Assertion: adjustable weir | /r/HasProperty | controlled by device
Facets:
value: in such a manner
type: MANNER
value: automatically
type: MANNER
Source sentences:
text: The adjustable weir is automatically controlled by a device responsive to the water level in the tailrace in such a manner that the weir is kept below and out of the flow of water egressing from the turbine as long as the water level does not drop below a pre-determined minimum level.