The effectiveness of a visual inspection is strictly tied to the environment and tools used: Lighting Levels : A minimum light intensity of 100 foot-candles (1000 lux)
A central tenet of Article 9 is its reliance on a written procedure that tracks specific variables. The Code divides these into: asme section v article 9
Inspectors use borescopes, fiberscopes, mirrors, cameras, or robotic crawlers. The effectiveness of a visual inspection is strictly
Minimum of 30 degrees relative to the surface being examined. asme section v article 9
Ensuring adequate, consistent illumination for accurate assessment. 6. Summary of Key Requirements (T-940) Requirement Specification Procedure Mandatory Written Procedure Vision Exam Annual J-1 Jaeger-type Test Distance 6" – 24" ( Angle
For a direct visual examination to be code-compliant, the inspector's eyes must be positioned within:
ASME Section V, Article 9 provides the foundational requirements for Visual Examination (VT)