Originally built in the 1920s, the housing project in Los Angeles was rebuilt in 1974, but was suffering from the onset of pinhole leaks in its copper drinking water pipes that are located within the structure of the units. Pipes varied in size from ½-inch to 1 ½-inch in diameter.
In February 2018, the County of Los Angeles Housing Authority contracted to have the ePIPE process completed in a seven unit residential complex. The seven units were completed over a two-day period. One day involved pre-installation set-up of valves and the second day for the restoration of the hot and cold water pipes.riginally built in the 1920s, the housing project in Los Angeles was rebuilt in 1974, but was suffering from the onset of pinhole leaks in its copper drinking water pipes that are located within the structure of the units. Pipes varied in size from ½-inch to 1 ½-inch in diameter.