Department of Public Works
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 Aviation
Airport Locations
Report problems/concerns
Airport Rules and Regulations (PDF: 154 KB, 20 pages)
Aviation Commission
Airport User Survey/Results

 Publications
Design Manuals
Countywide Construction Contracting Policy Manual (PDF: 15,970 KB, 249 pages)
Manual for Preparation of Geotechnical Reports (PDF: 1.50 MB, 124 pages)
Annual Water Quality Report
Flood, Debris, & Erosion Control Guide
San Gabriel Valley Water Conservation System
Hydrologic Publications
Publication Price List
 Property Management
County Surplus Properties
Guidelines for Slope Analysis - DMG 117 (PDF: 2.8 MB, 132 pages)
Manual for Preparation of Geotechnical Report (PDF: 1.50 MB, 124 pages)
Standard Border Sheets

 Other Services
Invoice Payment Status Inquiry
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