DESIGN & ENGINEERING DIVISION

We provide technical and economic analysis assistance for your tunnel construction projects by tunnel borig machine, in compliance with applicable standards and regulations.

We provide technical and economic support for your design and manufacturing studies in the underground works sector, in compliance with the codes and standards in force. NFM Engineering’s design office meets your needs for:

– Design and manufacturing:

  • Special machines (tunneling equipment)
  • Mechanically welded assemblies / thrust frame
  • Mechanical parts
  • Steel structure / Metalwork / Gangways / Railings
  • Struts / Hangers / Shaft lining

– The realization of specifications and technical specifications for your construction methods

Adaptations and technical modifications of the TBM components

Analysis of norms and standards for equipment compliance

– Updating of installation plans, diagrams and procedures

NFM ENGINEERING PARTNER OF APROMETAL

Our privileged partner Aprometal in Thionville (57) and its 2800 m² workshop, equipped with 5 cranes. This allows us to manufacture all your mechanically welded assemblies and metal structures.

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MECHANICAL

Special machines design, welded and assembled structures, footbridge walkways, steel frames, and tunnel boring machines methods.

Technical files establishment, layout diagrams, lifting and transport diagrams, standards compliance, procedures, calculation notes, technical specifications.

HYDRAULICS

High and low pressure hydraulic networks design.

Piping diagrams, power balance, standards compliance, procedures, calculation notes, technical specifications.

ELECTRICAL

Electrical power, control, automation and communication systems design.

Drawings and wiring diagrams, power balance, standards compliance, procedures, calculation notes, technical specifications.

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