LNM09-07A9FB
SÉCURITÉReceived 23 Sept 2026, 00:00 UTCArchived 30 Sept 2026, 17:34 UTC
Warning text
Positions open on the mapLAKE SUPERIOR - LITTLE GIRLS POINT TO SILVER BAY
General / Marine Construction (Excluding Bridges) / Dredging
General/Marine Construction (Excluding Bridges)/Dredging Mariners are advised that Viking Marine Construction will conduct hydraulic dredging, mechanical dredging, material offloading, and placement operations in Cornucopia Harbor, Wisconsin (Inner and Outer Harbor) from September 4, 2026 through September 26, 2026. The hydraulic cutterhead dredge "AJ" will operate from sunrise to sunset, 7 days per week, utilizing approximately 2,500 feet of submerged pipeline. Pipeline, anchor buoys, barges, dredging equipment, and support vessels may be present within or near the navigation channels and work areas. The pipeline and buoys will be marked with lighting, reflective tape, and high-visibility markers, with lighted buoys inside the channel. Mariners are requested to avoid all dredging equipment, submerged pipelines, buoys, anchors, and barges in the area. Vessels should maintain a safe distance, reduce wake, and proceed with extreme caution. The public must stay away from haul trucks, the material transfer/offloading area, and all operating equipment. Follow all posted signs, fencing, and designated routes for beach access and remain out of restricted safety zones. Contact the dredge operator on VHF-FM Channel 78 when necessary. For operations in Cornucopia Harbor, contact Joshua Adams at (231) 425-0194, available daily from Noon to 8:00 p.m.
Position 46-51.57N 091-06.30W
USCG Great Lakes District Local Notice to Mariners 38/2026
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Open on the full mapKeywordsmarine construction