Related illustrations

1516

Casings for drilled wells

· p. 261

The cross section shows a drilled well extending through soil and impervious rock into water-bearing rock below the indicated water table. The casing lines the upper portion of the well, with annotations stating that it

1514

Bored wells

· p. 260

The illustration shows a cross section of a bored well with a segmented concrete casing, a cover, and an access hatch. The well is labeled as 2 to 3 feet in diameter with a usual depth of 50 to 100 feet, and water occupi