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San Fancisco Bay Bridge 2 (3)

A photo of the Bay Bridge taken from much further away showing the two parts with the island tunnel in the middle.

Here's some Bay Bridge Facts:
Bridge type: Suspension, cantilever and truss
Length: 23,000 feet (4.5 miles)
Total length, including approaches: 8.4 miles.
Length of west suspension bridge: 9260 feet (2822.4 meters)
Vertical clearance of west bridge: 220 feet
Tower height: 526 feet
Length of east bridge: 10,176 feet
Vertical clearance of east bridge: 191 feet
Tunnel: 76 feet wide, 58 feet high, 1700 feet long
Lanes: two levels of five lanes each, 270,000 vehicles per day
Opened: November 12, 1936
Cost: $77 million

I usually write a blog post about once a week. The latest post can be viewed here: Think for Yourself: In the end, everything is just an opinion. Be skeptical, and think for yourself! (posted 2026-04-25 at 21:12:02). Or go to the Home Page of My Blog to choose a post to view.

I do podcasts too! You can listen to my latest podcast, here: OJB's Podcast 2026-04-14 How Far is that Star?: How would we really know how big the universe is? Or subscribe to my podcast RSS feed, on my RSS Feeds page.

If you're not sure what to view from the thousands of pages on my site, here are some suggestions: My Latest Airshow Report (photos and movies from Warbirds Over Wanaka, 2026), My Favourite Wines and Beers (tasting notes for some of my favourites), An Interesting Astronomical Observation (learn a bit about astronomy from these observing notes), See Some Photos (A short rail journey through the Taieri Gorge), Read Some Mac Tips (Learn about how to use your Mac, and fix some problems).

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