Rainforest
Senior Member
You're describing the only sane solution to the whole Scarborough transit mess, doing Eglinton as a westward extension of the SRT and upgrading the SRT to use the newest driverless ICTS vehicles (instead of spending $1.8 billion on a technology change to LRT.)
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It's disappointing to know that this used to be preferred option until Karen Stintz decided she wanted to be Mayor. Imagine a 100% grade-separated, continuous line from the airport to Malvern (once extended.) Elevate instead of tunneling for Eglinton east/west and you get it for significantly less money than we are spending on SSE + EWLRT + ELRT.
This option would work very well, based on today's knowledge: the fact that OL is coming to Science Centre, and the fact that SSE cost escalated a lot compared to earlier estimates.
But back in 2013-2014:
- The future of the Relief Line was totally uncertain. Without the RL / OL connection, funneling the bulk of Scarborough riders to Eglinton East instead of Danforth would result in massive capacity problems both for Eglinton approaching Yonge, and for Yonge south of Eglinton.
- SSE was originally estimated to cost just $0.5B more than SLRT. If that was true, then the cost of upgrading SLRT to SSE would be a lot lower than the cost of upgrading the eastern section of ECLRT to full grade separation.
So, the decision to proceed with SSE was correct based on that time's knowledge, but that knowledge itself appeared to be quite inaccurate.