USCG: Upper Mississippi River (Construction Power Line Crossing MM81.8)

All Mariners are advised of power line crossing operations on the Upper Mississippi River near MM 81.8. Operations will begin tomorrow March 13th at 8AM Local Time to 7PM. Mariners are requested to contact "Mc Donnel Portable" Via VHF CH-13 or via cellphone at (573) 434-1691 an hour ahead of arrival at MM 81.8 to make passing arrangements and again at 30 minutes out for a follow-up check-in.
CANCEL AT//140100Z MAR 24//