Offices and Units

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 Directorates and Offices

Civil Works

The Civil Works programs include water resource development activities including flood control, navigation, recreation, and infrastructure, environmental stewardship and emergency response.


Provide comprehensive contracting and acquisition solutions in times of peace, war and disaster for USACEand its national and global partners

Corporate Information (Information Technology)

Serves as the USACE Chief Information Officer and provides executive leadership for the Corps information management program.

Cost Engineering

Formulates all regulations and policies, and provide guidance and directions on all issues related to Cost Engineering for the Military Programs, Civil Works, Environmental and Construction Programs. In addition, it provides economic analysis for the Military Construction program and oversees the maintenance and operation support of the Cost Engineering automation tools.


The US Army Corps of Engineers Legal Services System is an integrated network of counsel offices that spans the globe including more than 50 offices in the Continental United States, as well as offices in Hawaii, Alaska, Korea, Japan, Germany and Iraq. These offices employ over 500 attorneys and support staff. We are counselors to decision-makers and play a critical role in the planning and execution of Corps projects.

Emergency Operations

Each year, the Corps sends hundreds of people to respond to disasters around the world. In any disaster, Corps of Engineers three top priorities are: Support immediate emergency response priorities; Sustain lives with critical commodities, temporary emergency power and other needs; and, Initiate recovery efforts by assessing and restoring critical infrastructure.

Engineer Inspector General

To determine the state of discipline, efficiency, economy, morale, training and readiness throughout USACE while providing the commander a continuous, objective and impartial assessment of the operational and administrative effectiveness of the command.

Engineering and Construction

Provides HQUSACE staff support; and directs the technical aspects of engineering, construction management, environmental protection and restoration, operations, maintenance and repair activities of USACE missions worldwide.


The Corps supports or manages numerous environmental initiatives including Ecosystem Restoration, Formerly Used Defense Sites, Environmental Stewardship, support to EPA Superfund and Brownfields programs, Abandoned Mine Lands, Formerly Utilized Sites Remedial Action Program, Base Realignment and Closure 2005, and Regulatory. The Corps' environmental programs support the warfighter and military installations worldwide as well as the Corps' public recreation facilities throughout the country.

Equal Employment Opportunity

Manages and directs the Equal Employment Opportunity and Affirmative Employment Programs for the Commander, USACE.


Collects, documents, interprets, disseminates, and preserves the history and heritage of the U.S. Army Corps of Engineers. 

Human Resources

Exercise headquarters command policy guidance and staff supervision on USACE military and civilian personnel programs.


Provide the full spectrum of support from peacetime to contingency planning and response, mobilization, wartime, humanitarian operations, and disaster relief.

Military Missions

Provide premier engineering and construction, real estate, stability operations, and environmental management products and services for the Army, Air Force, other assigned U.S. Government agencies and foreign governments.

Operational Protection Division

The Operational Protection Division (OPD) serves as the primary advisor to the USACE Commanding General for protection. Provides policy and support to USACE organizations for the functional areas of Antiterrorism (AT), Physical Security (PS), and Law Enforcement (LE) and Criminal Intelligence (CRIMINT). In support of the Director of Contingency Operations, coordinates and synchronizes the functional areas of protection in order to maximize the security of the USACE workforce, infrastructure, and information in a risk-informed manner.

Real Estate

Acquires, manages and disposes of real estate for the Department of the Army; executes DoD Executive Agent responsibilities; executes specialized programs; provides real estate services on an as-needed basis to our government partners; and performs unique contingency capabilities.

Research & Development

Creates and shapes policy and perform strategic planning, direction and oversight of research and development for the Corps Military and Civil Works programs, and for the war fighter; advises the Chief of Engineers on matters of science and technology (S&T) and set conditions for success in all S&T conducted in the Corps.

Reserve Components

The Office of the Deputy Commanding General, Reserve Affairs is the USACE proponent for policies, procedures, and command guidance on issues concerning Reserve and National Guard Engineer resources in support of the US Army Corps of Engineers to include Individual Mobilization Augmentee, Drilling IMA, Troop Program Unit, and Individual Ready Reserve force management.

Resource Management

Responsible for the development and implementation of policies and processes required to justify, defend, and manage the US Army Corps of Engineers financial and staffing resources.  DRM provides the fiduciary and manpower management support and services necessary to execute the Corps annual $20 billion program.

Safety & Occupational Health

Provide policy, programs, technical services, oversight and outreach related to safety and occupational health matters in support of USACE missions worldwide.

Small Business

Developing small businesses and maximizing their opportunities to participate in our procurements, thereby ensuring a broad base of capable suppliers to support the Corps of Engineers’ mission and strengthen the nation’s economic development.

Strategy and Integration

Maintains and provides innovative professional level strategic planning, analysis, assessment, and monitoring capabilities, methodologies, and approaches to assist HQUSACE and MSC leaders in the development, implementation, and management of command strategic plans and strategies.

 Other Organizations

Finance Center
The U.S. Army Corps of Engineers Finance Center mission is to provide responsive, professional operational finance & accounting day-to-day support for the US Army Corps of Engineers worldwide. This includes the full range of customer services, payments, disbursing, accounting, and financial reporting for Civil Works and Military Programs appropriated funds, and Revolving & Trust funds.

Humphreys Engineer Center Support Activity
Responsible for providing day-to-day installation management and support services to the Headquarters, U.S. Army Corps of Engineers and other Corps activities located in the National Capital Region.


249th Engineer Battalion
The 249th Engineer Battalion (Prime Power) is a versatile power generation battalion assigned to the U.S. Army Corps of Engineers that provides commercial-level power to military units and federal relief organizations during full-spectrum operations.

Prime Power School
Responsible for the development of Army and Navy power generation specialists.

Contingency Response Unit
Provides worldwide rapid response capability to the Engineer Regiment and various Combatant Commands, through USACE Divisions and Districts, as an operational force. Mission support includes Deployment Expeditionary Forces for the Global War on Terrorism, as well as engineering Command and Control support for disaster relief missions through Defense Support of Civilian Authorities, both which require a highly specialized and trained type of Soldier.