Retrotechtacular: 1980s Restoration Of San Francisco’s Cable Car System

The cable car system of San Francisco is the last manually operated cable car system in the world, with three of the original twenty-three lines still operating today. With these systems being installed between 1873 and 1890, they were due major maintenance and upgrades by the time the 1980s and with it their 100th year of operation rolled around. This rebuilding and upgrading process was recorded in a documentary by a local SF television station, which makes for some fascinating viewing.

San Francisco cable car making its way through traffic. Early 20th century.
San Francisco cable car making its way through traffic. Early 20th century.

While the cars themselves were fairly straight-forward to restore, and the original grips that’d latch onto the cable didn’t need any changes. But there were upgrades to the lubrication used (originally pine tar), and the powerhouse (the ‘barn’) was completely gutted and rebuilt.

As opposed to a funicular system where the cars are permanently attached to the cable, a cable car system features a constantly moving cable that the cars can grip onto at will, with most of the wear and tear on the grip dies. Despite researchers at San Francisco State University (SFSU) investigating alternatives, the original metal grip dies were left in place, despite their 4-day replacement schedule.

Ultimately, the rails and related guides were all ripped out and replaced with new ones, with the rails thermite-welded in place, and the cars largely rebuilt from scratch. Although new technologies were used where available, the goal was to keep the look as close as possible to what it looked at the dawn of the 20th century. While more expensive than demolishing and scrapping the original buildings and rolling stock, this helped to keep the look that has made it a historical symbol when the upgraded system rolled back into action on June 21, 1984.

Decades later, this rebuilt cable car system is still running as smoothly as ever, thanks to these efforts. Although SF’s cable car system is reportedly mostly used by tourists, the technology has seen somewhat of a resurgence. Amidst a number of funicular systems, a true new cable car system can be found in the form of e.g. the MiniMetro system which fills the automated people mover niche.

Thanks to [JRD] for the tip.

43 thoughts on “Retrotechtacular: 1980s Restoration Of San Francisco’s Cable Car System

  1. Despite YIMBY ravings and fever-dreams, the thing holding us back from useful public transport (which we have already had before with Edwardian technology) is primarily social technology, not engineering. I can’t stand hearing the term “high-speed rail.” High-speed rail doesn’t exist outside Japan. They have the social technology.

    1. I was actually in SF about the time they would have been wrapping up the refurb project and lived up the road just a few hours but don’t recall being aware of the project.

      Norcalian by birth, but I haven’t been to SF in decades. From what I hear, it is a looney bin. Don’t do drugs, kids.

      I do think the video will be worth a watch when I get a chance, but the city sounds like a lost cause to me.

      1. Yeah, that’s what I assumed. They decided that doing positivist interventions is too mean, so the solution defaults to a “stray cat” philosophy of managing drugs and schizophrenia

    1. They might if they went to places that were useful… and if the city was able to muster the will to do something about the awful conditions (schizophrenics menacing and threatening and spitting in your face) which would result if locals started using it. One portion of the locals in SF pay a king’s ransom in rent, while the other pay zero. That’s a big problem for any high-trust society, and you can’t have good public transport in a low-trust society. It’s the elephant in the room

      1. Cable cars leave the endpoints full.

        Nobody gets off until the ride is over, at the other endpoint.
        Hence nobody even tries to get on anywhere except the amusement park type end station with the two hour line.

        It’s a terrible, tourist trap, roller coaster.
        Not public transit in any way.

        Like most of the SF tourist traps, it gets special enforcement.

        1. Try complaining about something new, you’re so boring.

          SF has plenty of options for getting people around, I sometimes ride the cars if my backpack is particularly heavy or if I’m tired.

          It makes my city more interesting than yours, and it’s fun to ride a piece of history. Cry about it.

        2. I love the old streetcars on the F-line. I didn’t travel to the city for almost 20 years, despite living in the Bay Area. As once I lost interest in bar crawling the only reason for me to go every week evaporated. But lately I’ve been going just to be a tourist and SF still has it’s charms to me.

        3. Interesting?
          You do you.

          It’s possible that the current shitshow has resulted in empty seats on cable cars.
          SF is ‘finding out’. Watch step.

          Truth: I have to go in tomorrow morning. Sucks. But once every 5 years or so isn’t that bad. IIRC Last time was Primus at Warfield.

          We should charge a high toll to SF bay residents to get across the Yalu causeway.
          Because it’s worth it!

  2. As someone who has lived near and been in SF often for work and tourism, cable cars are sometimes useful and always fun. There are tons of things that only exist for tourists. I don’t get the comments above- maybe tear down the useless Eiffel Tower (it’s only for tourists) or space needle or Statue of Liberty or something. Geez.

  3. man that other thread is wild. but anyways, about san francisco…

    the cable car system is worse than useless. i don’t know (or care) what motor/traction technology should be involved but the fact of the matter is that almost all of the public transit in the whole city spends most of its time waiting behind private cars. i think cable cars would seem pretty handy if they never stopped — and that would reduce wear on the cable-grips — but since they stop all the time they’re useless. i rode on one once as a tourist and the only transportation benefit to the experience was learning not to do that again.

    the crazy thing is that privileging the private car in this manner produces an awful experience for drivers too. nobody wins.

    grade-separation (or dedicated corridor) is the holy grail of transit for a reason

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