| 1890 |
First indications of preliminary design work on the railway |
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| 1898 |
Establishment of the Branch Line Company of Vidzeme |
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| Railway construction project approved, and construction work started |
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| 1902 |
Provisional opening to freight and passenger traffic |
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| 1903 |
Official opening for general useage |
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| 1916 |
Stukmane (Plavinas) - Gulbene line rebuilt to 1524mm gauge |
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| 1919 |
Railway used for the needs of the Estonian army |
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| 1920 |
Operations begun under the central administration of Latvian Railways |
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| Traffic resumed on the Vecgulbene - Aluksne line |
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| 1921 |
Entire line reopened for traffic |
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| 1927 |
Stations names changed: Stemere to Stameriena; Annasmuiza to Anna; Kalnamuiza to Kalniena and Ope to Ape |
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| 1928 |
Halt opened at Umernieki |
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| 1937 |
Umernieki station built |
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| 1939 |
Interchange established with broad-gauge line at Gulbene station |
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| 1945 |
Traffic resumed after repairs to war damage on the Gulbene - Ape |
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| 1958 |
Ape - Moniste line opened for traffic |
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| Use of
TU2 diesel locomotives begun |
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| 1963 |
Gulbene depot resumes servicing of rolling stock up to Valka |
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| 1970 |
Valga - Ape line closed to traffic |
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| 1973 |
Ape - Aluksne line closed to traffic |
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| 1984 |
Railway recognised as a cultural (technical) monument of local significance |
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| 1987 |
Passenger traffic temporarily suspended |
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| 3 new wagons built by the Demihova factory introduced |
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| 1988 |
2 new TU7A diesel locomotives introduced |
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| 1992 |
Freight traffic suspended |
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| 1997 |
The rolling stock of the Latvian Pioneer railway removed to Gulbene depot |
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| Letter of intent on co-operation to preserve the railway signed |
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| 1998 |
The Management Board of the state joint stock company "Latvijas Dzelzcels" passes a decision to sell the railway to local government |
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| The railway is recognised as a cultural (historic) monument of national significance |
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| 1999 |
The state begins subsidy payments for passenger traffic |
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| 2000 |
The first narrow-gauge railway festival in Latvia |
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| 2001 |
Founded the operator company SIA BO "Gulbenes - Aluksnes banitis" |
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| The company SIA BO "Gulbenes - Aluksnes banitis" becomes the member of FEDECRAIL |
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| The company SIA BO "Gulbenes - Aluksnes banitis" receives the licence approving the competence to manage the passenger traffic |
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| SIA BO "Gulbenes - Aluksnes banitis" receives the Safety certificate |
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| 2002 |
The company SIA BO "Gulbenes - Aluksnes banitis" begins the passenger traffic between Gulbene and Aluksne |
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