How do you perform a crane inspection?
Verify correct load capacity chart is mounted on crane. Verify that the counterweights are mounted correctly and that all warning decals/labels are legible. Confirm size, type, condition, and construction of hoist wire rope that is installed on crane. Inspect for loose nuts, bolts or rivets.
How often should overhead cranes be inspected?
OSHA requires that all active cranes must be inspected once a year at the minimum. However, depending on the cranes usage, additional inspections will be required. Crane inspections fall under two general categories based on the intervals between inspections.
Who should inspect cranes?
OSHA regulations only require that such equipment be inspected during initial use and annually thereafter by a “competent person”, or by a government or private agency recognized by the U.S. Department of Labor. The owner must, also, maintain a record of these inspections.
How do you service overhead cranes?
Ensure there are no loose, broken, or damaged parts on the hoist, trolley, bridge, runway, or electric systems. Check that the wire rope is reeved and seated in the drum grooves properly. Verify that the bottom block is not twisted (no two lengths of wire rope should touch).
How long do I need to keep Crane inspection records?
Retention of all inspection records for a period of 7 years. A detailed inspection of your lifting equipment including cranes, hoists, engineered products and rigging gear. Detailed inspection reports to show documented compliance.
How often should a crane be load tested?
4. Periodic Inspection. Like the Frequent Inspection, the frequency of the Periodic Inspection is based on the usage of the crane. For this inspection, cranes which are used for “normal service” and “heavy service” should be inspected yearly.
What must be clearly displayed on any overhead crane?
The rated load of the crane shall be plainly marked on each side of the crane, and if the crane has more than one hoisting unit, each hoist shall have its rated load marked on it or its load block and this marking shall be clearly legible from the ground or floor. Clearance from obstruction.
How long is overhead crane certification good for?
CCO certification is valid for five years. Candidates must complete all of their recertification requirements during the 12 months prior to their expiration date. Review recertification requirements for Overhead Crane Operators.
When using a crane near overhead power lines you should?
Use caution near long spans of overhead power lines, since wind can cause the power lines to sway back and forth and reduce the clearance between the crane and the power line. Limit the use of cage-type boom guards, insulated lines, ground rods, nonconductive links, and proximity warning devices.
Whose job is it to inspect cranes at the jobsite?
Chapter 5-2 of the ASME B30 regulation discusses the inspection, testing, and maintenance requirements of mobile cranes. Before a crane arrives at a jobsite, the Site Supervisor must ensure that the crane has been kept in acceptable condition and is safe to be used for the intended purpose.
How often do hoists need to be inspected?
For person moving hoists, the regulations state that a hoist should be examined every six months. For other lifting equipment every 12 months is sufficient. A thorough examination should be conducted by a competent person with practical and theoretical knowledge and experience of the lifting equipment and its use.
What is the major cause of crane accidents?
OSHA’s analysis of crane accidents identified the major causes of crane accidents as: boom or crane contact with energized power lines (nearly 45% of the cases) under the hook lifting device. overturned cranes.
What is the problem of a crane?
If overhead crane is out of alignment and skewing then it can lead to significant stress and damage to whole crane system. While construction of the crane, forces applied can also cause stress in the crane and hence this type of stress can result in accidents, crane failure, productivity loss and replacement of loss.
What is Crane checklist?
Checking for visible damages including wire ropes, crane hook, outriggers. … etc. Checking the machine condition such as control, brakes, warning signs and more. Checking and inspecting the area of operation.
How do you stop an overhead crane from swinging?
You should familiarize yourself with how to stop it. In some cases, you can do it by gradually pulling your throttle in the opposite direction of the way your crane is swinging. In others, moving your boom up and down repeatedly will steady the crane. The key is to counteract the motion of your crane to get it to stop.