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DOT Code: 579.364-010

Industry: concrete prod.

Tests and inspects gypsum and gypsum wallboard during manufacture, using variety of testing devices and procedures to maintain product quality: Collects, measures, and weighs samples of minerals and chemical additives, such as gypsum and vermiculite. Performs tests on samples, using such equipment as ovens and molds, and performs calculations to measure such factors as gypsum purity, particle size, and hardness, applying arithmetic formula. Tests wallboard panels to verify factors, such as adhesion of paper to gypsum, edge hardness, and strength of panels. Observes designated worker performing standard wallboard tests and measurements, reads results, duplicates tests, and compares test results and measurements to verify accuracy of measurement. Collects and records results of sampling and testing to maintain record of product quality. Inspects wallboard at job sites to substantiate customer's claim of product defects. Formulates compensation offers to resolve claims and submits offer to management for approval.

GOE: 06.03.01 STRENGTH: M GED: R3 M3 L3 SVP: 6 DLU: 86