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Belvi Ltd - Blagoevgrad, Bulgaria > Blog > Power Lines

20 kV Power Lines

BELVI has experience of many years regarding the construction of power lines of 20 kV. We have a team of engineers and leaders for the carrying out of all kind of activities – construction of new overhead lines and repair of existing overhead lines, as well as cabling of parts of power lines.

Here are some of our projects

  • Reconstruction of 20 kV Predel overhead line
  • Construction of a 20 kV overhead line deviation and a pole power substation in the village of Logodazh
  • Reconstruction of 20 kV Tunela overhead line
  • Construction of a 20 kV overhead line for Krinets dam
  • Construction of a 20 kV overhead line for Kalinkite dam
  • Construction of a 20 kV overhead line for Retizhe hydroelectric station
  • Construction of a 20 kV overhead line for the hydroelectric station in the village of Vlahi
  • Reconstruction of a 20 kV overhead line for Girchevtsi substation
  • Construction of a 20 kV overhead line for Gyueshevo railway station
  • Construction of a 20 kV overhead line and pole power substation for Miovo quarter, village of Bistritsa, municipality of Blagoevgrad
  • Construction of a 20 kV overhead line and pole power substation for Vlahovtsi quarter, village of Bistritsa, municipality of Blagoevgrad
  • Construction of a 20 kV overhead line and low-voltage networks in the town of Kocherinovo
  • Reconstruction of a 20 kV overhead line in the area of Dupnitsa – Kulata railway
  • Reconstruction of a 20 kV overhead line and low-voltage networks of E 79, the area between Daskalovo and Dupnitsa
  • Reconstruction of a 20 kV overhead line in the area of Ihtiman ring road
  • Reconstruction of a 20 kV overhead line for Elprom JSC, town of Varna
  • Construction of a 20 kV overhead line for a deviation of power substation in the village of Rasnik, municipality of Pernik
  • Construction of a 20 kV overhead line for a deviation in the village of Kralev dol, munipality of Pernik
  • Construction of a 20 kV overhead line for the village of Kremen, municipality of Gotse Delchev
  • Reconstruction of a 20 kV overhead line for the village of Obidim, municipality of Gotse Delchev
  • Reconstruction of 20 kV Ortsevo overhead line
  • Reconstruction of 20 kV Rozhen overhead line
  • Reconstructions of a 20 kV overhead line in the area of Struma LOT 2 highway
  • Reconstruction of a 20 kV overhead line in the area of Struma LOT 3.3 highway
  • Reconstruction of a 20 kV overhead line in the area of Struma LOT 4 highway
  • Reconstruction of a 20 kV overhead line in the area of Trakiya LOT 3 highway
  • Reconstruction of a 20 kV overhead line Ajdarovo
  • Reconstruction of a 20 kV overhead line Kolarov 1 and Kolarov 2

110 kV Power Lines

The projects include the construction of new power lines and reconstruction of existing power lines. Planned, running and periodic repairs. Provision of dimensions, displacements and reconstructions connected with newly constructed infrastructure sites.

Here are some of our projects

  • Construction of a 110 kV deviation for Union Menier, town of Pirdop
  • Reconstruction of a 110 kV overhead line in the area of Dupnitsa – Kulata railway
  • Construction of deviations of a 110 kV overhead line for Simitli traction substation – Dupnitsa-Kulata railway
  • Construction of deviations of a 110 kV overhead line for General Todorov traction substation – Dupnitsa-Kulata railway
  • Emergency repair of pole No. 40 – 110 kV Mesta overhead line
  • Changing of а lightning protection rope, lightning conductors and grounding elements of 110 kV Yundola overhead line
  • Changing of a lightning protection rope, lightning conductors and grounding elements of 110 kV Orbel overhead line
  • Changing of a lightning protection rope and repair of grounding elements of 110 kV Gergana overhead line
  • Changing of a lightning protection rope and repair of grounding elements of 110 kV Hrebet-Lesnovo overhead line
  • Changing of a lightning protection rope and repair of grounding elements of 110 kV Varovik overhead line
  • Changing of a lightning protection rope, lightning conductors and grounding elements of 110 kV Bachinovo-Ilinden overhead line
  • Changing of a lightning protection rope, lightning conductors and grounding elements of 110 kV Paskal-Murgana overhead line
  • Reconstruction of 110 kV Buchino overhead line in the area of Lyulin highway
  • Reconstruction of 110 kV Panorama overhead line in the area of Lyulin highway
  • Reconstruction of 110 kV Bankya overhead line in the area of Lyulin highway
  • Reconstruction of 110 kV Tintyava-Salzitsa overhead line in the area of Sofia ring road
  • Repair of foundations of 110 kV Gyueshevo overhead line
  • Lifting of poles for the purpose the necessary dimensions to be ensured of 110 kV Kadin most overhead line
  • Reconstruction of 110 kV Balanovo overhead line in the area of Struma LOT 2 highway
  • Installation and setting upright of poles of 110 kV Sokol overhead line
  • Reconstruction of 110 kV Balanovo overhead line
  • Separation of 110 kV Radilovo overhead line in Peshtera substation
  • Provision of necessary dimensions for span 74-75 of 110 kV Nevrokop overhead line
  • Changing of lightning protection rope with OPGW of 110 kV Orel overhead line
  • Replacing the lighting protection conductor of 110 kV overhead lines Belmeken-Semchinovo and Klisura-Semcinovo
  • Reconstruction of 110 kV overhead line Galabets
  • Emergency repairs of 110 kV overhead line Yadenitsa – Rakovitsa
  • Replacing the lighting protection conductor with OPGW of 110 kV overhead line Smilovo
  • Replacing the lighting protection conductor with OPGW of 110 kV overhead line Burja – Chardafon
  • Replacing the lighting protection conductor with OPGW of 110 kV overhead line Doganovo – Dabrava
  • Replacing the lighting protection conductor with OPGW of 110 kV overhead line Dragor-Dospevki
  • Reconstruction of 110 kV overhead line property of Kremikovtsi
  • Reconstruction of 110 kV overhead line Dimitar Ganev

220 kV Power Lines

BELVI has rich experience regarding the construction of new 220 kV power lines and the reconstruction of already existing and similar power lines, as well as regarding planned, current and periodic repairs, provision of necessary dimensions, displacements and reconstructions connected with newly built infrastructure sites.

Here are some of our projects

  • Changing of a lightning protection rope of 220 kV Rila 1 and Rila 2 overhead line
  • Reconstruction of 220 kV Zhiten-Struma overhead line in the area of Lyulin highway
  • Reconstruction of 220 kV Pancharevo-Darvenitsa overhead line in the area of Sofia ring road
  • Reconstruction of 220 kV Hemus-Stara Planina overhead line in the area of Trakiya LOT 3 highway
  • Replacing the lighting protection conductor with OPGW of 220 kV overhead line Kumanitsa

400 kV Power Lines

BELVI is one of the few companies in Bulgaria which has the necessary qualified engineers, fitters and specialized equipment for the construction and repair of 440 kV power lines. We carry out all the activities – from designing to construction and putting into operation.

Here are some of our projects

  • Dismantling, delivery and installation of grounding elements of 400 kV Pirin overhead line
  • Emergency changing of a lightning protection rope of 400 kV Pirin overhead line
  • Changing of insulator chains of 400 kV Pirin overhead line
  • Installation of line surge arresters of 400 kV Pirin overhead line
  • Installation of counterweights of 400 kV Pirin overhead line
  • Changing of insulation elements of 400 kV Lyulin-Rudartsi overhead line
  • Construction of foundations, installation and setting upright of poles of 400 kV Ruen overhead line
  • Construction of new 400 kV overhead line Maritsa East – Burgas between pole 309-319 and 330-340
  • Construction of new 400 kV overhead line Maritsa East – Nea Santi between pole 234-254