Porosity

March 14, 2019 admin 0

Porosity or void fraction is a measure of the void (i.e. “empty”) spaces in a material, and is a fraction of the volume of voids […]

Water table

March 10, 2019 admin 0

The water table is the upper surface of the zone of saturation. The zone of saturation is where the pores and fractures of the ground […]

depth of cut

Maximum depth of cut

February 20, 2019 admin 2

Example: A 9-m-thick layer of stiff saturated clay is underlain by a layer of sand.The sand is under artesian pressure. Calculate the maximum depth of […]

Water dowsing

February 5, 2019 admin 0

This is the practice of using a forked stick or other device to locate groundwater (and minerals). The dowser, or water witch, holds one fork […]

Soil Water Sampling

January 22, 2019 admin 2

Contamination moving from the surface toward the water table passes through the vadose zone. Monitoring of soil-water quality in the vadose zone beneath hazardous-waste land-treatment […]

WATER AND EXPANSIVE SOILS

January 21, 2019 admin 0

Water in the soil occurs as three types: Gravitation water: Water free to move downward from the force of gravity, or water that drains from […]

Spring

January 7, 2019 admin 0

●A spring is a natural emergence of water from the ground where the water table meets the surface, often at the foot of a slope.

Artesian basin

January 7, 2019 admin 0

●An artesian basinis a rock structure that forms a natural reservoir for water. It occurs when layers of sedimentary rock are folded into a depression. […]