Pitch

The upward or downward angle of the MTBM, measured from a theoretical horizontal plane passing through the longitudinal axis of the MTBM.

Pitting

Highly localized corrosion resulting in deep penetration at only a few spots.

Pitting Factor

The depth of the deepest pit divided by the “average penetration” as calculated from weight loss.

Planner

Individual who defines and schedules maintenance (including inspection) activities and provide coordination between operations and work groups.

Planting Piping

Installation procedure that digs a trench and lays the pipe in one step.