Work Type | Definition / Examples |
| AD ‐ Administration | For recording vacation time, sick time, and for meetings. |
| CA ‐ Calibration | Setting or correcting of a measuring device. |
| CM ‐ Corrective Maintenance | Work performed to correct a fault in equipment or a facility that results in restoration to its intended condition. |
| EM ‐ Emergency Maintenance Work | Corrective maintenance work performed to correct a fault that could cause a critical infrastructure to be inoperable, life safety issues, or harm to research. |
| ES ‐ Estimating | Estimate of labor and material costs. |
| EV ‐ Event Report | For logging data or readings (history log). |
| GS ‐ General Services | Service work not focused on correcting or preventing a fault on equipment or a facility. Examples are painting, moving tables & chairs, hanging items, installations, building walls, moving a lab, etc. |
| IN ‐ Inspection Work | Includes testing (for example, backflow preventers, emergency lights, verify sheet metal according to standards). |
| PD ‐ Predictive Maintenance | Activities performed based on process data aimed at the avoidance of maintenance problems by prediction of likely failure modes to prevent failures and/or extend the useful life or reliability of equipment or a facility. |
| PM ‐ Preventive Maintenance | Activities performed based on a run time, or time interval basis, to prevent failures and/or extend the useful life or reliability of equipment or a facility. |
| PW ‐ Project Work | Work that is not CM, PM, or PD, is planned, and takes more than 8 hours to complete. Only for WOs that fall under a Project SR. |
| TR ‐ Training | Staff training & development. |
