The access control system will cover eight lines and feature 1,400 access control machines, or turnstiles; 170 disabled entrances; 200 automatic recharging machines for contactless SUBE cards, which are used to access all public transport in the city; as well as 150 on-board validators and 230 on-platform validators, which passengers use to pay their fare. 160 in-station transaction hubs and 300 journey inspection terminals will also be supplied.