References

Construction of the European Gas Pipeline Link (EUGAL) in lots 7 and 8

References

Construction of the European Gas Pipeline Link (EUGAL) in lots 7 and 8

Client

Gascade Gastransport GmbH

Contact person

Dipl.-Ing. Gerd-Dieter Berentzen

Start of construction

08/2018

Construction time

3 years

Documents

Scope of services

Construction of a DN 1400 high-pressure gas pipeline made of steel, including the construction of 4 shut-off and pigging stations as well as 4 DN 3000 pipe jackings using the DN 3000 microtunneling method and 4 DN 1400 pipe jackings using the HDD method.

Technical specifications:

Diameter: 1420 x 22.3 mm

Material: L 485 ME

Welding process stem: automatic welding (135)

Length: 127,600 m

Design pressure: 100 bar

Work carried out in pipeline construction:

Site preparation and clearance

Dewatering work

Pipe trench excavation and backfilling

Pipe jacking using the DN 1400 direct pipe method

Pipe jacking using the HDD method DM 1400

Liquid soil installation

Welding and pipe construction work

Pressure testing, calibration pigging and drying

Drainage work

Cathodic corrosion protection work

Topsoil removal and application including deep loosening

Shoring work

Pipe jacking using the DN 1400 jacking and drilling method

Pipe jacking using the DN 3000 microtunneling method

Culvert laying using dry and wet methods

Pipe transportation and export

Wrapping work

Geometry pigging

Road and asphalt road construction

Laying cable conduit system

Work carried out in station construction:

Site preparation and clearance

Dewatering work

Excavation and backfilling

Welding and pipe construction work

Cathodic corrosion protection work

Communications engineering work

Surface work and surface reinforcement

Topsoil removal and application

Shoring work

Foundation and concrete work

Wrapping and coating work

Electrical engineering work

Earthing and lightning protection work

Fence construction

All references