What is the maximum height for fences in la county residential areas?

Topanga community for construction of fences and walls exceeding the maximum allowable height of 42 inches within required front yards, and within side and rear yards adjacent to roadways, to a maximum height of six feet, and proposes development standards to regulate fence height, materials, and transparency. All fences, walls and hedges in the entire Topanga community would be required to adhere to the new development standards. In the North Area CSD, only the Topanga Canyon Area will be affected by the amendments. For the purposes of this report, the term "fences" is meant to include fences, walls and hedges, unless specified otherwise. For more information on the maximum height for fences in the LA County, go to: http://planning.lacounty.gov/doc/ord/Topanga_CSD_Draft_Report_Amend_Sep08.pdf