In 2005, the Rail Control Center in Landquart assumed the former tasks of the remote monitoring station at Filisur.
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The Albula Railway begins in Thusis, where it connects with the Landquart - Chur railway, built in 1896.
Fed by Flüelabach, Totalpbach and other mountain creeks, the lake is used as a hydropower reservoir, its water no longer flows to the Landwasser River but is channeled into the Landquart river at Klosters.
In the same year, 1920, Santa Matilde sold both locomotives to the railway company Rede Sul Mineira de Viação (SM), located in the south of the Brazilian federal state of Minas Gerais, where they were reclassified as type 2-4-4-0T, and given operating numbers 241 (serial no 1613) and 242 (serial no 1614), respectively.
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In 1937–1938, locomotive 242 (serial no 1614) was rebuilt as a 2-4-4-0 tender locomotive at the SM workshop in Divinópolis, MG.
Instead, the company began to modernise the BB's existing rolling stock, using its own workshops at Landquart and Poschiavo.
They are used mainly on Rhaetian Railway routes with steep inclines: the Arosa line, the Bernina Railway, and the route from Landquart to Davos.
Ge 2/4 no. 222 from the second batch of rebuilds is the fourth preserved example of the class; it is based in Landquart, and is to be placed into service on the Rhaetian Railway as a heritage locomotive.
Far more known than its proper name Igis is its hamlet Landquart, for its Rail Station and motorway exit.