Sundial Bridge at Turtle Bay

Santiago Calatrava · Redding · 2004

Sundial Bridge at Turtle Bay
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A single leaning mast drawing time across the river—Calatrava turning a footbridge into a civic instrument.

Glass cable-stayed bridge located in Redding, California.

Featured in Santiago Calatrava's definitive monograph, Santiago Calatrava: Complete Works.

Visitor Guide

Visitor Tip

Walk it twice: once at normal pace, once slowly at the centerline where the cable fan reads like a diagram; after dark, come back for the underlit glass deck glow.

Best Photo Spot

South bank plaza looking north, just after sunset (blue hour) when the deck illumination kicks in and the mast silhouettes cleanly.

Access & Hours

Free and open to the public daily; the adjacent Turtle Bay museum/gardens are ticketed separately.

Insider Note

It’s a cantilever spar cable-stayed bridge: cables on one side only, so the foundation does the heavy emotional labor.

Time Needed

30–60 min

Design & Structure

Tensile / MembraneCatenary
Computational Process

Calatrava’s signature: sculptural structural logic, digitally modeled geometry for mast angle/cable layout, and precision fabrication for the glass deck and cable anchorage detailing.

Materiality

Steel mast and stays + structural glass walking surface; the glass matters because it turns the deck into light at night.

Structural Innovation

Unbalanced cable-stay forces create dramatic torsion and overturning demands—engineering is about resisting the ‘lean’.

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Frequently Asked Questions

Who designed Sundial Bridge at Turtle Bay?+

Sundial Bridge at Turtle Bay was designed by Santiago Calatrava and completed in 2004. It is located in Redding, United States.

Where is Sundial Bridge at Turtle Bay located?+

Sundial Bridge at Turtle Bay is located in Redding, United States. Its coordinates are 40.5929°, -122.3776°.

When was Sundial Bridge at Turtle Bay built?+

Sundial Bridge at Turtle Bay was completed in 2004. It was designed by Santiago Calatrava.

Can I visit Sundial Bridge at Turtle Bay?+

Sundial Bridge at Turtle Bay is a real building in Redding that can be viewed from the outside. Check local information for interior access and visiting hours. Use the Parametric Atlas walking tour feature to plan a route that includes this building.