LNWR Webb Coal Tank
en.wikipedia.org/wiki/LNWR_Webb_Coal_Tank
(designed and manufactured by FW Webb (Francis William Webb) for London and North Western Railway [1846-1922]; Build date: 1881-1897; Total produced 300; called "Coal Tanks" because they were a side tank [carrying water, not coal] version of Webb's standard 17 in [“cylinder diameter in inches”] Coal Engine [“called ‘Coal Engines’ because they were used for hauling coal trains”]; One Coal Tank number BR 58926, ex-LMS [London, Midland and Scottish Railway  (1923-1947)] 7799, originally LNWR 1054, has survived in preservation on the Keighley and Worth Valley Railway [1867-1962; preserved operations since 1962])

The two photos of this Wiki page shows No 1054.