Overhead Crane Inspection Guide (part 1)

This blog provides comprehensive collection of structural inspection guidelines for overhead crane and trolley-hoist. The objective of the blog to find the structural damage inorder to identify hot spots and fatigue prone areas, basic concepts are implied on the structure. This guide will be helpfull for staff who are liable for daily visual inspection of crane operations such as a crane operation technician. But also helpful to engineers who are in the field of level 1 inspection.
Implementing a thorough and structured inspection schedule will have following advantages

  • A decreased risk of death or injury to workers
  • Increased vulnerability to responsibility
  • Improves the efficiency of machinery
  • Extends the service life of equipment
  • Ensure compliance with regulations, guidlines and requirements including OSHA, ANSI and ASME.


Getting Started

Begin the top inspection and work down your way. It ensures that the trolley ends at the top. And proceed to the bridge's top. Inspect as much as possible without aerial lift. Remember places not available from the aerial lift for later viewing.

Where to Look

Since there are so many differences in layout of model crane installations, all points of concern in this guide can not be defined. A fundamental understanding of the actions of the system may help identify certain inspection points. The manual includes a section on specific design actions to help technicians find unlisted points of interest. To fit any crane in your factory, a personalized list of inspection points should be produced.


Overhead Cranes Safety and inspection requirements


Daily Operator Inspection Requirements

  • Tagged Crane or Hoist
  • Control Devices
  • Brakes
  • Hook
  • Hook Latch
  • Reeving
  • Limit Switches
  • Oil Leakage
  • Unusual Sounds


  • Tagged Crane or Hoist

  • Verify that an out - of-order sign control sign is not attached to the crane or hoist.



    out of order sign for crane


  • Control Devices

  • Test that all movements are in line with machine command markings



    sky-crane-controls


  • Brakes

  • Verify that all movements do not have unnecessary drift and that stopping drift is natural (approx. 10% in high-speed travel).


    drum brake for crane

  • Hoist Brakes

    • No drift permitted.


  • Hook

  • Check damage, cracks, nicks, gouges, throat deformity of the opening of the throat, wear on the saddle or load point, and twist. Refer to the manual provided by the crane or hoist's original manufacturer.
    hook of crane

  • Hook Latch

  • Test the hook lock is not lacking if supported and that it works properly

    hook latch of crane



    >>Inspection of Wire ropes





    About Pranav Menon

    Pranav is a content and digital marketer and have been contributing content related to Industrial inspection and trainings. His articles focus on balancing informative with SEO needs–but never at the expense of providing an entertaining read.

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