Overview of New Orleans District Portfolio - Navigation Projects
New Orleans District boasts an extensive portfolio of navigation projects, including thousands of miles of navigable waterways, deep and shallow draft channels, busy ports, and numerous locks and control structures. The district also provides details on the FY2023 dredging schedule for various locations along the Mississippi River, showcasing upcoming projects with specific quantities, depths, and business types.
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1 OVERVIEW OF NEW ORLEANS DISTRICT PORTFOLIO NEW ORLEANS DISTRICT NAVIGATION PROJECTS 2,800 Miles of navigable waterways 400 Miles of deep draft channels 2,400 Miles of shallow draft channels 5 of the nation s 15 busiest ports 18 Locks and Control Structures
2 FY2023 DREDGING SCHEDULE
3 MISSISSIPPI RIVER, SOUTHWEST PASS HOPPER DREDGE #1-23 & #2-23 (2024 DREDGING) LOCATION: Southwest Pass Mile 13 AHP - DREDGE TYPE: Hopper PLACEMENT: Open Water (HDDA & ODMDS) QUANTITY: 10M cy Cubit s Gap Project Location DEPTH: -56ft MLLW West Bay BUSINESS TYPE: Unrestricted HDDA Mile 0 #1-23 SWP & Secondary Dredging Regions: ADVERTISE: Dec 2022 BID OPENING: May 2023 Mile 11 BHP COMMENCE DREDGING: Feb 2024 SWP East Bay #2-23 SWP & Calcasieu Bar Channel: ADVERTISE: Dec 2022 Dredging Reach ODMDS BID OPENING: Jun 2023 Open Water Disposal Mile 22 BHP COMMENCE DREDGING: Mar 2024 SWP
4 MISSISSIPPI RIVER, SOUTHWEST PASS CUTTERHEAD LOCATION: Southwest Pass - - DREDGE TYPE: Cutterhead PLACEMENT: Wetland Development Mile 6 AHP QUANTITY: 4M cy Project Location Cubit s Gap DEPTH: -56 ft MLLW USINESS TYPE: Unrestricted West Bay Mile 0 ADVERTISE: Dec 2022 BID OPENING: Feb 2023 COMMENCE DREDGING: Mar 2023 DREDGE COMPLETE: Jun 2023 East Bay WORK RESTRICTIONS/WINDOW: N/A Mile 19.5 BHP Dredging Reach Wetland Development
5 MISSISSIPPI RIVER, NEW ORLEANS HARBOR LOCATION: New Orleans Harbor & GIWW Lock Forebays - DREDGE TYPE: Cutterhead PLACEMENT: Open Water Project Location QUANTITY: 700K cy IHNC Lock DEPTH: -15ft to -35ft LWRP Mile 94.6 BUSINESS TYPE: Unrestricted Mississippi River ADVERTISE: Apr 2023 BID OPENING: Jun 2023 Algiers Lock Harvey Lock Mile 101.1 COMMENCE DREDGING: Jun 2023 DREDGE COMPLETE: Aug 2023 WORK RESTRICTIONS/WINDOW: N/A Dredging Reach Open Water Disposal
6 MISSISSIPPI RIVER, HEAD OF PASSES, HOPPER DREDGE DISPOSAL AREA (HDDA) LOCATION: Head of Passes, Hopper Dredge Disposal Area - DREDGE TYPE: Cutterhead PLACEMENT: Wetland Cubit s Gap Project Location Delta National Wildlife Refuge QUANTITY: 6M cy DEPTH: -33.5ft to -50ft MLLW BUSINESS TYPE: Unrestricted HDDA West Bay HDDA ADVERTISE: Jun 2022 Mile 0 BID OPENING: Aug 2023 Pass A Loutre Wildlife Management Area COMMENCE DREDGING: Oct 2023 DREDGE COMPLETE: Mar 2024 WORK RESTRICTIONS/WINDOW: N/A Dredging Reach Wetland Development
7 CALCASIEU RIVER BAR CHANNEL LOCATION: Calcasieu River Bar Channel (combined with Southwest Pass) - DREDGE TYPE: Hopper PLACEMENT: ODMDS Project Location Calcasieu Lake QUANTITY: 7M cy DEPTH: -43ft MLLW BUSINESS TYPE: Unrestricted Mile -1.7 Calcasieu River Bar Channel ADVERTISE: Dec 2022 BID OPENING: Jun 2023 COMMENCE DREDGING: Dec 2023 Gulf of Mexico DREDGE COMPLETE: Feb 2024 Mile -31.97 WORK RESTRICTIONS/WINDOW: N/A Dredging Reach ODMDS
8 CALCASIEU RIVER MILES 17 TO 36 AND DEVIL S ELBOW - LOCATION: Calcasieu River Miles 17 to 36 and Devil s Elbow Mile 36 DREDGE TYPE: Cutterhead PLACEMENT: CDF (Confined Disposal Facility) Project Location Devil s Elbow QUANTITY: 4.5M cy DEPTH: -43ft MLLW Calcasieu River BUSINESS TYPE: Unrestricted ADVERTISE: Jun 2023 BID OPENING: Jul 2023 Mile 17 COMMENCE DREDGING: Sep 2023 DREDGE COMPLETE: Jul 2024 WORK RESTRICTIONS/WINDOW: N/A Calcasieu Lake Dredging Reach CDF
9 FRESHWATER BAYOU BAR CHANNEL LOCATION: Freshwater Bayou Bar Channel - DREDGE TYPE: Cutterhead PLACEMENT: Beach Nourishment Project Location QUANTITY: 800K cy DEPTH: -16ft MLG Freshwater Bayou Lock BUSINESS TYPE: O&M ADVERTISE: Dec 2021 Mile 1.3 BID OPENING: Jun 2023 Freshwater Bayou Bar Channel COMMENCE DREDGING: Sep 2023 Gulf of Mexico DREDGE COMPLETE: Dec 2023 Mile -4.0 WORK RESTRICTIONS/WINDOW: N/A Dredging Reach Beach Nourishment
10 BAYOU TECHE, EAST AND WEST CALCUMET - LOCATION: Bayou Teche East and West Calumet Floodgate DREDGE TYPE: Cutterhead/Bucket PLACEMENT: Overboard Project Location QUANTITY: 37K cys DEPTH: -9 ft MLG BUSINESS TYPE: Small Business ADVERTISE: Sept 2022 BID OPENING: Nov 2022 Calumet Floodgates COMMENCE DREDGING: Dec 2022 DREDGE COMPLETE: Feb 2023 WORK RESTRICTIONS/WINDOW: N/A Dredging Reach Open Water Placement
11 ATCHAFALAYA RIVER, CREWBOAT CUT, BAY, AND UPPER BAR CHANNEL LOCATION: Atchafalaya River Crewboat Cut, Bay, and Upper Bar - DREDGE TYPE: Cutterhead Crewboat Cut PLACEMENT: Wetland Nourishment Project Location QUANTITY: 3M cy Atchafalaya Delta WMA DEPTH: -22ft MLG BUSINESS TYPE: Unrestricted Upper Bay ADVERTISE: Jun 2022 Lower Bay BID OPENING: Jul 2023 COMMENCE DREDGING: Aug 2023 DREDGE COMPLETE: Dec 2023 WORK RESTRICTIONS/WINDOW: N/A Upper Bar Dredging Reach Marsh Creation Bird Island
12 ATCHAFALAYA BASIN, GIWW AND MISC. PROJECTS IDIQ LOCATION: Berwick Bay Harbor, Berwick Lock, Tidewater Point, 20 Grand Point, Morgan City Docks East, Mile 99, GIWW at Bayou Shaffer, Wax Lake Outlet (continued on next slide) Berwick Lock Forebay Berwick Bay Harbor Morgan City Docks East Tidewater Pt DREDGE TYPE: Cutterhead Project Location - PLACEMENT: Open Water and Sand Pits 20 Grand Pt GIWW at Bayou Shaffer QUANTITY: 1.2M cy Morgan City DEPTH: -6 ft to -15 ft NGVD BUSINESS TYPE: Unrestricted Wax Lake Crossover Mile 99 ADVERTISE: May 2023 BID OPENING: Jun 2023 GIWW Atchafalaya River COMMENCE DREDGING: Jul 2023 DREDGE COMPLETE: Oct 2023 Dredging Reach Open Water Disposal Sand Pit Placement WORK RESTRICTIONS/WINDOW: N/A
13 ATCHAFALAYA BASIN, GIWW AND MISC. PROJECTS IDIQ (CONTINUED) Tailbay LOCATIONS: Port Allen Lock Forebay, Baton Rouge Harbor (Devil s Swamp), Three Rivers, Old River Lock Forebay and Old River Lock Tailbay Old River Lock *See previous slide for dredging information - Baton Rouge Harbor Old River Project Location Baton Rouge Mississippi River Port Allen Lock Forebay Dredging Reach Open Water Disposal
14 BAYOU LAFOURCHE BAR CHANNEL LOCATION: Bayou Lafourche Bar Channel (combined contract with Houma Navigation Canal using New Orleans Harbor and Various Bar Channels #3-23) - Port Fourchon DREDGE TYPE: Cutterhead Bayou Lafourche Project Location PLACEMENT: Beach Nourishment QUANTITY: 400K cy DEPTH: -24ft to -30ft MLG Mile 0.5 BUSINESS TYPE: Unrestricted ADVERTISE: Apr 2023 BID OPENING: Aug 2023 COMMENCE DREDGING: Sep 2023 Mile -1.8 DREDGE COMPLETE: Nov 2023 Gulf of Mexico Dredging Reach Beach Nourishment WORK RESTRICTIONS/WINDOW: N/A
15 HOUMA NAVIGATION CANAL, TERREBONNE BAY AND CAT ISLAND PASS LOCATION: Houma, Terrebonne Bay & Cat Island Pass (combined contract with Bayou Lafourche Bar Channel using New Orleans Harbor and Various Bar Channels #3-23) - Cocodrie Mile 11 DREDGE TYPE: Cutterhead Project Location PLACEMENT: Single Point Discharge, Open Water Terrebonne Bay QUANTITY: 250K cy DEPTH: -15ft to -18ft MLG BUSINESS TYPE: Unrestricted ADVERTISE: Apr 2023 Mile 0 BID OPENING: Aug 2023 Cat Island Pass Dredging Reach Open Water Disposal COMMENCE DREDGING: Nov 2023 DREDGE COMPLETE: Dec 2023 Single Point Discharge WORK RESTRICTIONS/WINDOW: N/A
16 OUTLETS AT VENICE, TIGER PASS LOCATION: Tiger Pass Venice DREDGE TYPE: Cutterhead PLACEMENT: Wetland Development QUANTITY: 1M cy Project Location DEPTH: -14ft to 16ft MLG BUSINESS TYPE: Unrestricted ADVERTISE: Jul 2023 Mile 7 BID OPENING: Aug 2023 COMMENCE DREDGING: Sep 2023 Tiger Pass Mile 14 DREDGE COMPLETE: Feb 2024 - WORK RESTRICTIONS/WINDOW: N/A Dredging Reach Wetland Development
