Depot
Maintenance operations on the Metro Bilbao train units are performed at
the Sopelana and Ariz rolling-stock depots. The depots are divided into two areas:
- Electricity - electronics
- Mechanical - pneumatics.
The installations of the Rolling Stock Depots include the necessary equipment
to perform all required maintenance operations:
Sopelana Workshops
- Electronics laboratory.
- 8 maintenance lines, 3 of which placed on pillars and 2 lines offer
hoists to lift the entire unit.
- 7 parking lines for train units.
- 1 washing line.
- Two 12.5 ton crane bridges.
- "Talgo" type wheel lathe.
- Washing tunnel for units.
- Carriage painting area.
- Bogie painting and cleaning area.
- Cask blowing area.
- Automatic measuring of wheel parameters.
- Loading installations and sand in silo with 8 hoppers.
- Platforms with access to pantograph and roof of the unit.
- Auxiliary machinery: lathe, milling machine, machines for washing parts,
drying furnace, etc…
Ariz Workshops
- Electronics Laboratory.
- Cleaning shed
- Platforms for accessing all parts of the unit roof on the maintenance
sidings.
- A hoisting siding where the entire 5-carriage unit can be lifted
on hoists.
- ATP/ATO equipment in test siding for checking on-board units.
- Automatic sand transport system.
- Train-wash. For washing operations, the train-wash remains static,
while the EMU is driven through at a speed of 3 kph.
- Centralisation and automation of workshop lighting.
- 2 hoists.
- Sliding door on the platform at Siding 16.
- Diesel machine for bogey-washing.
- 2 forklift trucks.
- Machine for cleaning mechanical parts.
- Machine for testing yaw dampers.
- Machine for loading ondulator coolant.
- Machine for testing valves in automatic panel.
- Auxiliary machinery: semi-automatic lathe, milling machine, press,
grinder, saw, etc.
- Rotating cantilever with hoist block on Siding 16 for dismantling
air-conditioning compressors and pantographs.
- 2 tools for dismantling circuit breakers.
- Tools for dismantling passenger doors.
- Paint-filtering machine for interior decoration.
- Electrode welding machine.
- TIG welding machine.
- 12-tonne crane.
