Updated from the 1996 edition, this manual provides water supply engineers and operators a single source for information about fiberglass pipe and fittings. New in this edition are the addition of metric equivalents; an expanded discussion of pipe mechanical properties with stress vs. strain curves; Buried Pipe Design chapter has expanded discussion of deflections caused by live loads and soil properties, a second method of determining pipe stiffness, and a new equation for pipe buckling; Guidelines for Underground Installation has additional information on soil backfill considerations and minimum trench width, new information on angularly deflected pipe joints, pressure testing, and a new section on trenching on slopes.