In 1976-1980, Lengiprotrans developed a project for laying cable communication lines on the Pärnu Gruzovaya - Pärnu-Passenger section in Estonia.
In the 1970s, Lengiprotrans prepared a project for electrical interlocking at Liiva station for 30 switches. A compressor station and a transformer substation were designed at the station.
Tallinn is a passenger railway station in the capital of Estonia. The directions Narva - Tallinn, Tallinn - Viljandi pass through it.
In the 1980s, Lengiprotrans developed a project to modernize the station's electrical interlocking devices for 42 turnouts. This contributed to ensuring a high level of train traffic safety, increasing the capacity of the station, strengthening power supply devices and improving the quality of staff work.
In 1950-1970s "Lengiprotrans" developed a project for a signaling and communication device at the Tapa station in Estonia. Electrical interlocking of arrows and signals was installed.
In 1950-1970s Lengiprotrans developed a design for a signaling and communication device at the Tallinn station in Estonia. Electrical interlocking of arrows and signals was installed.
In 1989, Lengiprotrans prepared a project for the reconstruction of a contact network on the Buslova - State Border stretch in the area of the state border with Finland.
In the 1980s Lengiprotrans developed the project of the Tartus-Latakia railway line in the Syrian Arab Republic for the operational connection of two ports on the Mediterranean Sea.
The Institute has designed the electrical interlocking of the Assen junction as part of the equipment of the Tartus-Latakia line with signaling and communication devices.
In the 1980s Lengiprotrans developed the project of the Tartus-Latakia railway line in the Syrian Arab Republic for the operational connection of two ports on the Mediterranean Sea.
The Institute has designed the electrical interlocking of the Banias junction within the equipment of the Tartus-Latakia line with signaling and communication devices.
In the 1980s Lengiprotrans developed the project of the Tartus-Latakia railway line in the Syrian Arab Republic for the operational connection of two ports on the Mediterranean Sea.
The Institute has designed the electrical interlocking of the Markia junction within the equipment of the Tartus-Latakia line with signaling and communication devices.
For a long time Lengiprotrans has been developing and improving the railway network in Lithuania. In the period 1946-1955, the institute designed route control devices at 15 stations of the Lithuanian railway.
