Rolling stock, signaling, infrastructure, operational precautions, and maintenance in France must all conform with the SIST law (Infrastructure and Transport Systems Safety) to guarantee service regularity and optimize costs. At SECTOR, we step in to help our clients with these moving parts. Our vast expertise also allows us to provide support on projects worldwide.


RAMS Skills Cluster - Alstom Villeurbanne

Overseeing RAM monitoring project tasks, RAM in project development, RAM in product development, safety project:

  • Monitoring electronic equipment reliability on projects in operation + RAM in development studies on rolling stock solutions projects (ARSS)
  • Conducting reliability, availability, security and software safety studies concerning on-train systems for projects in development.
  • Conducting a reliability study on projects already operating
  • Conducting fire/smoke studies on rolling stock solutions

Maintenance Engineering and Metro/Bus Operational Conditions Maintenance

SECTOR’s objectives for this project included:

  • Implementing new logistical organization to increase availability of trolleys and buses, identifying costs linked to new stock management (FMECA for identifying and structuring factors, evaluating processes for addressing breakdowns and weaknesses)
  • Conforming to current standards; safety, comfort and availability studies for metro trains introduced in 1975 and 1985 (FMECA for three generations of rolling stock and identifying/hierarchizing critical failures, quantifying the probability of future breakdowns)

Landing Doors RAMS studies

Studies on different landing doors projects (Lille, Sao Paolo, Dubai) and demonstrating system safety according to regulations EN 50126, EN 50128, EN 50129:

  • Preliminary Risk Analysis
  • Verification report of a Platform Screen Door Interface Panel using FMECA analysis
  • FMECA studies and fault tree analysis studies
  • Dangerous situations register (hazard log) at start and end of design stages
  • RAMS report and safety case

Business Safety Cases for Tramway lines to Bordeaux

Preparing safety cases for tramway lines (track and catenary subsystems) conforming with regulations EN 50126 and EN 50129:

  • Safety Insurance Plan
  • Elementary Danger Analysis
  • List of Critical Security Points
  • Dangerous Situations Register
  • Business Safety Case

Contact Us

By phone on +1 514-798-7436 and on social networks:


France head office

12 avenue du Québec
BP 636 Villebon-sur-Yvette
F91965 Courtabœuf 1 cedex


Sector Group Canada Inc
403.2-7236 rue Waverly
Montréal, QC H2R 0C2
Phone: +1 (514) 798-7436


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