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Army MOS · Engineering

12C Bridge Crewmember

Current service use not established

This code is listed in the directory. Inclusion alone does not confirm current service use.

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Overview

A Bridge Crewmember serves in or supervises a squad, section, or platoon that supports gap crossing operations. This specialist provides conventional and powered bridge and rafting support across wet and dry gaps.

Minimum ASVAB: CO 82

ASVAB policy: Not policy-reviewed · coverage unknown · as of 2026-10-19

Program scope has not been reviewed.

Policy applicability and coverage of the program's score routes have not been reviewed. Shown-route arithmetic is not an eligibility decision.

Source: smartbook-611-21-ch10c-fy2025 (source date 2025-12). Policy applicability has not been established.

See if you would hit this score: free ASVAB practice test

Core Skills

  • Conventional and powered bridge support
  • Rafting support for water crossings

Civilian Career Paths

Career associations are editorial assessments of the cited evidence, not an official crosswalk unless the evidence explicitly says so. O*NET supplies civilian occupation information, not proof of a military match. Related experience does not confer civilian qualifications. Tasks and tools below describe civilian work, not military training.

Construction Laborers

Providing conventional and powered bridge support during gap-crossing operations offers relevant crew experience for bridge-construction labor.

How to prepare: Take an introductory construction blueprint-reading course and practice identifying work activities from bridge project plans.

What the civilian work involves
  • Read plans, instructions, or specifications to determine work activities.
  • Signal equipment operators to facilitate alignment, movement, or adjustment of machinery, equipment, or materials.

First-Line Supervisors of Construction Trades and Extraction Workers

For personnel who held supervisory assignments, leading bridge-support squads, sections, or platoons provides experience relevant to coordinating construction crews.

How to prepare: Document a bridge-crew supervisory assignment, including crew responsibilities and work coordination, for comparison with bridge-construction foreman openings.

What the civilian work involves
  • Supervise, coordinate, or schedule the activities of construction or extractive workers.
  • Assign work to employees, based on material or worker requirements of specific jobs.
Civilian tools and software (examples)
  • Microsoft Project

Notes & Sources

Evidence for this guidance (3 documents)
  1. Army COOL MOC feed: 12C Bridge Crewmember

    [1] data/authority/army-codes.json entry 12C (OSD COOL feed, fetched 2026-07-25); DB rank enlisted, authority codeType enlisted

    Supports: Conventional and powered bridge support, Rafting support for water crossings, Construction Laborers (O*NET 47-2061.00), First-Line Supervisors of Construction Trades and Extraction Workers (O*NET 47-1011.00)

  2. O*NET: Construction Laborers

    [2] O*NET 30.3 occupational data

    Supports: Construction Laborers (O*NET 47-2061.00)

  3. O*NET: First-Line Supervisors of Construction Trades and Extraction Workers

    [3] O*NET 30.3 occupational data

    Supports: First-Line Supervisors of Construction Trades and Extraction Workers (O*NET 47-1011.00)

Defense contractor jobs for 12C

Predecessor codes

Historical codes with documented links to 12C. Each history page explains the change.

21C1Bridge Crewmember21C2Bridge Crewmember21C3Bridge Crewmember21C4Bridge Crewmember

Descriptions may be summarized for clarity. Verify all information with your branch career counselor or official military documentation before making career decisions.

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