Answer:

sluice

Answer	Crossword Clue
SLUICE	Wet channel
SLUICE	Man-made channel
SLUICE	Gated conduit

SLUICE	Artificial water channel
SLUICE	Regulated channel
SLUICE	Water channel
SLUICE	Floodgate
SLUICE	Irrigation device
SLUICE	Artificial channel for water.
SLUICE	Channel for carrying off water.
SLUICE	Channel.

SLUICE	Gated waterway.
SLUICE	Lumbermill viaduct.
SLUICE	Waterway.
SLUICE	Washing trough.
SLUICE	Floodgate.
SLUICE	Artificial stream
SLUICE	Control gate
SLUICE	Waterway

SLUICE	Valve or channel
SLUICE	Water carrier
SLUICE	Artificial channel
SLUICE	Channel
SLUICE	Water conduit
SLUICE	Closable channel
SLUICE	Prospector's channel
SLUICE	Sloping water trough

SLUICE	Gated water channel