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Railway Construction, Maintenance, and Repair

Polarwerk OÜ is an Estonian company established in 2006, specializing in high-level railway construction, maintenance, and repair. We have successfully participated in the execution of technically complex railway infrastructure projects, providing reliable and high-quality solutions.

An aerial shot of heavy machinery at a construction site, including excavators and road rollers.

+20 years of experience

Golden sunset over railway tracks surrounded by lush greenery and mountains.
top 100 2025 est
Picture 1
Untitled design e1770978887912 1024x918

Projects

top 100 2025 est
Untitled design e1770978887912 1024x918
bvcer withoutqr iso 9001 e1770977856506 1024x378
Picture 1

Railways

Construction, Maintenance, and Repair

We carry out construction, reconstruction, and maintenance works for railway infrastructure, encompassing both the establishment of new railway facilities and the upgrading and upkeep of existing infrastructure. 


Silhouetted railroad tracks and utility poles against a vivid sunset sky.

Rental Services

Tramways

tram, tramway, railway, railroad, Belgrade, Sava Bridge, bridge, street, travel, traffic, urban, transport, tram, railway, Belgrade, Belgrade, Belgrade, Belgrade, Belgrade, street, street, travel, travel, traffic, transport

Construction, maintenance, and repair

We specialize in the construction, maintenance, and repair of tramways. We have also successfully participated in the execution of technically complex tramway infrastructure projects, providing reliable and high-quality solutions.

Concreting Works

We undertake concreting works for tramways. We install concrete and perform the necessary preparatory and post-installation works. We adhere to schedules and ensure a smooth workflow throughout the construction period.

Other Works and Services

Demolition and Crushing Works

We perform demolition and crushing works, including the dismantling and crushing of concrete structures, concrete sleepers, and various other facilities. We execute these works meticulously, adhering to safety requirements and ensuring a seamless operational process.

Equipment Rental

We rent equipment for construction and infrastructure projects, including excavators (e.g., rail-bound excavators), concrete crushing shears, and various excavator attachments for demolition, crushing, and construction works.

A foggy railway track stretches through a misty autumn landscape, lined with trees and gravel.

Rental Services

44 768x430

Track Mechanic

 Rental of railway track mechanics.

Volvo EC230 768x430

Volvo EC230
26T

Equipped with a 3D Leica system.
Rental price starting from 60eur/h.

Volvo EC240CL 768x430

Volvo EC240CL
24T

Rental price starting from 60eur/h.

Volvo EW160E 768x430

Volvo EW160E
16T

Equipped with railway wheels.
Rental price starting from 60eur/h.

Volvo EW140D 768x430

Volvo EW140D
14T

Equipped with railway wheels.
Rental price starting from 60eur/h.

Take a photo of the Doosan DX160W model and make sure the background is transparent. It is a wheeled excavator. 16 tons. Make the image 768x430 pixels, as per the model specifications.

Doosan DX160w
16T

Equipped with railway wheels.
Rental price starting from 60eur/h.

1870b376 2812 49b4 af8c b8029101b7f6

Demolition Shears

aff87e55 a49a 4ffa 88fe a79ac0e23834 683x1024

Rokson

Projects

JOB OPPORTUNITIES

Railway Track Worker

We are seeking new team members for railway and tramway construction, maintenance, and repair projects. We offer stable employment, competitive remuneration, and on-site training.

Excavator Operator

Operating an excavator on railway and infrastructure sites.                   We offer excellent remuneration, training, and opportunities for professional growth within an experienced team.

Banner ad 1024x573

Please feel free to contact us!

jaanu cropped processed by imagy 2

Jaan Sonberg

           +372 534 849 66             Jaan@polarwerk.ee


margu cropped processed by imagy 2

Margo Jäger

         +372 562 563 71            Margo@polarwerk.ee

This field is required.

Railways

Silhouetted railroad tracks and utility poles against a vivid sunset sky.

Construction, Maintenance, and Repair

  • We carry out construction, reconstruction, and maintenance works for railway infrastructure, encompassing both the establishment of new railway facilities and the upgrading and upkeep of existing infrastructure. 

Tramways

tram, tramway, railway, railroad, Belgrade, Sava Bridge, bridge, street, travel, traffic, urban, transport, tram, railway, Belgrade, Belgrade, Belgrade, Belgrade, Belgrade, street, street, travel, travel, traffic, transport

Construction, maintenance, and repair

  • We specialize in the construction, maintenance, and repair of tramways. We have also successfully participated in the execution of technically complex tramway infrastructure projects, providing reliable and high-quality solutions.

Concreting Works

  • We undertake tramway concreting works in accordance with project specifications. This includes concrete placement, as well as all necessary preparatory and post-installation tasks. We adhere to schedules and ensure a seamless workflow throughout the construction phase.

Other Works and Services

An aerial shot of heavy machinery at a construction site, including excavators and road rollers.

Demolition and Crushing Works

  • We perform demolition and crushing works, including the dismantling and crushing of concrete structures, concrete sleepers, and various other facilities. We execute these works meticulously, adhering to safety requirements and ensuring a seamless operational process.
 

Equipment Rental

  •  We rent equipment for construction and infrastructure projects, including excavators (e.g., rail-bound excavators), concrete crushing shears, and various excavator attachments for demolition, crushing, and construction works.

Rent

44 768x430

Track Mechanic

Railway Track Mechanic Rental. Rental price by agreement.
Volvo EC230 768x430

Volvo EC230
26T

Equipped with a 3D Leica system.
Rental price starting from 60eur/h.

Volvo EC240CL 768x430

Volvo EC240CL
24T

Rental price starting at 60 EUR/hour.

Volvo EW160E 768x430

Volvo EW160E
16T

Equipped with railway wheels.
Rental price starting from 60eur/h.

Volvo EW140D 768x430

Volvo EW140D
14T

Equipped with railway wheels.
Rental price starting from 60eur/h.

Take a photo of the Doosan DX160W model and make sure the background is transparent. It is a wheeled excavator. 16 tons. Make the image 768x430 pixels, as per the model specifications.

Doosan DX160w
16T

Equipped with railway wheels.
Rental price starting from 60eur/h.

1870b376 2812 49b4 af8c b8029101b7f6

Demolition Shears

aff87e55 a49a 4ffa 88fe a79ac0e23834 683x1024

Rokson

Career Opportunities

Banner ad 1024x573

Railway Worker

  • We are seeking new team members for railway and tramway construction, maintenance, and repair projects. We offer stable employment, competitive remuneration, and on-site training.

Excavator Operator

  • Operating excavators on railway and infrastructure projects. We offer competitive remuneration, training, and opportunities for professional growth within an experienced team.

Railway Construction, Maintenance, and Repair

Polarwerk OÜ is an Estonian company established in 2006, specializing in high-level railway construction, maintenance, and repair. We have successfully participated in the execution of technically complex railway infrastructure projects, providing reliable and high-quality solutions.

Golden sunset over railway tracks surrounded by lush greenery and mountains.
An aerial shot of heavy machinery at a construction site, including excavators and road rollers.

+20 years of experience

top 100 2025 est
ggggggg
Untitled design

Railways

Construction, Maintenance, and Repair

We carry out construction, reconstruction, and maintenance works for railway infrastructure, encompassing both the establishment of new railway facilities and the upgrading and upkeep of existing infrastructure. 

Silhouetted railroad tracks and utility poles against a vivid sunset sky.

Tramways

Dramatic railway scene at sunset with vibrant skies, leading lines, and industrial elements.

Construction, maintenance, and repair  

We specialize in the construction, maintenance, and repair of tramways. We have also successfully participated in the execution of technically complex tramway infrastructure projects, providing reliable and high-quality solutions.

Concreting Works

We undertake concreting works for tramways. We install concrete and perform the necessary preparatory and post-installation works. We adhere to schedules and ensure a smooth workflow throughout the construction period.

Other Works and Services

Demolition and Crushing Works

We perform demolition and crushing works, including the dismantling and crushing of concrete structures, concrete sleepers, and various other facilities. We execute these works meticulously, adhering to safety requirements and ensuring a seamless operational process.

Equipment Rental

Equipment Rental: We rent out machinery for construction and infrastructure projects, including excavators (both rail-mounted and conventional), concrete crushing shears, and various excavator attachments for demolition, crushing, and construction operations.

Detailed view of a railway track running through a steel bridge with intricate geometry.

RENTAL SERVICES

44

Track Mechanic

 Rental of railway track mechanics.

volvo ec230

Volvo EC230
26T

Equipped with a 3D Leica system.
Rental price starting from 60eur/h.

volvo ec240cl

Volvo EC240CL
24T

Rental price starting from 60eur/h.

volvo ew160e

Volvo EW160E
16T

Equipped with railway wheels.
Rental price starting from 60eur/h.

volvo ew140d

Volvo EW140D
14T

Equipped with railway wheels.
Rental price starting from 60eur/h.

doosan dx160w

Doosan DX160w
16T

Equipped with railway wheels.
Rental price starting from 60eur/h.

1870b376 2812 49b4 af8c b8029101b7f6

Demolition Shears

aff87e55 a49a 4ffa 88fe a79ac0e23834

Rokson

PROJECTS

JOB OPPORTUNITIES

Railway Track Worker

We are seeking new team members for railway and tramway construction, maintenance, and repair projects. We offer stable employment, competitive remuneration, and on-site training.

Excavator Operator (wheeled or tracked)

Operating excavators on railway and infrastructure projects. We offer competitive remuneration, training, and opportunities for professional growth within an experienced team.
Career Opportunities

Please feel free to contact us!

jaanu cropped processed by imagy 2

Jaan Sonberg

           +372 534 849 66             Jaan@polarwerk.ee


margu cropped processed by imagy 2

Margo Jäger

         +372 562 563 71            Margo@polarwerk.ee

This field is required.
screenshot 2026 02 13 at 12.20.53 removebg preview 2
Address

Ida-Viru County, Lüganuse Parish, Varja village, Sigvari, 43309

Email

margo@polarwerk.ee jaan@polarwerk.ee

Phone No.

+37253484966 +372 5625 6371

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