|NOTICE TO NAVIGATION INTERESTS|
|ST. LOUIS DISTRICT||DATE:||12/19/2014||NOTICE NUMBER: 2029|
1222 SPRUCE STREET
ST. LOUIS MO 63103-2833
||LOCAL NUMBER: PN 13-07
WATERWAY: UPPER MISSISSIPPI
EFFECTIVE: 08/01/2013 00:00 thru UNTIL FURTHER NOTICE CST
|Dike 222.4 (R)|
1. All navigation interests are advised that degrading work has been completed on the dikes at 222.4(R), located at the head of Island 521 in Mel Price Pool. These structures have been degraded to allow additional width and depth for the navigation channel. As a result of degrading operations, 15-ft of depth exists at minimum pool over these structures.
2. USACE electronic charts will be updated to show these structures as weirs.
3. For reference, attached is the current navigation chart showing the location of the structures at 222.4 (R) and a detailed confirmation survey. The detailed confirmation survey shows the top elevation of Dike 22.4 (R) to be below elevation 403, or 15-ft below the minimum pool elevation of 418.
FOR THE DISTRICT ENGINEER:
Andrew C. Schimpf, P.E.
Rivers Project Manager