3 Oct 2012

Montgomery Point Lock and Dam ensures system available during low-water conditions

by Little Rock District Public Affairs Montgomery Point Lock and Dam Ensures System Available During Low-Water Conditions LITTLE ROCK, Ark.-- During this year’s unseasonably dry summer the McClellan-Kerr Arkansas River Navigation System functioned as designed ensuring a 9-foot channel for barge traffic moving through the system. Because water levels on the Mississippi River dropped so low the crest gates at Montgomery Point Lock were used this summer for the first time since 2008.

3 Oct 2012

A first for MKARNS lock:Chouteau Lock gets new pintal ball

by Sara Goodeyon Tulsa District Public Affairs TULSA, Okla. -- Work involving the repair of a major component of a lock along the McClellan-Kerr Arkansas River Navigation System was recently completed ahead of schedule by the Tulsa District U.S. Army Corps of Engineers. The work involved the removal and replacement of a pintal ball at Lock 17 at Chouteau, Okla., This was the first time such a repair has been performed to a lock on the MKARNS. The entire lock was emptied of water, an operation referred to as "dewatering," so that the dam gate could be lifted for the removal of the pintal.