Article content Edmonton’s LRT network will see several service disruptions from Feb. 25-28 as a long-awaited signalling system for the Metro Line nears completion. Testing and commissioning for the alternative fixed-block signalling system will take place over the four-day period and the system could switch on as early as March 1. The Metro Line will be closed from Feb. 25-26 and the full LRT network, both Capital and Metro Lines, will be down on the weekend of Feb. 27-28, Edmonton Transit Service said Wednesday. We apologize, but this video has failed to load. Try refreshing your browser. Edmonton LRT to face system-wide service closures next week as long-awaited Metro Line signalling system moves closer to completion Back to video