NAVNOTICE# 1223 - WAP/ UMR/ILR RESTRICTIONS BNM NR 0293-08 UM 1530 CDT

To: ALL MARINERS
From: Coast Guard Upper Miss
Date: 7/15/08
Subject: WAP/ UMR/ILR RESTRICTIONS BNM NR 0293-08 UM 1530 CDT
NAVNOTICE # 1223

SUBJ: WESTERN RIVERS BNM NR 0293-08 UM
SAFETY AND SCHED BCSTS UNTIL CANCELLED
CANCEL WESTERN RIVERS BNM NR 0285-08 UM
USCG NOTICE TO MARINERS EIGHTH DISTRICT NR 0293-08 UM
SECTOR UPPER MISSISSIPPI RIVER ISSUES FOLLOWING SAFETY ADVISORY:
A. ZONE 28 (MILES 109.9 - 185.4 UMR) IS IN THE HIGH WATER
RECOVERY PHASE OF THE UMR WAP ANNEX. A SAFETY ADVISORY HAS BEEN
ESTABLISHED IN ST. LOUIS HARBOR (MILES 179.0 - 184.0 UMR).
DUE TO HIGH WATER CONDITIONS AND DRIFT POTENTIAL MARINERS ARE
ADVISED TO EXCERCISE CAUTION AND MINIMIZE WAKE WHILE TRANSITING THE
AREA. DOWN STREAMING OPERATIONS ARE NOT RECOMMENDED UNLESS THE VSL
IS EQUAL TO OR GREATER THAN 75 FT IN LENGTH AND HAS A MINIMUM OR
1800 HORSEPOWER. DUE TO HIGH RIVER LEVELS, DRIFT OF DEBRIS IS AN
ISSUE WITH NAV AND IT MAY DRAG BUOYS OFFSTA AND SEVERE BUOYS FROM
THEIR MOORINGS.
B. ALL TOWING VESSELS SHOULD PROCEED AT THE SLOWEST SAFE OPERATING
SPEED BASED UPON PREVAILING CONDITIONS IN ORDER TO MINIMIZE WAKE
DAMAGE. ALL MARINERS ARE ENCOURAGED TO ENSURE THAT ALL MOORED
VESSELS AND BARGES ARE ADEQUATELY SECURED WITH THE ANTICIPATION OF
INCREASED VELOCITY AND HIGH WATER. COTP UPPER MISSISSIPPI RIVER
REMINDS ALL MARINERS TO USE EXTRA CAUTION AND TO BE ESPECIALLY
VIGILANT DURING ALL BRIDGE AND LOCK APPROACHES IN THESE ZONES DUE
TO SWIFT CURRENTS.
C. THE FOLLOWING ZONES ARE IN THE HIGH WATER ACTION PHASE OF THE
UMR WAP ANNEX: ZONE 26 - 24 (MILES 200.5 - 301.2 UMR).
D. THE FOLLOWING ZONE ARE IN THE HIGH WATER RECOVERY PHASE OF THE
UMR WAP ANNEX: ZONE 17 - 22 (MILES 324.9 - 457.1 UMR).
E. THE FOLLOWING ZONES ARE IN THE HIGH WATER RECOVERY PHASE OF THE
ILR WAP ANNEX: ZONES 1 AND 2 (MILES 0.0 - 49.9 ILR).
F. ALL TOWING VESSELS SHOULD PROCEED AT THE SLOWEST SAFE OPERATING
SPEED BASED UPON PREVAILING CONDITIONS IN ORDER TO MINIMIZE WAKE
DAMAGE. ALL MARINERS ARE ENCOURAGED TO ENSURE THAT MOORED VESSELS
AND BARGES ARE ADEQUATELY SECURED WITH THE ANTICIPATION OF
INCREASED VELOCITY AND HIGH WATER. COTP UPPER MISSISSIPPI RIVER
REMINDS ALL MARINERS TO USE EXTRA CAUTION AND TO BE ESPECIALLY
VIGILANT DURING ALL BRIDGE AND LOCK APPROACHES IN THESE ZONES DUE
TO SWIFT CURRENTS.
G. COTP UMR HAS LIFTED RESTRICTIONS TO REC TRAFFIC ON THE UMR
AND ILR. ALL MARINERS ARE REQUESTED TO TRANSIT THESE RIVERS WITH
CAUTION.B. THE FOLLOWING ZONES ARE IN THE HIGH WATER ACTION PHASE
OF THE UMR WAP ANNEX: ZONE 26 - 24 (MILES 200.5 - 301.2 UMR).