Aboveground Storage Tank (AST) inspection and evaluation, API 653. AST nondestructive testing and evaluation.\r\nTerminal Piping inspection and evaluation, API 570. Piping nondestructive testing and evaluation.\r\nRecommendations for the repair, modification or upgrading of terminal AST's and piping.\r\nFloating roof primary and secondary seals, ENVIROSEALE, floating roof arrurtenances.\r\nCustom light metal fabrication.\r\n\r\nASTT Corp. is celebrating TEN YEARS of EXCELLENCE in 1999.\r\nWe provide over 30 years of hands on expertise with API and AWWA Tanks, Floating Roofs, Floating Roof Seals, Geometric Domes, Welding Metalurgy, Steel Metalurgy, Storage Tank Design, Storage Tank Fabrication, Storage Tank Construction, Storage Tank Retrofitting/Repair/Upgrades and Storage Tank/Piping Inspection/Evaluation.