Frequently Asked Questions (FAQ)

How do I obtain the latest copy of the LA County Highway Design Manual?

The 1972 edition of the 'Los Angeles County Highway Design Manual' is out of print. The new 'Street and Highway Design References' is in the process of being finalized. If you have questions regarding this publication, please contact James Thurow at (626) 458-7837.

DES Design drawings specifications retrofits rehabilitation bridges