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Chapter 4

Ground Maintenance Company(GMC)


4-1. The GMC consists of a company headquarters, a battalion maintenance platoon, and a direct support maintenance platoon. The GMC provides field level maintenance for all DASB non-air items and direct support maintenance for all AB, and division cavalry squadron non-air items, including automotive/tracked vehicles, turrets, land combat missile systems, communications and electronics; and engineer, utility, power generation, and small arms equipment.

Figure 4-1. Ground Maintenance Company

Figure 4-1. Ground Maintenance Company



4-2. The company headquarters provides the company with administration, supply, and food services support for the battalion for all assigned or attached personnel. The company provides overhead and billeting. It is responsible for the command and control, and security of the company. Functions of the company headquarters are to:

  • Maintain load plans.

  • Perform route reconnaissance.

  • Organize the unit for movement and issue movement orders to GMC personnel.

  • Request additional transportation through the DASB S4.

  • Coordinate with the DASB S2/S3 on the quartering party.

  • Provide C2 of GMC in response to an air or ground attack.

  • Coordinate base defense.

  • Establish communications.

  • Determine placement of NBC assets in the headquarters area.

  • Function as the GMC armorer.


4-3. The platoon headquarters provides C2 to accomplish the platoon's mission. It provides unit-level administrative, supply, and technical maintenance support to elements of the platoon.

Maintenance Section

4-4. The section conducts consolidated organizational maintenance for DASB units, including the army maintenance management system (TAMMS) functions, dispatching of DASB equipment, scheduled services, diagnostics/troubleshooting, unscheduled maintenance, quality assurance, organic recovery, and repair parts supply (limited to prescribed load list (PLL) items. The section personnel also serves as the nucleus for BDAR. The purpose of BDAR is to make on-site determinations on whether an inoperable piece of equipment should be repaired on-site, recovered to a maintenance collection point, or evacuated to a maintenance activity with the capability of making the repairs. The battalion maintenance section utilizes ULLS-G to perform the unit level maintenance management functions.


4-5. The maintenance control section performs the DS maintenance management functions in support of all assigned maintenance sections. The MCS performs its maintenance management functions using SAMS-1. The section controls work flow through the shop sections and ensures the sections maintain appropriate equipment accountability. The MCS also includes an inspection section responsible for technical inspections and quality control of all DS maintenance functions. These inspectors also serve on the BDAR teams.

4-6. The maintenance control officer is the primary manager of DS maintenance within the GMC. He controls, coordinates with, and supervises each of the maintenance shops and the CSST.


4-7. The platoon headquarters provides administrative control for personnel in the six sections that make up the GMC DS maintenance platoon. The platoon consists of six sections; automotive/tracked vehicle repair, ground support equipment repair, armament repair, communications and electronics repair, land combat missile systems repair, and the cavalry system support team (CSST).

Automotive/Tracked Vehicle Repair Section

4-8. The section performs base shop and on-site DS level maintenance in support of elements of the aviation brigade, division cavalry squadron, and DASB. It performs repairs through replacement of major components, including major assemblies and line replaceable units (LRU). Examples of components this section replaces include engines, transmissions, power train components, electronic components, hydraulics, and steering controls.

Ground Support Equipment Repair Section

4-9. The GSE repair section performs base shop and on-site DS level maintenance on power generation equipment, construction equipment, air conditioner units, refrigeration equipment, heaters, utility packs, water purification units, and NBC equipment.

Armament Repair Section

4-10. The armament repair section performs base shop and on-site DS level maintenance on the following:

  • Tank turrets; turret, cupola, loading, firing, and recoil mechanisms.

  • Fire control systems; laser range finders, electronic ballistic computers, and tank thermal sights.

  • Fire control instruments; binoculars, telescopes, aiming circles, and range finders.

  • Armaments; rifles, mortars, pistols, and machine guns.

  • Test, diagnosis, and repair armament using DSESTS.

Communications and Electronic Repair Section

4-11. The CE repair section performs base shop and on-site DS level maintenance on the following:

  • Radio receivers, transmitters, and associated equipment.

  • Computer terminals and facsimile equipment.

  • Manual/semiautomatic and some transportable automatic electronic telephones, and central office equipment.

  • Night vision equipment.

  • Certain electronic fire control and alignment devices.

4-12. The bulk of the section's mission is normally performed within the base shop facility. However, the maintenance control officer may tailor the section to support specific on-site maintenance missions.


4-13. The LCMS repair section provides field maintenance support for all land combat missile Systems within the aviation brigade. The section has the capability to tailor itself to perform on-site test, repair and/or direct exchange of LCMS-related assemblies.


4-14. This cavalry system support team provides habitual DS level maintenance support to the division cavalry squadron. The team normally works in the cavalry squadron field trains area. It is reinforced with other GMC elements as required. The team's repair capabilities include: automotive/tracked vehicles, armament/fire control systems, ground support equipment, and communications-electronics equipment.

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