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       CODE: 862.662-010 Buy the DOT:Download/CD-ROM
TITLE(s): PIPE-CLEANING-AND-PRIMING-MACHINE OPERATOR (construction)
Operates pipe cleaning and priming machine to clean rust, scale, and dirt from pipelines, and to
apply prime coating of hot asphalt: Selects cleaning and priming head to fit pipe and bolts them to
machine-driven pulley. Bolts scraping knives and steel wire brushes to inside of cleaning head and
bristle brushes inside priming head. Adjusts spring tension on knives and brushes with handtools.
Signals TRACTOR OPERATOR (any industry) to lift and slide pipe cleaning and priming machine over end
of pipe. Starts engine and moves levers to rotate cleaning and priming heads around pipe, and to
propel machine along pipeline. Opens valve to start flow of hot asphalt coating onto pipe surfaces.
May operate machine to remove heavy deposits of scale, rust, or other foreign matter from pipes
preparatory to cleaning and coating and be designated Pipe-Cleaning-Machine Operator (construction).
GOE: 05.11.01 STRENGTH: L GED: R3 M2 L2 SVP: 6 DLU: 77
ONET CROSSWALK: 87899H Pipeline Maintenance Workers
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