Density of the water sediment mixture (mass per unit volume),
including both water and sediment.
A vertical, or near vertical, wall that supports a bank or an
embankment; also may serve to protect against erosion.
Increasing the water discharge to account for high
concentrations of sediment in the flow.
Rock or earth embankment carrying a roadway across water.
The collapse of a bank caused by undermining due to the
action of flowing water.
Interconnected concrete blocks with regular cavities placed
directly on a streambank or filter to resist erosion. The cavities
can permit bank drainage and the growth of vegetation where
synthetic filter fabric is not used between the bank and
The bed and banks that confine the surface flow of a stream.
Straightening or deepening of a natural channel by artificial
cutoffs, grading, flow-control measures, or diversion of flow into
an engineered channel.
The removal of flows by natural or artificial means from a
natural length of channel.
The aspect of a stream channel in plan view, with particular
reference to the degree of sinuosity, braiding, and
Behavior of a channel with respect to shifting, erosion and
A low dam or weir across a channel used to control stage or
choking (of flow):
Excessive constriction of flow which may cause severe
A particle whose diameter is in the range of 0.00024 to 0.004
A cutoff meander bend filled with fine grained cohesive