Distribution Uniformity - English (PDF: 122 KB)
Distribution Uniformity - Spanish (PDF: 259 KB)
Frost Protection by Sprinkling (PDF: 43 KB)
Maintenance Guide for Impact Sprinklers (PDF: 95 KB)
Sprinkler Irrigation Uniformity (PDF: 123 KB)
Micro Spray Pattern Selection (PDF: 105 KB)
Reference Formulas (U.S. units) (PDF: 73 KB)
Sprinkler irrigation system designers have always wrestled with one basic question - how to space their sprinklers to achieve a desired uniformity and precipitation rate. In recent years, the sprinkler irrigation industry has increasingly relied and standardized on a computer program called SPACE from the Center for Irrigation Technology (CIT) in Fresno, California.