圣迭戈县水资源管理局已经完成了一个3.4英里（5.5公里）长、72英里长的项目-加利福尼亚州圣地亚哥县西北部直径为1830 mm的饮用水管道和相关设施。北县配水管道项目包括管道、三个流量控制和计量设施、一个1-mil-gal（0.0004 x 10 6-m3）预应力混凝土调节结构和一个氯接触池。该管道平行并穿过两条24英寸长的管道-直径为610 mm的饮用水管道，为加利福尼亚州Oceanside提供85%的日常供水。施工于1995年3月开始，1996年底结束。包括数字。

The San Diego County Water Authority has nearly completed a 3.4-mi (5.5-km), 72-in.-(1,830-mm-) diameter potable water pipeline and associated facilities in northwest San Diego County, California. The north county distribution pipeline project includes the pipeline, three flow control and metering facilities, a 1-mil-gal (0.0004 x 10 6-m3) prestressed concrete regulating structure, and a chlorine contact tank. The pipeline parallels and crosses two 24-in.-(610-mm-) diameter potable lines that serve 85 percent of the daily water supply to Oceanside, California. Construction began in March 1995 and concluded late in 1996. Includes figures.