Service two

Rail Construction

Klefenz GmbH is a certified partner of Deutsche Bahn AG and carries out track construction on main and branch lines — from track maintenance to threshold changes to new beds during ongoing operation.

Rail construction as a core competence for decades

Rail construction is the discipline for which Klefenz is known in the region. As a qualified partner of Deutsche Bahn AG, the company carries out track construction on main and branch lines — with certified personnel, two-way vehicles and experience from hundreds of projects on the DB network. The core services include threshold changes, rail replacement, new track systems, ballast profiling and the maintenance of existing sections of line.

What distinguishes Klefenz from other track construction companies: the ability to bundle several measures within a single blackout period. This reduces business interruptions and saves the client blackout costs — an advantage that is directly visible in the project result.

All track construction is carried out in compliance with DB safety standards and superconstruction guidelines. Klefenz is supplier-qualified for the relevant product categories at Deutsche Bahn AG and has the necessary certification portfolio for track construction on the rail network. This includes working in close proximity to ongoing rail operations as well as night and weekend Mondays within defined blackout periods.

What we do in track construction

Threshold changes on main and branch lines are just as much part of the range of services as rail exchanges, new tracks in industrial and connecting railways, ballast profiling with track construction machinery and the repair of damaged areas in the track body — such as sludge spots in bed ballast. Klefenz has its own fleet of two-way vehicles and track construction equipment and is not dependent on external equipment rental.

Overview of track construction services

  • Threshold changes (individual and mass changes) on DB routes
  • Rail replacement and rail assembly
  • New track systems and track dismantling
  • Turnout replacement and turnout installation
  • Ballast profiling and track bed cleaning
  • Remediation of sludge areas and damaged areas in the substructure
  • Sewer inspection of track canalization (deep and rain drainage)
  • Use of two-way vehicles and track construction machines

Gleisbau
Threshold changes on main and branch lines
Your point of contact for track construction

Klefenz GmbH works on the entire German rail network — with a focus on the Upper Rhine, Saxony (NL Zwickau) and in the Palatinate (NL Germersheim). As head of the track construction department, Marvin Klefenz is available directly for inquiries about track construction projects. As a DB partner, Klefenz knows the requirements, processes and quality standards — and delivers accordingly.

Reference projects.

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Mitarbeiter der Klefenz GmbH bei Bohrarbeiten auf einer Baustelle.
Gleisbau
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Mitarbeiter der Klefenz GmbH bei Bohrarbeiten auf einer Baustelle.
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Mitarbeiter der Klefenz GmbH bei Bohrarbeiten auf einer Baustelle.
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Mitarbeiter der Klefenz GmbH bei Bohrarbeiten auf einer Baustelle.
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Let's Build Something Together.

Whether you are planning a demanding construction project or looking for a new career path – Klefenz stands for experience, reliable collaboration and a clear commitment to quality. If you want to realise a project with us or become part of our team, we look forward to starting the conversation and taking the next step together.

Mitarbeiter in Klefenz Kleidung auf der Baustelle im Einsatz.
Mitarbeiter der Klefenz GmbH vor einer Baumaschine auf dem Betriebsgelände.
Mitarbeiter der Klefenz GmbH vor einer Baumaschine auf dem Betriebsgelände.
To all services
Elf Gewerke unter einem Dach – vom Gleisbau über Tief- und Kabelbau bis zum Glasfaserausbau.
Baustellenbesprechung mit drei Fachkräften in Warnkleidung bei der Abstimmung eines Bauprojekts.
testimonials
Vom Schwellentausch im laufenden Bahnbetrieb bis zur Digitalen Schiene – ausgewählte Projekte aus unserem Portfolio.
Zwei Mitarbeiter der Klefenz GmbH im Planungsgespräch mit Bauunterlagen im Büro.
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Projekt, Anfrage oder Rückruf-Wunsch? Sprechen Sie uns direkt an – persönlich, telefonisch oder per Formular.