Civil Works

A massive, horizontally striped rectangular concrete beam is suspended mid-air by a heavy yellow crane block over a concrete foundation on the water.

Precision Heavy Lift: 420-Ton Concrete Beams Positioned at Chickamauga Lock Milestone

At A Glance Structural Milestone: Successful precision placement of initial 420-ton precast concrete beams for the new upstream approach wall. Dimensions & Scope: Individual beam parameters measure 10-feet by 10-feet wide by 120-feet long; 42 total units required to finalize […]

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A ground worker uses guide lines to steady a large circular upwelling ring as a heavy-duty yellow Grove mobile crane lifts it high above a concrete deck.

How $15,000 Upwelling “Bubblers” Are Saving Salmon in the Pacific Northwest

At A Glance Target Ecosystem: Enhancing thermal migration safety corridors for Pacific salmon and steelhead trout. Fiscal Efficiency: Drops project capital requirements from millions of dollars (legacy chimneys) down to $15,000 per bubbler unit. Initial Staging: Successfully operationalized at Lower

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A man smiling and wearing a red medal ribbon around his neck holds an official certificate from the Army Engineer Association, flanked by a civilian man and a female U.S. Army officer.

Grid Pioneer: How an Engineer’s Off-Grid Upbringing Revolutionized Hydropower Modeling

At A Glance Core Innovation: Spearheaded development of the approved GENQEJ generator modeling tool for the Western Interconnection. System Geography: Manages maintenance engineering arrays spanning the sprawling Columbia and Snake River hydropower networks. Grid Interfacing: Collaborated directly with industry expert

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A large group of military officials and civilians stand in a line on a concrete pier, preparing to cut a long blue ribbon with oversized ceremonial scissors, while a large ship and water fountains are visible in the background harbor.

USACE and Partners Deepen Navigation Channels for Larger Ships and Expanded Global Trade at Port of Brownsville

At A Glance Waterway Deepening: Channel depths excavated an additional 10 feet, pushing the main channel baseline to 52 feet and jetty channels to 54 feet. Strategic Stature: Elevates the Port of Brownsville into one of the deepest deep-draft ports

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A large industrial dredging vessel named DB CATALINA floats on choppy water under an overcast sky, equipped with heavy cranes, rigging towers, and red-and-white striped safety markers.

USACE Clears Critical Navigation Channels at MOTSU

At A Glance Project Investment: $6.3 Million federal navigation contract Sediment Footprint: 500,000 to 600,000 cubic yards extracted Primary Asset: DB Catalina (Western Hemisphere’s largest mechanical dredge) Eco Threshold: 90% emissions reduction; minimized sturgeon habitat risks Tactical Benefit: Pipeline-free configuration

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A woman stands in front of a large display monitor, pointing out geographical locations on a digital satellite terrain map of Puerto Rico for an audience.

USACE Caribbean District Unites Federal Partners in Preparation of 2026 Hurricane Season

The 2026 Atlantic hurricane season, which began June 1 and runs through November 30, is forecast by the National Oceanic and Atmospheric Administration to be near‑to-below‑average, meaning fewer named storms and hurricanes expected than in recent years. Despite the quieter

USACE Caribbean District Unites Federal Partners in Preparation of 2026 Hurricane Season Read More »

A detailed close-up of a heavy-lift hexacopter drone resting on its carbon-fiber landing gear on dry grass, showcasing its hybrid gas-electric engine setup.

Heavy-Lift Hybrid sUAS: How Next-Gen Drone Technology and LiDAR Transform Tactical Mapping

At A Glance: Next-Gen Aerial Surveys The Platform: The survey team recently deployed the heavy-lift Harris Aerial Carrier H6 Hybrid Drone during training at the former Fort Devens. Heavy Payload Capacity: Designed to carry up to 11-pound professional payloads, including

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High-angle exterior view of a modern industrial military facility building featuring a white corrugated facade, a red metal roof, and a clean concrete driveway.

USACE Strengthens Army Reserve Installation Management

At A Glance: Total Force Infrastructure Support The Alliance: A historical engineering partnership between USACE and the Army Reserve Installation Management Directorate (ARIMD). Decade Milestone: Finalizing a three-stage construction footprint at the Yakama Training Center Equipment Concentration Site this year.

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