Tank Inspection & Cleaning
Contractor shall meet all regulations and standards required for diving, inspecting and repairing potable water tanks, including but not limited to regulations and standards from OSHA, EPA, CDPHE, AWWA, NFPA and TCEQ.
All dive technicians and equipment that is used in the tank will be fully disinfected prior to accessing tank in accordance with AWWA Standard C652-11. All entries will be conducted in accordance with applicable OSHA regulations pertaining to diving and confined space; including 1910.401 through1910.441.
Interior and exterior assessments; review structural, sanitary, safety, security and any installed coating conditions.
Minimum items to be examined include; ladders, shell, roof, vents, man ways, seams, anchors, safety systems, hatches, external overflow and plumbing.
High resolution color video will document the interior inspection. The documentation will be completed with real time closed circuit underwater video equipment. All pertinent finding will be recorded including, dive technician’s findings and a narrative summary.
Cleaning and removal of any sediment or material up to three ( 3”) present in the tanks.
Sediment will be thoroughly removed from the floor of each scheduled tank. Sediment will be pumped out of the tank and released onto the ground or drain.