Water Management and Conservation

width /depth ratio

Length /depth ratio

depth /width ratio

depth /Length ratio

Stable river

Deltaic river

Unstable river

Degrading river

41560ft3

40560ft3

43560 cubic feet

42560ft3

Contour point

Bench mark

Reduce level

Reference point

In a cippoletti weir

In a suppressed weir

In a weir with end contractions

In all weir

Specific weight

Mass density

Mass weight

Capillary rise is significant

4fLv/gd

4fLv2/2gd

4fLv2/gd

4fLv/2gd

Aquifuge

Aquiclude

Aquifer

Confined-aquifer

Shooting flow

Critical flow

Streaming flow

Turbulent flow

Pressure head + kinetic head and datum head

Velocity head + potential head + datum head

Velocity head + kinetic head + datum head

The energy head + potential head + datum head