Review DFW Airport’s current corrosion control specifications for tanks. Provide recommendations/updates to DFW Technical Representative for needed repairs or changes. B. Contractor must provide a NACE certified technician to conduct the survey as follows: 1. Tank-to-Water potential profile within tank to monitor and verify effectiveness of system on submerged surface of tank. 2. Electrical Measurements to test anode and reference cells. 3. Inspect, test. and clean rectifier, controls, meters, contacts, wiring and connections. Replace fuses as required. 4. Adjust system for optimum corrosion control on submerged metal surface of tank. 5. Submit report with all data obtained, evaluation of data, and recommendations for continued performance. 6. Provide report to DFW Technical Representative for work completed. Description of field-testing procedures 7. Tabulation and analysis of test data conclusion regarding the operation condition of the cathodic protection system. 8. Recommendation for repairs. C. Tank Information and 1. 500,000 Gallon Reclaim Water Tank, 2, 3939 Trigg-Euless Rd, Euless, TX 76039 2. 2,500,000 Gallon Elevated Storage Tank, 32°54'54.7"N 97°04'39.8"W, W. 17th Street 3. 2,040,000 Gallon West Pump Station Tank 1, 1951 S Airfield Dr 4. 2,040,000 Gallon West Pump Station Tank 2, 1951 S Airfield Dr 5. 4,030,000 Gallon East Pump Station Tank 1, 32°55'09.3"N 97°01'18.7"W 6. 4,030,000 Gallon East Pump Station Tank 2, 32°55'09.3"N 97°01'18.7"W