Projects
Recent Projects
Construction of DK51 in Olsztyn, from the intersection of Towarowa Street with Loenharda Street to the Wschód interchange (S51).
Project type: Microtunnelling – GRP 1600/1720 mm
Lenght [m]: 1600/1720 – 72 m
Date of execution: 2017
Construction of Independence Route in Białystok - Stage III: Construction of I.J. Paderewski Avenue in Białystok within the boundaries of the voivodeship road No. 669 from Independence Avenue to voivodeship road No. 678, including construction and reconstruction of technical infrastructure.
Scope of work: Microtunneling under RCP tracks, DN 1200–DN 1600 mm
Length [m]: 1200/1490 – 81 m; 1600/1940 – 215 m
Completion date: 2017–2018
Construction of a concrete pipe culvert DN 1600/1940 under railway line No. 353 at kilometer 104.190 on the section Inowrocław - Więcławice.
Project type: Microtunneling under railroad tracks—RCP 1600/1940 mm
Lenght [m]: 1600/1720 – 37 m
Date of execution: 2018
Comprehensive execution of 24 trenchless crossings for the construction of a high-pressure gas pipeline DN 1000 mm from the Strachocina node to Porógska Wola.
Project type: GRP Microtunneling – 1,434 mm (24 crossings)
Lenght [m]: 1434 – 605 m
Date of execution: 2018-2019
Construction of Gas Pipeline Tworóg-Kędzierzyn DN1000, MOP 8.4MPa.
Project type: Przewierty DN 1000 mm (5 przekroczeń)
Lenght [m]: Stal 1014 – 152 m
Date of execution: 2019
Construction of rainwater drainage on road 5KD as part of the project - Reconstruction of Fabryczna and Otyńska Streets in Wrocław - Task 3: Fabryczna.
Project type: Microtunneling DN 800 -1200 mm
Lenght [m]: 800/960 – 32 m; 1200/1490 – 498 m
Date of execution: 2019
Construction of road system along with stormwater drainage - Ossowa Gdańsk.
Project type: Microtunneling DN 1200
Lenght [m]: 1200/1490 – 469 m
Date of execution: 2019
Construction of a culvert near Szczecin on provincial road No. 119 at kilometer 3+968.
Project type: Microtunneling – RCP 1400/1720
Lenght [m]: 1400/1720 – 42 m
Date of execution: 2019
Expansion of National Road No. 81 from the A4 motorway junction with DK86 to the planned junction with Armii Krajowej Street.
Project type: Microtunneling GRP DN 1800 -1900 mm
Lenght [m]: 1700/1843 – 323 m; 1800/1934 – 45 m
Date of execution: 2019
Design and construction of the A-1 motorway Tuszyn (excluding junctions) – border of Łódź/Silesian Voivodeships from km 335+937.65 to km 399+742.51. Section C – Kamieńsk junction (excluding junction) – Radomsko junction (with junction from km 376+000.00 to km 392+720.00).
Project type: Drillings DN 300 -700 mm (16 crossings)
Lenght [m]: 300 – 45 m; 400 – 259 m; 500 – 206 m; 600 – 141 m; 700 – 146 m
Date of execution: 2020
Construction of a sanitary sewer connecting the sanitary sewer on Kostrzewskiego Street with the sanitary sewer located near the high school at Kostrzewskiego Street in Gniezno.
Project type: Microtunneling GRP DN 550 mm
Lenght [m]: 530 – 790 m
Date of execution: 2020-2021
Construction of an inter-system gas pipeline connecting the transmission systems of the Republic of Poland and the Republic of Lithuania, along with the necessary infrastructure for its operation in the Mazowieckie, Podlaskie, and Warmińsko-Mazurskie voivodeships, namely the Poland-Lithuania gas pipeline, northern section.
Project type: microtunneling DN 914 mm (3 crossings) , drilling – 914 (8 crossings)
Lenght [m]: 913 – 570 m
Date of execution: 2021
Construction of the C-BIS Collector in Warsaw.
Project type: Microtunneling GRP DN 860 – 1000 mm
Lenght [m]: 860 – 706 m; 1000 – 277 m
Date of execution: 2020-2021
Construction of a sanitary collector in the Ursus district of Warsaw.
Project type: Microtunneling DN 400 – 800 mm
Lenght [m]: 400/560 – 126 m; 500/760 – 280 m; 600/760 – 249 m; 800/960 – 990 m
Date of execution: 2021
Construction of the Interchange Center in Dąbrowa Górnicza.
Project type: Microtunneling GRP DN 860 – 1720 mm
Lenght [m]: 800/860 – 107 m; 1600/1720 – 105 m
Date of execution: 2021
Trenchless crossing of railway line No. 36 (drilling length 241m) with a DN1200 polymer concrete casing using microtunneling technology.
Project type: PMB Microtunneling Under 1200 mm-Gauge Tracks
Lenght [m]: 1200/1490 – 241 m
Date of execution: 2021
Construction of culverts using microtunneling technology on railway line E75 Czyżew - Białystok.
Project type: GRP Microtunneling DN 1434 – 2250 mm (6 crossings)
Lenght [m]: 1400/1434 – 82 m; 1500/1638 – 163 m; 2200/2250 – 111 m
Date of execution: 2021-2022
Construction of a rainwater channel on railway line E75 Czyżew - Białystok.
Project type: Microtunneling DN 800 mm.
Lenght [m]: 800/960 – 196 m
Date of execution: 2021
Construction of a high-pressure product pipeline with a diameter of DN250, MOP 6.3 MPa, from Boronów to Trzebinia including accompanying facilities and necessary infrastructure for its operation.
Project type: Microtunneling DN 500–1200 (16 sections)
Lenght [m]: 530 – 65 m; 714 – 354 m; 813 – 259 m; 1200/1490 – 608 m
Date of execution: 2021-2022
Drilling under PKP railway tracks for KD network section DN2250, Kom_3 A, including installation of DN1800 conduit pipe.
Project type: Microtunneling under the GRP 2250 tracks
Lenght [m]: 2250 – 46 m
Date of execution: 2022
Expansion of the stormwater drainage network on Nadrzeczna, Lasockich, Mickiewicza streets as part of the investment project titled: Flood Hazard Prevention in Brzeziny - Stage I.
Project type: Microtunneling DN 1000–1500 (4 sections)
Lenght [m]: 1000/1280 – 189 m; 1500/1820 – 365 m
Date of execution: 2021-2023
Construction of a water intake facility in Poznań.
Project type: Microtunneling GRP 1100 mm
Lenght [m]: 1000/1100 – 822 m
Date of execution: 2022-2023
Contract 1B.1.(b) Reconstruction of a road bridge in Krosno Odrzańskie.
Project type: Microtunneling under a river, DN 1200
Lenght [m]: 1200/1490 – 180 m
Date of execution: 2022
Construction of brine pipeline infrastructure - Task I: Construction of brine pipeline from sluice chamber in Broniewice to KS and PMRIP Góra. Task II: Construction of brine pipeline from KS 'Mogilno' to sluice chamber in Broniewice.
Project type: Microtunneling Dz 813, DN 800 (6 sections)
Lenght [m]: Dz 813 – 388 m; 800/1100 – 336 m
Date of execution: 2023
Works on railway line No. 7 Warsaw East Passenger - Dorohusk, on the section Warsaw-Otwock-Dęblin-Lublin - Stage I.
Project type: PMB Microtunneling DN 800 (30 sections)
Lenght [m]: 800/960 – 2160 m
Date of execution: 2021-2023
Construction of an underpass beneath railway tracks.
Project type: DN 1200 Microtunneling (2 sections)
Lenght [m]: 1200/1490 – 140 m
Date of execution: 2023
Replacement of a high-pressure gas pipeline section DN 500/600 KGZ Przemyśl - Maćkowice at the crossing of the San River in the town of Przemyśl.
Project type: Microtunneling DN 1200
Lenght [m]: 1200/1490 – 96 m
Date of execution: 2023
Construction of a new product blending plant titled. "Green Solution - mixing station" in Ożarów cement plant
Project type: Microtunneling DN 800
Lenght [m]: 800/960 – 40 m
Date of execution: 2024
Construction of a heat pump for the municipal district heating network - Wroclaw ul. Long 67
Project type: GRP Microtunneling DN 800/DN 1000 (4 sections)
Lenght [m]: 820×35 – 95 m; 1099×46,6 – 20 m
Date of execution: 2024
Construction of a sewer system on Verdiego, Jarzębinowa, Mańkowska, and Fajna Streets; a pressure pipeline on Jarzębinowa Street; and a water supply network on Verdiego, Jarzębinowa, and Mańkowska in the Białołęka District, broken down by tasks—DN 600 stoneware pipe—422 m—client—Instalnica Warszawa
Construction of a sewer system on Verdiego, Jarzębinowa, Mańkowska, and Fajna Streets; a pressure pipeline on Jarzębinowa Street; and a water supply network on Verdiego, Jarzębinowa, and Mańkowska in the Białołęka District, broken down by tasks—DN 600 stoneware pipe—422 m—client—Instalnica Warszawa
Work on Railway Line No. 7: Warsaw East (Passenger) – Dorohusk, on the Warsaw – Otwock – Dęblin section – Lublin, Phase II: Warsaw East – Warsaw Wawer section – microtunneling of a PMB pipe (DN 800) over a length of 1,100 m, including intermediate, launch, and reception chambers – Client: Trakcja S.A.
Work on Railway Line No. 7: Warsaw East (Passenger) – Dorohusk, on the Warsaw – Otwock – Dęblin section – Lublin, Phase II: Warsaw East – Warsaw Wawer section – microtunneling of a PMB pipe (DN 800) over a length of 1,100 m, including intermediate, launch, and reception chambers – Client: Trakcja S.A.
“Transfer of water from the Jeziorsko Reservoir on the Warta River via the Miłkowice II Pumping Station and from the Teleszyny River watershed via the Teleszyna Środkowa River and the Przykona Reservoir to increase groundwater reserves in the Adamów Open-Pit Mine area, Przykona Municipality, Turek County”
Project type:: DN 1100 Microtunneling
Lenght [m]: 800/1100 – 278 m
Date of execution: 2025
Modernization of the power supply for Switchgear R 3.2 with GST RVII – Żelazny Most KGHM
Project type: DN 1200 microtunneling
Length: 1200/1482 – 326 m
Date of execution: 2025
Execution of construction work, preparation of the detailed design, and execution of construction work for the installation of railway traffic control equipment, railway telecommunications network equipment, and a dynamic passenger information system on the Katowice Szopienice Płd. – Katowice – Katowice Piotrowice as part of the project “Work on the main passenger routes (E30 and E65) in the Silesia region, Phase I: Line E65 on the Będzin – Katowice Szopienice Płd. – Katowice – Katowice Piotrowice section”
Project type: GRP 2400 microtunneling – 1 section, GRP 2555 microtunneling – 2 sections
Length: : 2250/2400 – 79 m, 2385/2555 – 139 m
Date of execution: 2025-2026
Drilling using microtunneling technology on the storm sewer network at 32+915 and 32+970 LK137 and the sanitary sewer system for the newly constructed Gliwice Łabędy signal box
Project type: GRP 960 microtunneling – 3 sections
Length: 888/960 – 143 m
Date of execution: 2025
Construction of the N-S route on the section from Magazynowa Street to Karola Goduli Street in Ruda Śląska
Project type: Microtuneling DN 1600
Length: 1600/1940 – 75 m
Date of execution: 2026