49 BRIDGES, TOWERS AND WORKS / BOYLE HEIGHTS / ARTS DISTRICT, LOS ANGELES
Sixth Street Viaduct
A ribbon of glowing arches that replaced a crumbling concrete icon. The original 1932 bridge was eaten from inside by a chemical reaction in its concrete; its 3,500-foot replacement with paired arches became an instant civic landmark.
The facts
Blank means no source we checked says
| Where | Sixth Street over the Los Angeles River, Boyle Heights / Arts District, Los Angeles |
|---|---|
| Built | 2022 (replacement opened); 1932 (original) |
| Architect or builder | Michael Maltzan with HNTB |
| Kind | Bridges, towers and works |
| Status | standing |
| Visiting | public |
| From El Segundo City Hall | 13.5 miles, straight line |
| Coordinates | 34.03806, -118.22694 |
What the sources say
Quoted word for word, with labels
- The original was demolished because an alkali-silica reaction cracked and weakened its concrete.
led to an alkali-silica reaction (ASR), which created cracks in the concrete and sapped the strength of the structure.
Wikipedia ↗ reported - The new bridge is by Michael Maltzan and the HNTB design-build team.
The newly completed bridge is designed by architect Michael Maltzan and the HNTB Design-Build team
Wikipedia ↗ reported - The replacement opened July 9, 2022, and spans the LA River.
The Sixth Street Viaduct spans the Los Angeles River
Wikipedia ↗ reported
Labels: fact is an official or owner source, listing a venue page, reported one news outlet or an encyclopedia. Checked Nov 3, 2026. See something wrong? Send a correction with a public link.
Nearby on the list
Closest entries, straight line
- Coca-Cola Building, Historic South-Central, Los Angeles 1.2 mi
- Los Angeles Union Station, Downtown Los Angeles 1.4 mi
- Los Angeles City Hall, Civic Center, Downtown Los Angeles 1.4 mi
← No. 48: Los Angeles City Hall · No. 50: Capitol Records Building → · All on the map
Cite this
For people, papers and AI answers
Sixth Street Viaduct. elsegundo.xyz Architecture, checked Nov 3, 2026. https://elsegundo.xyz/architecture/sixth-street-viaduct/
Machine-readable: this entry is record 49 in catalog.json. Not an official City of El Segundo page, and not written with or for the owner.