{TAIL ~ The prefabricated braces} are secured in an appropriate configuration to modify the flow of water in a manner that will reduce the force of the water on one or more banks of {HEAD ~ the channel} or on the channel bed 
{ TAIL ~ The prefabricated braces } are secured in an appropriate configuration to modify the flow of water in a manner that will reduce the force of the water on one or more banks of { HEAD ~ the channel } or on the channel bed
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH