Development of areas surrounding the River Murray has included the construction of various locks, weirs, and barrages along the river itself. The primary purpose of a weir is to create an artificial barrier that raises the water level, enab...
http://www.thelivingmurray.mdbc.gov.au/faq/
It already has started. In May 2000, we awarded a $6.4 million contract to GASA, Inc. to dredge between river miles 40 and 41. This is the first dredging effort. Much more work remains to be completed. The remaining dredging may be done in ...
http://www.lrp.usace.army.mil/pm/lowermon.htm
No locks, but it is not navigable upstream of KC. There are numerous dams on it for city water supplies and industrial applications.
http://answers.yahoo.com/question/index?qid=20081222070...
There appears to be some traffic both upbound and downbound below lock 19. Nothing moving above that.
http://answers.yahoo.com/question/index?qid=20080117104...
I found the following information for you regarding your question: http://outreach.lrh.usace.army.mil/States/KY/Default.htm Green River Locks and Dam is a small but navigable channel for recreational and commercial boaters on the Green Rive...
http://yedda.com/questions/history_350826381653794/?src...
The schedule for the Soo Locks typically dictates the flow of shipping traffic on the upper Great Lakes. The Locks close for the season on January 15 and re-open on March 25. Once freighter traffic begins, it is difficult to predict when sh...
http://www.greatwaters.net/faq.htm?go=detail&id=80
The down stream side is usually where the action is. Fish swim upstream to follow the scent of their prey. Swimming upstream, they are blocked by the lock and have to stop. They will congregate there realizing that occassionally there is an...
http://www.fieldandstream.com/answers/fishing/more-fres...