Škirotava is a railway station on the Riga - Daugavpils line of the Latvian Railway.
In 1976, according to the Lengiprotrans project, a rest house for locomotive crews with 96 sleeping places was built at the station.
Imanta is a residential area in the western part of Riga, located on the left bank of the Daugava River.
In 1991, by order of the Riga City Administration, Lengiprotrans developed a project for the integrated automation of heat supply and heat consumption in the district at 45 Gcal / h.
Ventspils is a deep-water ice-free port on the Baltic Sea coast in Latvia. Port terminals handle oil products, liquid chemical products, coal, metal, minerals, timber, grain, containers and other cargo.
In the period 1976-1985, Lengiprotrans developed a project for the external railway transport of the Ventspils Port Plant. In particular, at the Ventspils station, the development of the railway fleet and electrical interlocking were planned.
The Riga - Tukums railway line is a section of the Tornakalns - Tukums II electrified line in Latvia.
In the period 1976–1980, Lengiprotrans developed a project for transferring the Riga - Tukums electrified section to telecontrol. The same work was carried out on the Riga-Jelgava section.
Telecontrol devices included:
• telemechanics dispatch center;
• executive points;
• relay devices;
• communication devices.
Bolderaja II is a sorting railway station in Riga, on the Zasulauks - Bolderaja line of the Latvian Railway. Here the sorting of freight cars is carried out in the directions to Bolderaja, Daugavgriva and to the island of Krievu.
The project for the construction of the Bolderaja II station with a connecting track leading to the terminals of Krievu Island was developed by Lengiprotrans in 2013–2014. Thanks to the transfer of cargo terminals from Andrejsala and Eksportosta to the island of Krievu, the center of the Latvian capital was freed from cargo handling operations.
Riga railway junction is the main railway junction in Latvia, connecting the railway with the seaport on the Baltic coast. The most intensive traffic is carried out in the following directions: Riga - Tukums, Riga - Jelgava, Riga - Aizkraukle, Riga - Sigulda.
Railway line Skriveri - Krustpils - section of the line Riga - Krustpils of the Latvian Railway.
In 2010–2015, Lengiprotrans developed a project for the second main tracks on the Skriveri - Krustpils section in order to increase the transportation of export-import cargo through the Riga Sea Port.
The Bologoye - Riga railway line is the main direction of the meridional route associated with the delivery of goods to the seaport of the city of Riga.
In the period 1951-1955, Lengiprotrans developed a project for the second tracks on the site. More than 260 km out of 619 km of the route passed through the territory of Latvia.
Riga railway junction is the main railway junction in Latvia, connecting the railway with the commercial sea port on the Baltic coast. The most intensive traffic is carried out in the following directions: Riga - Tukums, Riga - Jelgava, Riga - Aizkraukle, Riga - Sigulda.
During the Soviet period Lengiprotrans participated in the design, development and reconstruction of the stations of the Riga railway junction. In 1986-1990, the institute developed a project for the modernization of communication devices in the Riga node. The cable line was designed.
Riga-Precu II is a railway station on the Riga-Ergli line in Latvia. Here, work is carried out with freight trains and long-term storage wagons.
In Soviet times, the station was equipped to organize centralized deliveries of goods to warehouses. In the period 1981-1985, Lengiprotrans designed the following facilities at the station:
• overhaul of the internal hangar warehouse system: hangar warehouse building and fire-fighting water supply pumping station;
• cargo yard for 3 million tons per year.
