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THE HISTORICAL
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“Bite-Size Bits of Local, National, and Global History”
Walnut Creek in Contra Costa County, California — The American West (Pacific Coastal)
 

Downtown Traffic

Mt. Diablo Blvd. at Main St.

— Early 1950s —

 
 
Downtown Traffic Marker image. Click for full size.
Photographed by Barry Swackhamer, April 6, 2016
1. Downtown Traffic Marker
Inscription. The 1951 opening of Broadway Shopping Center led to almost daily gridlock at Main and Mt. Diablo, streets that were also part of two state highways. Local officials used photos to "plead their case" for traffic relief. The freeway to bypass downtown opened in 1960.
 
Erected by Walnut Creek Historical Society. (Marker Number 123.)
 
Topics and series. This historical marker is listed in this topic list: Roads & Vehicles. In addition, it is included in the California - Walnut Creek Heritage Walk series list. A significant historical year for this entry is 1951.
 
Location. 37° 53.839′ N, 122° 3.579′ W. Marker is in Walnut Creek, California, in Contra Costa County. It is on Mt. Diablo Boulevard near South Main Street, on the right when traveling east. Touch for map. Marker is at or near this postal address: 1407 Mt Diablo Boulevard, Walnut Creek CA 94596, United States of America. Touch for directions.

Regionally, this marker is in California’s San Francisco Bay Area and on the Coast Ranges. It is also on the American Pacific Coast. Globally, it is in North America, on the Ring of Fire, in the Pacific Rim, in the Western Hemisphere, in the Western World, and in the Anglosphere. Historically, it finds itself in what was once New Spain and also Mexico’s Alta California.

Other nearby markers. At least 8 other markers are within walking distance of this marker: Harlan's Livery Stable (within shouting distance of this marker); "The Corners" & Oak Saloon (within shouting distance of this marker); Flagpole (within shouting distance of this marker); Main Street, 1910 (within shouting distance of this marker); Sherburne Building (within shouting
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distance of this marker); Judge Duncan's Courtroom (within shouting distance of this marker); Oldest Commercial Building (within shouting distance of this marker); Botelho's Island & Creek Confluence (within shouting distance of this marker). Touch for a list and map of all markers in Walnut Creek.
 
More about this marker. This marker is a part of the Walnut Creek Heritage Walk.
 
Downtown Traffic Marker (detail) image. Click for full size.
Photographed by Barry Swackhamer
2. Downtown Traffic Marker (detail)
Downtown Traffic Marker image. Click for full size.
Photographed by Barry Swackhamer, April 6, 2016
3. Downtown Traffic Marker
 
 
Credits. This page was last revised on June 16, 2016. It was originally submitted on April 8, 2016, by Barry Swackhamer of Brentwood, California. This page has been viewed 606 times since then and 14 times this year. Photos:   1, 2, 3. submitted on April 8, 2016, by Barry Swackhamer of Brentwood, California.
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Jun. 24, 2026