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County Road Standards and County Standard Specifications

New County road standards and specifications became effective March 2, 2023 through the adoption of County Ordinance No. 461.11 by the Riverside County Board of Supervisors. These standards replaced the previous County Ordinance No. 461.10 road standards adopted in 2007. A summary of the updates is available below.

 

 

ORDINANCE No. 461.11 County Road Standards and County Standard Specifications Cover, County Road Standards, County Standard Specifications, and Adopted Ordinance formatted for printing (25 MB PDF) effective 3/2/2023

County Road Standards – Road Standards Only (20 MB PDF) effective 3/2/2023

County Standard Specifications -  Specifications Only (<1 MB PDF) effective 3/2/2023

Summary of Updates between ORD 461.10 (2007) and ORD 461.11 (2023) (<1 MB PDF) 

See also: Plan Check Policies and Guidelines

To accommodate persons with disabilities, information is available in alternate formats upon request. 

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    INDEX

    ABBREVIATIONS

    EXPRESSWAYS

    GENERAL PLAN HIGHWAYS

    STREETS / FRONTAGE ROADS

    MEDIANS

    ROADWAY DESIGN

    BRIDGES

    RURAL ROADS

    CURBS, GUTTERS AND DRIVEWAYS

    DRAINAGE

    SIDEWALKS AND TRAILS

    ALLEYS

    SEWERS

    WATER

    GEOMETRICS

    MONUMENTING

    LIGHTING

    ROADWAY LANDSCAPING

    TRAFFIC