Specifications include, but are not limited to: Technician and Helper to clean and test the Deaerator (DA) Tanks. The Contractor shall provide all labor, material, equipment and supplies necessary to provide the cleaning and testing services. Labor shall include opening, removing trays and cleaning the DA tanks. After the tanks are cleaned and while opened, a certified/licensed inspector shall perform an internal weld inspection WFMT and UT Thickness Survey/Test with a report. The DA tanks must be closed using the existing manhole with new gaskets, re-fill with water; put it back in service and safety checks performed. The tanks are round, 42” in diameter and 42” deep. The entrance to the tanks is a manhole plate 12”x16”.