The MTA chief said upgrading the signal system would cost $4 billion—chump change in the context of a system with a five-year capital plan of about $26 billion. But that doesn’t include the cost of upgrading switches and stations to accommodate more trains. “Every line has different constraints,” said Rich Barone of the Regional Plan Association. “Some lines are better positioned to take advantage of the technology.” The L train, for example, already has the new signals, but the line can handle only 20 trains per hour because of bottlenecks that occur at the terminus, where there’s not enough room to turn around. The RPA has estimated that it would cost $20 billion to make all the necessary systemwide upgrades.
Read the full article in Crain's New York Business.