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FL: Hillsborough Bay, Tampa Harbor, Drfedging
- Date Reported: Sep 18, 2024
- Reporter: Ted Stehle
- Source: CG 7th District LNM 0738/24
- Description:
Orion Marine will conduct mechanical clamshell dredge operations at miscellaneous berths and shipping channels within Tampa Harbor, with an anticipated completion date of March 30, 2025. Work hours are 12 hours per day 7 days per week during daylight. Mechanical Clamshell Dredging will be performed within Port Tampa Bay (also inclusive of Port Sutton Channel, Port Sutton Turning Basin, Ybor Channel, Upper and Lower Sparkman Channels, East Bay Channel and Channel Extensions, Port Redwing, and Big Bend Channel). Loaded scow barges will be transported from the dredge areas (above) to the North side of Disposal Island 2D. Material from scow barges will be slurried and hydraulically pumped to the Disposal Island 2D. via submerged high-density polyethylene pipeline.
Approximate Location of Temporary Features North of Disposal Island 2D:
BG1A Offloading Barge 230 feet by 60 feet w/ Spuds 27-53-16.90N/82-25-56.78W
MP1A Mooring Pile #1A 24 inch Round Steel 27-53-16.65N/082-25-55.62W
MP2A Mooring Pile #2A 24 inch Round Steel 27-53-16.45N/082-25-54.78W
MP3A Mooring Pile #3A 24 inch Round Steel 27-53-16.31N/082-25-53.88W
Pipeline Discharge on 2D 16 inch HDPE Pipe 27-53-00N/082-25-51W
Mariners are urged to use extreme caution in the area, transit at their slowest safe speed to minimize wake, and proceed with caution after passing arrangements have been made on VHF–FM channels 13, 16 or 79 with contact vessel M-1702 (HS Liebherr 895 HD). Floating rubber pipeline and submerged polyethylene pipeline associated with the hydraulic unloading operation(s) at the Disposal Island will be utilized. Pipeline, vessels, and mooring piles will be visibly lighted. For further information contact: Thomas Mitchell at (813) 220-5948 or Brian Yaksh at (904) 236- 0036. - Lat / Lon: N 27° 51.582' / W 082° 26.903'
