project management glossary

labor relations

 Those formal activities developed by an organization to negotiate and bargain with its workforce, whether or not that workforce is unionized.

labor turnover

 The relationship between employee hirings and separations.

ladder

 Device for representing a set of overlapping activities in a network diagram. The start and finish of each succeeding activity are linked only to the start and finish of the preceding activity by lead and lag activities, which consume only time.

 A sequence of parallel activities connected at their starts or finishes, or both.

ladder activity

 A type of activity identified in network scheduling. An arrangement in which two or more series of activities progress concurrently but in lockstep because of dependent links between the same rungs of each ladder.

lag duration

 A duration by which a given task must be completed before the succeeding activity can begin.