Dutra
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PROJECTS
Dredging Projects
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PROJECTS
Marine Construction
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PROJECTS
Delta Division
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PROJECTS
Legacy Projects
![](https://www.dutragroup.com/wp-content/uploads/2024/05/ap200x200.png)
PROJECTS
Alternative Procurement
Dredging
![](https://www.dutragroup.com/wp-content/uploads/2022/04/chevron-terminal-dredging.png)
Dredging
Chevron Terminal Dredging
Chevron seeks 10-year permit to dredge 1.5M cubic yards from Richmond Long Wharf to maintain commercial ship access.
![](https://www.dutragroup.com/wp-content/uploads/2022/04/port-of-oakland.png)
Dredging
Port of Oakland Maintenance Dredging
Port of Oakland maintenance dredging of 6 berths, disposing 1.5M+ cubic yards at Montezuma to repair docks and facilities.
![](https://www.dutragroup.com/wp-content/uploads/2024/04/sacramento-dwsc.png)
Dredging
Sacramento DWSC
Annual maintenance dredging of Sacramento Deep Water Ship Channel to -30ft, disposing 1M+ cubic yards at upland sites.
![](https://www.dutragroup.com/wp-content/uploads/2024/04/mobile-harbor.png)
Dredging
Mobile Harbor Deepening Phase 4
Mobile Harbor Phase 4 deepened and widened Middle Bay Channel, with dredging and environmental protection measures.
![](https://www.dutragroup.com/wp-content/uploads/2024/04/norfolk-harbor.png)
Dredging
Norfolk Harbor
Norfolk Harbor channels deepened to -59ft for larger ships, with dredged material placed at DNODS.
![](https://www.dutragroup.com/wp-content/uploads/2024/04/brevard-beach.png)
Dredging
Brevard Mid and South Reach
Brevard County beach renourishment restored 12 miles of shoreline using beach-quality material.
![](https://www.dutragroup.com/wp-content/uploads/2024/04/pittsburg-basin.png)
Dredging
Pittsburg Basin 3
Pittsburg Marina maintenance dredging of 457K cubic yards to restore navigational depths.
![](https://www.dutragroup.com/wp-content/uploads/2023/04/red-hook-flats-anchorage.png)
Dredging
Red Hook Flats Anchorage
Red Hook Flats Anchorage dredged to -35/-40/-45ft, removing 500K cy of silt/clay for disposal at HARS site.
Marine Construction
![](https://www.dutragroup.com/wp-content/uploads/2020/04/miller-sweeney.png)
Marine Construction
Miller Sweeney
Carefully dismantled and disposed of the existing cable tower associated with the High Street Bridge.
![](https://www.dutragroup.com/wp-content/uploads/2021/04/ch-sugar.png)
Marine Construction
C&H Wharf Repairs
Repairs and rehabilitates wharf infrastructure at C&H Sugar facility in Crockett, CA over two phases in 2021 and 2023.
![](https://www.dutragroup.com/wp-content/uploads/2021/05/pier-g-project.png)
Marine Construction
Pier G
Expands container terminal wharf, demolishes, dredges, and adds infrastructure to accommodate larger ships.
![](https://www.dutragroup.com/wp-content/uploads/2024/04/bay-bridge-fenders-new-1.png)
Marine Construction
Bay Bridge Fenders
Repaired deteriorated fender system at Piers W3-W6, installing new chains, walers, and plastic lumber fenders.
![](https://www.dutragroup.com/wp-content/uploads/2024/04/phillips-66-1.png)
Marine Construction
Phillips 66
Repaired MOTEMS-compliant concrete/steel piles, beams, columns, and slabs at Phillips 66 marine terminal in Rodeo, CA.
![](https://www.dutragroup.com/wp-content/uploads/2022/04/amports.png)
Marine Construction
Amports / Valero Dock Repair & Rebuild
Emergency removal and rebuild of fire-damaged dock structures, ensuring safe navigation and operations.
![](https://www.dutragroup.com/wp-content/uploads/2024/04/carnival.png)
Marine Construction
Carnival Wharf H Improvements
Enhancing infrastructure for larger cruise ships with new moorings, catwalks, and a gangway tower.
![](https://www.dutragroup.com/wp-content/uploads/2022/04/montezuma-gates-1.png)
Marine Construction
Montezuma Gates
Replaces old Montezuma Slough salinity gate with new one to address drought and rising sea levels.
Delta Division
![](https://www.dutragroup.com/wp-content/uploads/2024/04/crane-cover-park.png)
Delta Division
Crane Cove Park
Transforms Pier 70's waterfront, integrating historic structures, shoreline restoration, and public access for Dogpatch/Potrero.
![](https://www.dutragroup.com/wp-content/uploads/2019/04/tule-red-tidal-restoration.png)
Delta Division
Tule Red Tidal Restoration Ph #2
The Tule Red Project restores 2,100 acres of Delta wetlands and uplands to support native wildlife.
![](https://www.dutragroup.com/wp-content/uploads/2024/04/winter-island.png)
Delta Division
Winter Island
Establishes tidal connectivity and enhances the marsh's ecological function to benefit the broader ecosystem.
![](https://www.dutragroup.com/wp-content/uploads/2024/04/ducks-south-bay-salt-ponds-2.png)
Delta Division
Ducks South Bay Salt Ponds
The South Bay Salt Pond Restoration Project will transform 15,100 acres of salt ponds into tidal wetlands.
![](https://www.dutragroup.com/wp-content/uploads/2021/04/dutch-slough-remote-med.png)
Delta Division
Dutch Slough
Restores 662 acres of marsh in Oakley, CA, involving levee work and 2 bridges for community use.
![](https://www.dutragroup.com/wp-content/uploads/2024/04/balmd-sac-river-erosion-control.png)
Delta Division
BALMD Sac River Erosion Control
Controlling erosion, creating habitats, and reducing maintenance on Brannan Island's Sacramento River levees.
![](https://www.dutragroup.com/wp-content/uploads/2024/04/arcf.png)
Delta Division
ARCF Sacramento River Erosion Contract 2
Part of the Sacramento River Erosion Countermeasures, covering 3 miles of the 10-mile bank protection.
![](https://www.dutragroup.com/wp-content/uploads/2024/04/staten-n-mokelumne.png)
Delta Division
Staten N. Mokelumne River Multi Benefit
The Staten Island project rehabs 16,000 LF of levees, enhances 6,125 LF of waterside habitat, to meet PL 84-99 standards.
![](https://www.dutragroup.com/wp-content/uploads/2024/04/richmond-terminal.png)
Delta Division
Richmond Terminal Wharf 4
The Terminal 4 project removes wharf, warehouse, and piles to restore the shoreline to a natural condition.
Alternative Procurement
![](https://www.dutragroup.com/wp-content/uploads/2022/07/san-francisco-marina-west-harbor.png)
Alternative Procurement
San Francisco Marina West Harbor
This renovation project involved demolishing the old wood docks, piles and gangways, and dredging to a depth of 12 feet.
![](https://www.dutragroup.com/wp-content/uploads/2022/07/north-bay-operations-and-maintenance.png)
Alternative Procurement
North Bay Operations and Maintenance
New ferry berths were designed and built to accommodate passenger service and maintenance activity.
![](https://www.dutragroup.com/wp-content/uploads/2022/07/brannan-andrus-levee.png)
Alternative Procurement
Brannan Andrus Levee Stability Berm
5,400 tons of drain rock placed as levee ballast to prevent slope slippage, hauling by truck from nearby marina.
![](https://www.dutragroup.com/wp-content/uploads/2024/05/alameda-seawall.png)
Alternative Procurement
Alameda Marina Seawall Improvements
Designed Alameda Marina waterfront/seawall improvements, overcoming access, security, and tidal challenges.
![](https://www.dutragroup.com/wp-content/uploads/2022/07/sacramento-river-erosion-site-revetment-restoration.png)
Alternative Procurement
Sacramento River Revetment Restoration
This project placed rip-rap on levees and removed vegetation to stabilize banks, reduce erosion, and manage the river.
Legacy
![](https://www.dutragroup.com/wp-content/uploads/2022/07/peyton-slough-restoration.png)
Legacy Project
Peyton Slough, California, Restoration
We capped toxic sediments and dredged a winding slough to keep poisons out of the Bay and create wildlife habitat.
![](https://www.dutragroup.com/wp-content/uploads/2022/07/dredging-jones-tract-flood.png)
Legacy Project
2004 Jones Tract Levee, California, Emergency Breach Repair
After a handshake deal with the governor, we plugged the breach with 200,000+ tons of rock, finishing 20 days early.
![](https://www.dutragroup.com/wp-content/uploads/2022/07/oakland-harbor.png)
Legacy Project
Oakland, California, Harbor Navigation Improvements
We performed 50% of the work needed to deepen the federal channels of the Oakland Harbor and Port-maintained berths.
![](https://www.dutragroup.com/wp-content/uploads/2022/07/crescent-city-areial.png)
Legacy Project
Crescent City, California, Marina
We built a tsunami-resistant marina during just two “environmental windows” when in-water work was not restricted.
![](https://www.dutragroup.com/wp-content/uploads/2022/07/upper-newport-bay-ecosystem-restoration.png)
Legacy Project
Upper Newport Bay, California, Ecosystem Restoration Phases I & II
We restored the entire Upper Newport Bay Basin and minimized the need for future maintenance of sensitive habitat areas.
![](https://www.dutragroup.com/wp-content/uploads/2022/07/eden-landing-tidal-restoration.png)
Legacy Project
Eden Landing – Tidal Restoration
To manage tidal wetlands, we restored 15,000 acres of former salt ponds at the San Francisco South Bay Pond.
![](https://www.dutragroup.com/wp-content/uploads/2022/07/san-francisco-marina-west-harbor.png)
Legacy Project
San Francisco Marina West Harbor Renovation
We demolished the old wood docks, piles and gangways, and dredged to a depth of 12 feet.
![](https://www.dutragroup.com/wp-content/uploads/2022/07/dredging-naval-base-san-diego.png)
Legacy Project
Naval Base San Diego, California, Maintenance Dredging
We conducted maintenance dredging at piers, and processed dredged material containing irradiated objects and explosives.