Tank Inspection as per API 653
Certified Tank INspection Services
Storage tanks undergo physical stress, environmental exposure, and aging over time, which can compromise their integrity and safety. Indo Projects Corporation performs thorough tank inspections in compliance with API 653 standards to assess the condition, structural health, and continued fitness-for-service of above-ground storage tanks.
Scope of API 653 Tank Inspection:
✅ Scope of API 653 Tank Inspection:
- Inspection of tank bottom plates, support structures, floor-to-shell welds, roof structure, pressure valves, nozzles, and other applicable components
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- Photographic documentation of findings included in the final report
✅ Shell and Bottom Plate Thickness Gauging:
- External and internal UTG performed using digital gauges
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- Focused measurements on critical weld joints, especially shell-to-annular plate
✅ Magnetic Particle Inspection / Eddy Current Inspection:
- Performed on weld joints between the tank shell and annular plates
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- Carried out the following standard surface preparation for accurate detection
✅ Tank Settlement Survey & Profile Calibration:
- Establishment of the tank centre using survey equipment
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- Conduct of roundness, verticality, and shell settlement surveys
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- Full profile survey and calibration post-assessment
✅ Internal Structural Recording:
- Documentation of datum plate height, manholes, pipes, beams, coils, roof legs, and floating roof components