| ViaQuatro | |
|---|---|
 | |
| Overview | |
| Owner | CCR S.A. |
| Locale | São Paulo, Brazil |
| Transit type | Rapid transit |
| Number of lines | Line 4–Yellow |
| Number of stations | 11 |
| Chief executive | Luís Valença |
| Website | www.viaquatro.com.br |
| Operation | |
| Began operation | May 25, 2010 |
| Number of vehicles | 174 |
| Technical | |
| Track gauge | 1,435 mm (4 ft 8+1⁄2 in) standard gauge |
| Electrification | 1500 V DC overhead line |
| Top speed | 80 km/h (50 mph) |
ViaQuatro is a company belonging to Companhia de Concessões Rodoviárias, being responsible for the operation, maintenance and investments of more than US$2 billion in the Line 4 of São Paulo Metro for 30 years, through the first public-private concession contract of the country, in partnership with the Government of the State of São Paulo.[1]
In the public-private concession contract signed, it is up to São Paulo Metro to install the civil infrastructure of the Line (stations construction, substations, rail yard and maintenance, tunnels, etc.), being the dealership responsible for the operation and maintenance of the line and acquisition of the rolling material, signaling systems, telecommunications and CCO (Operational Control Center).
- ^ "Estações da Linha 4-Amarela estarão abertas neste domingo, 7 de outubro" (in Portuguese). ViaQuatro. 2 October 2018. Retrieved 20 May 2019.