TransMilenio awards contracts for supply and O&M of 1,441 buses December 26, 2018 | Latin America News TransMilenio, the bus rapid transit (BRT) system of Bogota, has concluded the bidding process for the supply, operations and maintenance (O&M) of 741 compressed natural gas (CNG)-fuelled and 700 d... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password