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rolling stock

rolling stock

Download THE URBAN BROCHUREVisual vertical lines.

Maintenance of urban rolling stock

Visual vertical lines.

Maintenance and engineering are key areas of expertise dedicated to the urban sector:

Masteris' multidisciplinary teams and its partners, the SNCF technical centres, have mastered a wide range of railway specialities, from major renovation to bogie overhaul, from maintenance engineering services to the design of innovative solutions. This expertise enables them to work on all types of urban guided transport rolling stock: tramways, metros, etc.

Major renovation of VAL urban tramways and metros

We offer a complete range of industrial services, from simple upgrading to renovation or heavy transformation. Deployment of a state-of-the-art industrial system with our partners, the SNCF technical centres:

- An integrated offer that is as close as possible to the operational constraints of the business
- A guarantee that production deadlines will be met.
- An "agile" industrial and logistical organisation
- A force for technological innovation, recognised technical expertise and tried and tested working and maintenance methods
- A network of partners



Renovation of the flooring of 27 VAL 208 metro trains - Mid-life renovation of 45 VAL 206 metro trains


Mid-life refurbishment of 23 Incentro trams

Expertise and renovation of bogies

Masteris' global offer in the maintenance of your bogies and their various sub-assemblies includes 2 areas of expertise:


- Analyses, expert reports and functional tests.
- Technical and economic studies
- Technical and statistical analysis of your system's feedback.
- Definition of a maintenance consistency.


An industrial production dedicated to Arpèges Citadis bogies benefiting from an optimized crossing time in accordance with the constraints of your operation.



50 Citadis trainsets, 200 bogiesArpèges,2016


38 trainsets,
76 bogies,


40 overhauled trainsets,
80 bogies,

Expertise and renovation of door mechanisms

Masteris' offer in the maintenance of door systems and their various sub-assemblies is based on expert engineering for :


Analyze, appraise and test the safe operation of door mechanisms and attic spaces.


Define a consistency of maintenance work.


To analyse technically and statistically the feedback from reports and incidents in operation in order to improve the reliability of the equipment.


Carry out technico-economic studies to define the strategy for replacing sub-assemblies.


SEMITAG Grenoble

Expertise and realization of a sanitary state of the door systems on the Citadis 402 trains


Mid-life refurbishment of door systems on Citadis 401 trains

Expertise and renovation of brake systems

The maintenance offer for braking systems
includes :


Expert engineering on the organs and components of your hydraulic braking system.


A retro-engineering offer declined in 4 steps to industrialize your brake components.


A general overhaul and repair of your brake components and electro-hydraulic components.

References :

TAM Montpellier

Since 2014. Equipment: Citadis 401, 302, 402 - Knorr Bremse calipers and brake unit. Service: overhaul of the brake sub-assembly, engineering and training.


Since 2011. Equipment: METRO VAL 20BAG, Knorr Bremse. Calipers and central brake.service: overhaul of brake sub-assembly, engineering 2016

TCAR Rouen

2017-2020. Equipment: Citadis 402 - Knorr Bremse brake calipers and power unit.

HVAC expertise and maintenance

Masteris can assist you in several engineering, consultancy, design and industrial maintenance missions on the air conditioning and heating systems of your rolling stock. Our engineering offer covers the following services:


We define an optimized maintenance consistency for large level 4 general overhaul operations.


We make your equipment reliable in case of recurring malfunctions and optimise the general overhaul potential of your equipment.


We improve the ergonomics of the driver's cabs of your old equipment thanks to our unique and connected solutions.


We train your maintenance operators in leak detection and functional diagnostics for your routine level 3 maintenance.

References :

RATPDev Brest

Installation of a control HMI at the driver's desk to meet ergonomic and operational safety requirements. Modification of the PLC and the air treatment ventilation to adapt it to the drivers' needs and to reinforce reliability.

VoS contacts :

Grégory Ragot

Cyril Rame

Download the Urban Brochure