Southern California Regional Rocks and Roads

Between 1970 and 1979, State Highway 67 was realigned between Archie Moore Rd and Mussey Grade Rd. This realignment left two sections of paving with white striping intact. Most likely, the paving dates to around 1948 when State 67 was realigned around San Vicente Reservoir.

Old US 99 in Colton, CA

September 12, 2026July 25, 2014

Realigned sometime in the 1930’s, the original alignment of US 99 is still visible near the intersection of Valley Blvd and Pepper Ave. Little remains of the original paving of US 99 through the Los Angeles area, so this is a special section. Around late 2007, Valley Blvd was again realigned to better accommodate traffic …

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Old State 67 near Ramona

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Old US 99 in Colton, CA

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