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Guidelines for Inspection Overhead Cranes: Inspection Mobile App

The Guidelines for Inspection Overhead Cranes: Inspection mobile app provides crane inspection details on the following areas: When to Inspect, Where to Look, Tension, Compression, and Bending, Shear, Deflection and Camber, Buckling, Effect of Welding, Stress Concentration and Fatigue, Single Failure Points and Manufacturing Quality and Fatigue‐Resistant Design Details. Learn about the Soft Savings to Consider with GoCanvas!

  • Lendlease
  • The Cooperative
  • PG&E
  • oxy
  • Red Bull
  • Mirvac

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Take a peek inside the Guidelines for Inspection Overhead Cranes: Inspection Mobile App

Included Features

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Included Fields

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    Check the original manufacturer’s manual for recommendations about inspections.

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    ASME B30.

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    OSHA 29 CFR 1910.

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    CMAA Specification No.

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    Knowledge of where to look for structural damage is very important for the inspector.

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    A basic understanding of crane structure behavior gives focus to the inspection.

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    For beam members, look for cracks in the tension zone and at the end connections.

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    For simple beams, the bottom surface is in tension.

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    Failures in the high shear zones are more likely to be sudden and catastrophic.

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    Sometimes paint will crack from these small deformations.

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    There is a common misconception that deflection indicates weakness of a structure.

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    Deflection is caused by stretching and/or compressing the material.

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    Some visible deformations/deflections are caused by buckling.

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    In general, welding creates an internal, local restraint that creates biaxial and triaxial stress...

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    Cracking will eventually occur in hard‐worked cranes with poor engineering details and/or poor we...

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    ) Previously repaired areas.

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    ) Girder and end tie connections.

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    ) Locations where cyclic flexing of thin‐walled elements may occur.

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    ) Sharp corners.

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    ) Welded attachments to the tension flange.

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    ) Jagged or flame cut edges not ground smooth.

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    ) Welds that meet in corners.

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    ) Arc strikes & tack welds.

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    ) Abrupt changes in structure geometry (stress concentrations).

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    ) Locations where the state of stress regularly fluctuates between tension and compression (stres...

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    Be able to recognize single failure points.

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    Preference should be given to crane builders that have a proven track record for design and manuf...

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    High quality welding is important for dynamically loaded crane structures.

  • ...and More!

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