Materials Group ~ Regional Lab Prescott
Janet Doerstling, Manager
928.777.5899
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Perform End-Product Asphaltic Concrete testing in accordance with Arizona test methods and ADOT Standard Specifications |
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Perform Independent Assurance and correlation sampling, testing, and reporting in accordance with the Materials Quality Assurance Manual |
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Review and approve hot asphalt mix designs |
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Test liquid asphalt |
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Perform sampling and testing of emulsified asphalt in accordance with AASHTO and Arizona test methods |
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Certify contractors' asphalt cement distributor truck as required |
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Certify Portland cement concrete mixer trucks |
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Test Portland cement concrete cylinders in accordance with ADOT Standard Specifications |
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Review and approve Portland cement concrete and asphaltic concrete mix designs for construction organizations in the Region |
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Perform abrasion testing of aggregates used in subbases, bases, asphaltic and Portland cement concrete, in accordance with AASHTO test methods |
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Perform pH and resistivity tests of soils and aggregate materials in accordance with Arizona test methods |
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Coordinate sampling and testing for the evaluation of concrete aggregate sources |
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Conduct the Radiation Safety Program in accordance with Department procedures, regarding construction organizations using nuclear gauges in the Region |
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Perform testing of materials used by maintenance organizations with the Region, as required |
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Regional Materials Engineer provides technical assistance to project personnel, aids in Material issue escalations and has an active role in the development of Material Group Policy and Materials Specifications |
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