Supply, Installation and Commissioning of Signalling Equipment at Whitfords and Joondalup

1. Up Joondalup line signal U189 will be relocated towards Whitfords and converted to controlled signal 522 to regulate the Up Trains.
2. A new down signal 521 will be provided at 19.205km at Up Line to turn back the Up trains. This signal will have 2 main class routes and 2 shunt class routes reading to signals 527 and 529.
3. A new Fixed at Red Up signal 520will be provided at down line to stop and turn the Up train.
4. An additional Shunt class route will be provided at existing up signal 524 to route the trains towards new fixed red signal 520 at down line.
5. Existing up signal D180 is to be converted to the controlled signal 525

6. A new 3 aspect controlled signal 542 will be provided at 25.638 Km to stop the trains at Up line and turn them onto Down line through existing ground shunt signal 543.