Ah ok. So maybe have Northern just be a tram with connections to 63rd (a la MUNI San Francisco):
https://drive.google.com/open?id=1XYDafyiqwG22P3HyZMl-gLG2FB9_Kflv&usp=sharing
Notes:
TPH
Flushing to 36th
Rush
30TPH
Non-Rush/Weekends
15TPH
Overnight
10TPH
36th to 57th (via 63rd)
Rush
15TPH - at 15TPH (with CBTC, 63rd can handle 30TPH, correct?)
Non-Rush/Weekends
7.5TPH
Overnight
5TPH
36th to 59th (via Bridge)
Rush
15TPH
Non-Rush/Weekends
7.5TPH
Overnight
5TPH
Payment
$2.75, OMNY
Fleet
Siemens S200, due to high-level platforms on 63rd. Select stations on Northern would have high-level platforms (Broadway, maybe 82nd, Junction, 108th, Citi Field, Flushing)
Thoughts @Union Tpke @WillF40PH @Mnrr6131 @LaGuardia Link N Tra @mrsman @engineerboy6561 @danig1220?