The RailCorp tender will now close on Wednesday, November 10. One of the largest tenders of its type in the world, the networked surveillance system covers 304 railway stations spread across thousands of square miles.There are 6170 cameras and 441 digital video recorders in need of upgrade, along with 110 servers, 305 matrix switchers, 733 help points and 307 video streamers. The system has 372 Ethernet switches, 239 tape juke boxes, 616 alarm data units and 305 UPS solutions. Also to be upgraded are 608 monitors and 43 equipment huts. The initial pre-tender briefing was attended by the likes of ADT, Advanced Security, Alcatel, Bosch, Chubb, CR Kennedy, Fujitsu, GE, Honeywell, IBM, LSE Leighton, NEC, NDC (Telstra), RTA, Sony and many more.