Category: Holly/101 Overpass

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RSS HSR Compatibility

  • 1 Bike Less = 1 Car Less
    A packed bike car(photo: Steve Wilhelm)Bikes Onboard, an advocacy group for Caltrain's globally-unique system of carrying thousands of bicycles on board crowded rush hour trains, is lobbying for more bicycle storage space on Caltrain's new EMUs. The argument goes that creating more space for bikes encourages people to leave their car at home, resulting in […]
  • Build a Dumbarton Rail Tunnel
    The Dumbarton water tunnel TBM,being assembled for the start of itsfive-mile drive under the Bay in 2011.Boring a new tunnel under the Dumbarton corridor, through muddy soils right under a sensitive national wildlife refuge, seems like an impossibly difficult, risky and expensive undertaking in this day and age. But here's a little-known fact: it's already […]
  • Palo Alto: Designing in a Vacuum
    Palo Alto is continuing the fraught public process of winnowing down the feasible and acceptable options for grade separating the four remaining rail crossings. Having hired an engineering consultant, the city is busily making plans for railroad land that doesn't belong to it and over which it has no jurisdiction.The fancy renderings from a recent […]
  • Billions of Seconds Wasted
    The latest tweaks to the design of the San Francisco Downtown Extension (DTX) rail alignment can be seen in a March 2018 track plan and profile drawing. Because it largely follows the street grid, it's no secret that the alignment is full of sharp curves, which can only be traversed at slow speed. However, compared […]
  • Grade Crossing Trouble Ahead
    Grade crossing in Denver (photo: RTD)Denver's RTD has been operating a new 25 kV electrified commuter railroad since 2016. There's a big problem with it: the grade crossings gates are down for too long, which the FRA and Colorado PUC consider hazardous because impatient motorists frustrated by a longer-than-expected wait may drive around the gates […]