History Danger Zone 1920 to 2021

The primary access to Mount Diablo State Park is Mount Diablo Scenic Boulevard, a small, narrow, old road that is deadly dangerous.  Since 1931 California State Parks has had an easement over this private road so as to provide access for park visitors.  Their easement includes a half-mile narrow and twisting section of Scenic we call “The Danger Zone,” where a cyclist was killed in 2019 and multiple near-misses occur on a daily basis.

California State Parks has no plan to address the safety of The Danger Zone for their visitors and, in fact, has been quietly obstructionist to all efforts to improve the situation. Don't take our word for it: Read the History  

Then, please, send in any additional information, emails, documents, surveys, photos, videos, and suggestions.  We look forward to hearing from you and to making The Danger Zone on Scenic safer for park visitors and all users of the road!

DANGER ZONE MAP (3:25:2021)
BIKE DANVILLE

1974 ” ENCROACHMENT” RESIDENTS IMPROVE DRIVEWAYS

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1978 SENATOR NEJEDLY RECEIVES REPLY FROM DIRECTOR CA STATE PARKS

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1985 CA STATE PARKS ESTABLISH CRITERIA FOR SOLVING THE PROBLEM

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1985 CA STATE PARKS “STUDY RE-ROUTE TRAFFIC”

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1979 DIRECTOR CA STATE PARKS RELY TO SENATOR NEJEDLY

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1920s “THE ROAD BEGAN IN MOUNT DIABLO PARK CLUB”

“TOLL GATE” Location near 2659 Mt. Diablo Scenic Blvd (photo taken 1920’s)

BIKE DANVILLE

1987 CA STATE PARKS & ATHENIAN SCHOOL PROPOSAL FOR JOINT RESTORATION

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1964 ATHENIAN SCHOOL “APPLICATION FOR RIGHT OF WAY OVER STATE PARKS LANDS”

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1985 CA STATE PARKS ENGINEERING STUDY

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1975 DIRECTOR CA STATE PARKS ” ROAD WILL BE MAINTAINED IN A SAFE CONDITION”