thalweg

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thalweg

[′täl‚veg]
(geography)
The middle of the principal navigable waterway which serves as a boundary between two states.
(geology)
A line connecting the lowest points along a stream bed or a valley. Also known as valley line.
A line crossing all contour lines on a land surface perpendicularly.
(hydrology)
Water seeping through the ground below the surface in the same direction as a surface stream course.
References in periodicals archive ?
Over the river's racket, words wouldn't reach her, nor that thalweg she wants to fall asleep to.
My friend can dream up a thalweg and sleep easily 'til dawn.
Over time, the river itself will meander accordingly, and so, eventually, will the thalweg, snaking from side to side, belying any government's stake in its stability.
4, 5) etc., through the floodplain, thalweg and anthropogenic river bed geotops.
The process occurs during floods, with fine silt deposition and formation of microrelief meadow and thalweg with flat bottomed specific to all brooks.
Topolineaments are portrayed in the topography as: surface elevations, rapid changes in slope, surface crenulations, or valley thalwegs. Hydrographically-controlled topolineaments delimit very well grass-covered valley bottoms in the form of two parallel lines.
The greatest lowering of both the base and upper crest of the scarp is to be observed in the Bystrzyca river valley thalweg (Figs.
The described segment consists of two basins, which bear thalwegs of different orientation.
The work involved in this consultation include - The complete reconstruction of the pavement structure of 909 R & D and the creation of new communal way Luidefour,- The construction of sidewalks,- Planning stops cars,- Complete recovery of rainwater network,- The timely movement of drinking water and wastewater systems, networks and dry- Crossing thalwegs by hydraulic structures,- The construction of walls or supports and nailed walls.