The Coastal Drain: What Can It Do or Not Do?

Per Bruun


The Journal of Coastal Research (Vol. 4, No. 3, 1988) contains an article by BRUUN and ADAMS that features the use of hydraulic pressure to improve channel and bypassing stability at tidal inlets. A perforated pipe buried in the bottom is provided with a pressure potential causing an upward pressure gradient increasing buoyancy forces, thereby bed load transport.

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