Ansaldo STS has won a contract from the Paris-based train operator firm RATP for maintenance of signalling systems and services across its various metro and tramway lines in France.

Work will be undertaken on different metro lines including 2, 3, 3bis, 6, 7, 7bis, 8, 9, 10, 11 and 12.

The contract also involves maintenance of T1, T2 and T3 tram lines.

The A$24.5m ($25.8m) contract will have a duration of three years.