F-Line to Dudley
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Granted, this isn't what the EJ groups want, but it is not going to be more polluting than the current circumstance. They are claim it will actually be worse than the status quo, which is why I asked the question.
Not quite. Based on the agency's own data from the existing trial it's something north of 65% of the trip on-diesel. Battery is rationed strictly inside the tunnel, but the depletion from that power rationing keeps the engine on pretty much all times except during stop layovers (which are near-nonexistent with SL1). This is a lousy ratio vs. standard hybrids idling the engine on generic/non-tunnel routes, but with pricey luggage-bearing 60-footers more power-hungry than a generic route with pricey extended-range (over generic hybrid) battery that has not shown to be nearly as "extended" as advertised. They are not getting good ROI from that deployment.
Now...with generously moved goalposts you can say this is an improvement over the 16-year-old Neoplan dual-modes for "technically correct is the best kind of correct" bragging. But "worse-than-generic for 1-1/3 the price" is awfully weak sauce to be touting. This boomerangs right back into the insanity of cutting down the 600V overhead because extended-range TT's with in-wire charging *do* meet the reference route lengths affirmed by multiple adopting U.S. cities at lower unit cost.
It's not a lost cause; if they reclaim their common sense and order Silver TT's before the OCS gets cut down these new extended-range units should be fine for the 39 or 28X if their luggage racks are swapped out. Those non-tunnel routes should perform closer to reference spec by virtue of not needing to ration battery charges for the tunnel. They have indeed left themselves wiggle room for a way out of the sunk cost if these things just can't hack it on Silver.
But yes, intent-wise they are careening headlong into shitty resource allocation on pure N.I.H. don't-care stubborness ignoring every warning that it's going to suck. Whatever. I guess they prefer presenting a poor case for fed funding on anything bus-related for now or until the "Cutting Forward" dead-enders get tired of this gig and leave office.