Updated: April 2021

What does a 3E2X1 do?

Constructs and maintains concrete and asphalt runways, aircraft parking aprons, and roads. Operates and maintains heavy construction equipment, such as loaders, graders, dozers, backhoes, and dump trucks. Operates tractor-trailer combinations, transporting construction equipment, and materials. Ensures compliance with all safety and environmental regulations.

Where and How Long is the Tech School For a 3E2X1?

Tech School

69 Days - Ft Leonard Wood, MO


Construction Technology

What Does the 3E2X1 Duty Badge Look Like?

Civil Engineer Badge

What are the Demographics for the 3E2X1 Career Field?







Total: 1740

What are the Requirements to Become a 3E2X1?


Mechanical: 40


100 lbs

  • Normal color vision.

What are the Duties and Responsibilities For a 3E2X1?

Plans, constructs, and repairs airfield pavements, roads, streets, curbs, surface mats, membranes, and other improved areas using paving and surfacing procedures. Takes soil, aggregate, asphalt, and concrete samples for laboratory tests. Interprets construction drawings and surveys using information such as subgrade contours and grade alignment. Inspects pavements for surface, base, and sub-base damage or defects. Repairs damaged or defective areas by removing and replacing joint and crack sealant, surface overlays, and seal coats. Determines material and equipment requirements and prepares cost estimates for construction activities. Provides erosion control.

Determines type and application of equipment to use in various construction, maintenance, and repair operations. Operates construction equipment to finish grade, level, slope, and compact construction materials. Operates snow and ice removal equipment. Applies chemicals and other ice control products.

Inspects, lubricates, and performs operator maintenance on construction and snow removal equipment. Adjusts and changes attachments on equipment. Connects and repairs wire rope rigging to cable-operated equipment. Schedules and coordinates equipment repair and servicing with the vehicle maintenance activity and other servicing facilities.

Investigates proposed work sites to determine resource requirements. Applies engineered performance standards to plan and estimate jobs. Coordinates and plans work requirements with other civil engineering and base agencies. Inspects work to ensure quality and compliance with policies, regulations, and other publications.

Designs demolition projects, places and detonates explosives. Performs quarry demolition, clearing and base denial operations as required. Operates water well drilling, rock crushing equipment, and fixed and mobile concrete and asphalt batch plants.

What Are the Specialty Qualifications for a 3E2X1?

Knowledge. Knowledge is mandatory of characteristics, capabilities, operation, and maintenance of equipment used in construction and paving; soil types, properties, limitations, and compaction methods; soil stabilization, drainage, and erosion control; construction and maintenance of asphalt and concrete surfaces; roadbeds; structure erection; landscaping; safety and environmental concerns; and pavement maintenance plans.

Education. For entry into this specialty, completion of high school with courses in general science, shop mechanics, and use of drawings is desirable.

Training. For award of AFSC 3E231, completion of a basic pavements and equipment operator course is mandatory.

Experience. The following experience is mandatory for award of the AFSC indicated:

  • 3E251. Qualification in and possession of AFSC 3E231. Also, experience in functions such as operating tools and equipment to prepare areas for construction and to maintain roads, runways, and grounds; and mixing and placing concrete and bituminous materials.
  • 3E271. Qualification in and possession of AFSC 3E251. Also, experience performing or supervising functions such as construction equipment operation; special techniques in using construction equipment to prepare areas for constructing and maintaining roads, grounds, and airfield surfaces; or concrete work, soil stabilization, and rigid and flexible pavement construction and maintenance.

For more information on AFSCs and Shredouts check this article out!


Other Links

What Are the Possible Assignments for 3E231?

  • Altus, Oklahoma
  • Andersen, Guam
  • Aviano, Italy
  • Barksdale, Louisiana
  • Beale, California
  • Bolling, District Of Columbia
  • Cannon, New Mexico
  • Davis-Monthan, Arizona
  • Dover, Delaware
  • Dyess, Texas
  • Eielson, Alaska
  • Ellsworth, South Dakota
  • F E Warren, Wyoming
  • Fairchild, Washington
  • Grand Forks, North Dakota
  • Holloman, New Mexico
  • Hurlburt Field, Florida
  • JB Andrews, Maryland
  • JB Charleston, South Carolina
  • JB Elmendorf-Rich, Alaska
  • JB Langley-Eustis, Virginia
  • JB Prl Hbr-Hickam, Hawaii
  • Joint Base Lewis–McChord, Washington
  • Joint Base McGuire-Dix-Lakehurst, New Jersey
  • Kadena, Japan
  • Kunsan, South Korea
  • Lakenheath, United Kingdom
  • Little Rock, Arkansas
  • Luke, Arizona
  • Malmstrom, Montana
  • McConnell, Kansas
  • Mildenhall, United Kingdom
  • Minot, North Dakota
  • Misawa, Japan
  • Moody, Georgia
  • Mountain Home, Idaho
  • Nellis, Nevada
  • Osan AB, South Korea
  • Ramstein, Germany
  • Scott, Illinois
  • Seymour Johnson, North Carolina
  • Shaw, South Carolina
  • Spangdahlem AB, Germany
  • Travis, California
  • Whiteman, Missouri
  • Yokota, Japan

Questions and Comments:

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