The accumulation of damage on a pipeline resulting from the repeated passage of equipment and vehicles over the pipeline. Repeated passage causes stressThe internal forces and pressures experienced by a pipeline as a result of various factors, including internal and external loads, operating conditions, and env… and potential damage to the pipeline's coatingLiquid, liquefiable, or mastic composition that, after application to a surface, is converted into a protective adherent film. The coating serves as a barrier b…, welds, and other components.