NAVNOTICE# 2019 - High Water Safety Advisory for portions of the UMR and ILR

To: ALL MARINERS
From: Coast Guard Upper Miss
Date: 12/29/09
Subject: High Water Safety Advisory for portions of the UMR and ILR
NAVNOTICE # 2019

USCG NOTICE TO MARINERS EIGHTH DISTRICT NR 0527-09 UM
USCG SECTOR UPPER MISSISSIPPI RIVER ISSUES THE FOLLOWING SAFETY
ADVISORIES:
A. ZONE 28 (MM 109.9 - 185.4 UMR) IS IN THE WATCH PHASE FOR
HIGH WATER CONDITIONS IN ACCORDANCE WITH THE UMR WAP ANNEX. 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 1-5 (MM 0.0 - 180.9 ILR) AND ZONES 7-8 (MM 145.6 - 199.9
ILR) ARE IN 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. ZONE 6 (MM 129 - 145.5 ILR) IS IN THE ACTION PHASE FOR EXTREME
HIGH WATER CONDITIONS IN ACCORDANCE WITH 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.
D. 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.