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Course Listings 2017-2018 290 WRT260 4 Credits 6 Periods Applied Hydrology: Groundwater, Surface Water and Water Quality Theory and project-based experience in water resources technology. Data collection, data processing and data interpretation for groundwater, surface water and water quality studies. Using and servicing data gathering equipment. Safety procedures stressed. Prerequisites: (WRT125, WRT130LL, WRT240LL, and WRT250LL), or permission of Department or Division. WRT270AA 1 Credit 1 Period Water Resources Internship Water resources work experience in business, industry, or government. Eighty (80) hours of designated work per Credits. Prerequisites: Departmental approval. WRT270AA may be repeated for Credits for a total of three (3) Credits hours. WRT270AB 2 Credits 2 Periods Water Resources Internship Water resources work experience in business, industry, or government. Eighty (80) hours of designated work per Credits. Prerequisites: Departmental approval. Note: Eighty (80) hours of designated work per Credits. WRT270AC 3 Credits 3 Periods Water Resources Internship Water resources work experience in business, industry, or government. Prerequisites: Permission of Department or Division. Course Notes: Eighty (80) hours of designated work per Credits. WRT280AA 0.5 Credits 0.5 Periods Arizona Water Certification Review: Treatment Grades 1 and 2 Refresher course in preparation for state certification testing for the operation, supervision and administration of water treatment systems. Prerequisites: None. WRT280AC 0.5 Credits 0.5 Periods Arizona Water Certification Review: Distribution Grades 1 and 2 Refresher course in preparation for state certification testing for the operation, supervision and administration of water distribution systems. Prerequisites: None. WRT281AA 0.5 Credits 0.5 Periods Arizona Wastewater Certification Review: Wastewater Treatment Grades 1 and 2 Refresher course in preparation for state certification testing for the operation, supervision and administration of wastewater treatment systems. Prerequisites: None. WRT281AC 0.5 Credits 0.5 Periods Arizona Wastewater Certification Review: Collections Grades 1 and 2 Refresher course in preparation for state certification testing for the operation, supervision and administration of wastewater collection systems. Prerequisites: None. WELDING TECHNOLOGY (WLD) WLD100 2 Credits 2 Periods Basic Welding Shop procedures, safety and personal protection. Grinders, drill presses, and saws. Resistance and oxyacetylene welders. Arc welders: alternating current (AC) and direct current (DC) modes, electrodes, positioning and securing. Prerequisites: Registered apprentice status or permission of the apprenticeship coordinator.