a. Major duties.
Combat engineers supervise, or serve, as a member of a team, squad, section, or platoon.
They are engaged in providing mobility, counter-mobility and survivability support to combat forces.
Duties for 12B MOS at each level of skill are:
(1) MOSC 12B1O.
Perform basic demolition, mine warfare and combat construction operations.
Operates various light and heavy engineer wheeled and tracked vehicles.
Prepares, installs and primes firing systems for demolition and explosives.
Arms, disarms and installs U.S. anti-personnel and anti-tank mines.
Locate mines and booby traps by visual, manual, mechanical, electronic, other means or through the use of a mine detection dog.
Recognize booby traps, friendly and threat mines and firing devices.
Installs wire obstacle material.
(2) MOSC 12B2O.
Performs duties in preceding skill level, supervises lower grade Soldiers and provides technical guidance to the Soldiers in the accomplishment of their duties.
Directs and assists in the operation of engineer wheeled or tracked vehicles.
Direct the construction of fighting positions and wire entanglements.
Controls fire team movements.
Directs the placement of explosives and clears misfires.
Direct a mine-clearing line charge loading team.
Direct the installation and removal of U.S. anti-handling devices on anti-tank mines.
Direct minefield marking party and dispensing operation of mine scattering systems.
Conducts reconnaissance operations, determines limiting slopes, curves, stream velocity, and gap widths.
(3) MOSC 12B3O.
Performs duties in preceding skill levels, supervises lower grade Soldiers and provides technical guidance to the Soldiers in the accomplishment of their duties.
Supervise squad and section personnel.
Direct utilization and maintenance of vehicles and equipment.
Supervise the employment of unit and job site security.
Prepares and issues an oral squad operation order.
Conduct the maneuver of a squad in a patrol.
Directs minefield installation, removal, and submits minefield reports.
Supervise breaching operations.
Collects data and calculates the requirement for explosives and related material.
Direct construction of combat bunkers, shelters and non-explosive anti-vehicular obstacles.
Conducts ground reconnaissance for roads, routes, bridges, tunnels, fords, rivers and ferries.
Prepare a demolition and reconnaissance report.
Directs assembly of military fixed bridges.
(4) MOSC 12B4O.
Performs duties in preceding skill levels, supervises lower grade Soldiers and provides technical guidance to the Soldiers in the accomplishment of their duties.
Assign tasks to subordinate elements and personnel.
Account for Soldiers, material, and equipment.
Supervise in mine warfare, demolition’s and combat construction operations.
Calculate logistical requirements for minefields, bunkers, shelters, obstacles and wire entanglements.
Enforce safety standards, field sanitation, communication procedures, security, and job specifications.
Provides support for construction and tactical movements.
Supervises platoon reconnaissance missions and determines the Rapid Field classification of fixed bridges.
Direct employment of Assault Breacher Vehicle (ABV), Joint Assault Bridge (JAB), Armored Vehicle Launched Bridge (AVLB) and the Armored Combat Earthmover (ACE) in support of maneuver forces.
b. Physical demands rating and qualifications for the initial award of MOS.
Combat engineers must possess the following qualifications:
(1) A physical demands rating of HEAVY (Black).
(2) A physical profile of 111221.
(3) Normal color vision.
(4) Qualifying scores.
(a) A minimum score of 90 in aptitude area CO in Armed Services Vocational aptitude Battery (ASVAB) tests administered prior to 2 January 2002.
(b) A minimum score of 87 in aptitude area CO on ASVAB tests administered on and after 2 January 2002.
(c) A minimum OPAT score of Standing Long Jump (LJ) – 0160 cm, Seated Power Throw (PT) – 0450 cm, Strength Deadlift (SD) – 0160 lbs., and Interval Aerobic Run (IR) – 0043 shuttles in Physical Demand Category in “Heavy” (Black).
(5) Formal training (completion of MOS 12B course conducted under auspices of U.S. Army Engineer School) mandatory.
c. Additional skill identifiers.
(Note: Refer to table 12-8 (Listing of universal ASI’s associated with all enlisted MOS)).
(1) B6–Combat Engineer Heavy Track.
(2) B9–Bradley Fighting Vehicle (BFV).
(3) D5–Engineer Bradley Operator.
(4) E8–Explosive Ordnance Clearance Agent (EOCA).
(5) J3–Bradley Infantry Fighting Vehicle (BIFV) System Master Gunner.
(6) K9–Combat Engineer Mine Detection Dog Handler.
(7) P6–Project Management (skill level 2 thru 6 for personnel only).
(8) R2–Stryker Leader (skill level 3 thru 4 personnel only).
(9) R7–Army Reconnaissance (skill level 3 and above personnel only).
(10) S4—Sapper Leader (SPC (P) thru (SGT (P) personnel only)) and SSG and SFC (positions and personnel).
(11) 2C–Javelin Gunnery.
d. Physical requirements and standards of grade.
Physical requirements and SG relating to each skill level are listed in the following tables:
(1) Table 10-12B-1. Physical requirements.
(2) Table 10-12B-2. Standards of grade TOE/MTOE.
(3) Table 10-12B-3. Standards of grade TDA.