Southern California Regional Rocks and Roads

Finding Old Highways – A Guide – Part 2

April 21, 2021April 23, 2015

Concrete Paving Concrete is a very durable material. It has many uses, though for our purposes – roadway surfaces, curbs, and sidewalks. Local roadways, such as concrete city streets, won’t be covered in this post. Bridges will be covered in a later post. This durability allows us to get either a relative date of when …

Finding Old Highways – A Guide – Part 1

December 20, 2019April 19, 2015

When looking for old highways, there are many clues you can use to help discover where old highways ran. This will serve as a partial guide to finding those clues and figuring out the history of a roadway in California. State Highways When you are looking for clues if a roadway you are on is …

Image of the Week – 3/15/15

September 12, 2015March 14, 2015

Interstate 5 under construction at Magic Mountain Parkway in 1964. — Interstate 5 under construction at Magic Mountain Parkway and the Santa Clara River in 1964. Old US 99 is visible on the right side.

Image of the Week – 8/30/15

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Finding Old Highways – A Guide – Part 2

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Finding Old Highways – A Guide – Part 1

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Image of the Week – 3/15/15

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