Services - API 653

Above Ground Storage Tank Inspections

External Visual Inspection and Data Collection

  • Visual inspection of all welded joints
  • Shell and roof mapping and defect location
  • Visual inspection for shell dimensional intolerances (peaking and banding)
  • Foundation inspection and level/settlement surveys
  • Ultrasonic inspection of shell and roof surfaces (spot inspection or 100% B-scan)
  • Floating roof inspection
  • Visual inspection of all appurtenances
  • Visual detection of leaks

Internal Visual Inspection and Data Collection

  • Visual inspection of all welded joints for leakage
  • Floor mapping and top-side inspection for pitting and corrosion
  • Ultrasonic inspection of floor plates (spot inspection or 100% B-scan)
  • Interior roof and rafter inspection
  • Tank floor and edge settlement survey

Other Testing Available

  • Vacuum Box Testing
  • Helium Leak Testing
  • Magnetic Flux Evaluations
  • Dye penetrant or magnetic particle testing of welds or nozzles