piannaf’s avatarpiannaf’s Twitter Archive—№ 296

  1. "A comparable benefit in system flow-rate would accrue to all stations by running more trains with closer headways."niquette.com/puzzles/exp-locs.htm
    piannaf’s avatar Mood +2 🙂
    1. …in reply to @piannaf
      "the New York Subway system applies 'legacy technologies' dating back a century or more."
      Permalink piannaf’s avatar Mood 0
      1. …in reply to @piannaf
        "Closer headways require modern systems, specifically automatic train control."
        Permalink piannaf’s avatar Mood 0