The Main South Line from Dunedin to Invercargill was built on the west side of the Mataura River north of Edendale, thereby leaving the small east bank town of Wyndham off the route.

[3] It adequately served the needs of the local community and provided access to markets before the establishment of a modern road network, but as the 20th century progressed, it began to lose money.

They were economic, consuming 18.8 litres per 100 km and capable of running at 48 km/h, a reasonable speed for rural branch lines at the time.

Despite that, they did not prove sufficiently successful: problems related to rough riding and overheating made them unpopular with the public and they were discarded in 1931.

[5] A 1930 commission of New Zealand's railway network recommended that passenger traffic be discontinued on the Wyndham Branch, as well as reducing staff and closing the locomotive depot.

In the tiny village of Glenham, the flat area of the yard remains, though it lacks any distinguishing features or railway remnants of note.