Guidance for Consultants

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The materials on this page provide guidance for ACHD’s consultants regarding design of ACHD capital projects. All materials are provided in a pdf format and select materials are also provided in Microsoft Word format for your convenience. The pdf versions will be considered the official direction to consultants.

ADA Compliance

Ensure work done in Ada County is in compliance with the American Disabilities Act (ADA).

Special Provision on ADA During Construction:

Bid Item Averages

Historical bid estimations for project materials in Ada County.

CAD Standards

CAD Standards- CAD standards for Ada County Highway District projects.

Design Services

Information related to Design Services and procedures for the Ada County Highway District.

Mobility

Information related to Mobility requirements and procedures for ACHD

Right-of-Way

Information and requirements for ACHD right-of-way standards.

Stormwater Quality

These documents present easy-to-implement guidelines for revegetation of side-slopes, banks, and bottoms (except sand invert areas) of new and existing stormwater management basins throughout the jurisdiction of ACHD.

Traffic Services

ACHD has adopted the three enclosed general special provisions for the installation, administration, measurement and payment of construction traffic control. These provisions should be used on all current and future projects.

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