NAVNOTICE# 2013 - Updated WAP for UMR and ILR

To: ALL MARINERS
From: Coast Guard Upper Miss
Date: 12/25/09
Subject: Updated WAP for UMR and ILR
NAVNOTICE # 2013

USCG SECTOR UPPER MISSISSIPPI RIVER ISSUES THE FOLLOWING SAFETY
ADVISORIES:
A. ZONE 28 (MM 109.9 - 185.4 UMR) HAS ENTERED THE WATCH PHASE FOR
HIGH WATER CONDITIONS IN ACCORDANCE WITH THE UMR WAP ANNEX. ALL
VESSELS ARE REQUESTED TO TRANSIT THIS AREA WITH CAUTION AND AT
THEIR SLOWEST SAFE SPEED TO MINIMIZE WAKE DAMAGE. DOWN STREAMING
OPERATIONS ARE NOT RECOMMENDED, UNLESS THE VESSEL IS EQUAL TO OR
GREATER THAN 75 FEET IN LENGTH AND THE VESSEL HAS A MINIMUM OF 1800
HORSEPOWER. MARINERS SHOULD PROCEED AT THE SLOWEST SAFE OPERATING
SPEED BASED UPON PREVAILING CONDITIONS IN ORDER TO MINIMIZE WAKE
DAMAGE. DRIFT OF DEBRIS MAY BE A HAZARD TO NAVIGATION AND MAY DRAG
BUOYS OFF STATION OR SEVER BUOYS FROM THEIR MOORINGS. ALL TOWBOAT
OPERATORS SHOULD BE EXPERIENCED IN HIGH WATER OPERATIONS.
B. ZONES 2-5 (MM 10.0 - 128.9 ILR) HAVE ENTERED THE WATCH PHASE
FOR HIGH WATER CONDITIONS IN ACCORDANCE WITH THE ILR WAP ANNEX. ALL
TOWING VESSELS ARE PROHIBITED FROM LAYING UP ON LEVEES. DOWN
STREAMING OPERATIONS ARE NOT RECOMMENDED, UNLESS A VESSEL IS EQUAL
TO OR GREATER THAN 75 FEET IN LENGTH AND HAS A MINIMUM OF 1800
HORSEPOWER. DRIFT OF DEBRIS MAY BE A HAZARD TO NAVIGATION, AND MAY
DRAG BUOYS OFF STATION. ALL VESSELS ARE REQUESTED TO TRANSIT THIS
ZONE WITH CAUTION AND AT THEIR SLOWEST SAFE SPEED TO MINIMIZE WAKE
DAMAGE.
C. FOR ALL AREAS, MARINERS ARE REQUESTED TO STAY AWARE OF THE
CLOSE PROXIMITY OF RAILWAYS WHEN CHOOSING A LOCATION TO PUSH INTO
THE BANK. WITH CURRENT RIVER STAGES, RAILWAY SYSTEMS CLOSE TO THE
RIVERS EDGE MAY BECOME THREATENED BY THE HEAD OF A TOW WHEN PUSHED
INTO THE BANK.