NAI TECHNICAL REPORT

Safety Matters: Crane Inspections

 

A periodic safety talk is an integral part of a well-run business. Reminding employees about safety and the consequences of not taking the correct precautions can save lost time and mitigate or eliminate an unsafe work environment.

Here are a few safety tips to help keep your crane up and running.

Inspecting your crane is one of the most important elements of crane safety. There are two types of crane inspection -frequent and periodic:

 Frequent inspections are visual inspections and examinations by the operator and should be done daily or weekly. Elements of a frequent crane inspection include:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 Periodic inspections are visual and audio inspections by specially-trained personnel measuring and recording external conditions to determine the integrity of the various functional aspects of the crane. These should be done in one - to 12-month intervals depending on the duty cycle of the crane.

Remember: after any repairs are made to the crane, OSHA regulation requires a load test. Overhead cranes must be load tested to 100% of capacity when initially commissioned and again after the crane has been repaired or re-rated.

First Quarter 2010

Component

Inspection Criteria

Tagged or Crane Hoist

Check that the crane or hoist is not locked out/tagged out

Control Devices

Check that all motions agree with control device marking

Brakes

Verify proper brake operation - all motions

Hook

Visually inspection for deformation, wear, safety latch operation

Hook Latch

Verify proper operation of hook latch

Wire Rope

Visually inspect for damage or wear

Load Chain

Visually inspect for damage or wear

Reeving

Visually inspect for proper reeving

Limit Switches

Verify proper operation of upper limit devices

Oil Leakage

Visually inspect for signs of oil leakage

Functional

All operating mechanisms for proper operation, sounds, movement

Below hook devices

Visually inspect for wear, damage or diminished capacity

Miscellaneous

Pendant strain relief, labels, warning devices, capacity signs