What is overhead crane safety?

Avoid any abrupt moves. Remember, overhead cranes are designed only for vertical lifts. If the load is pulled sideways, serious damage or catastrophic crane failure could result. Once the load is properly raised, you can move the load to the desired location. Never carry a load over the top of someone.

How do you inspect an EOT crane?

Preliminary Equipment Checkout:

  1. Ensure there are no loose, broken, or damaged parts on the hoist, trolley, bridge, runway, or electric systems.
  2. Check that the wire rope is reeved and seated in the drum grooves properly.
  3. Verify that the bottom block is not twisted (no two lengths of wire rope should touch).

How do you check a crane safety?

Crane inspection

  1. Hook and Hook latch.
  2. Over hoist limit switch.
  3. Boom limit switch.
  4. Boom angle indicator.
  5. SLI Indicator (Safe load Indicator).
  6. Boom limit cut off switch.
  7. Condition of boom.
  8. Condition of wire sling.

How do EOT cranes work?

Walk forward of the load during travel and inform people to remain away from the crane. Use a tagline or quote to avoid rotation or other uncontrolled motion. Raise the load only as high as essential to clear objects. Do not ride on the load or hook.

What are the hazards in crane lifting?

Crane Lifting Hazards:

  • Crane tipping over.
  • Load hitting any plant facility.
  • Falling of load from heights.
  • Injury from crane machinery.
  • Exposure to excess heat.
  • Exposure to vibration.
  • Asphyxiation in confined space.
  • Unskilled manpower.

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.

Which type of brake is used in EOT crane drive?

Caliper Disc brakes are used for emergency duty and are on the low-speed side of the crane to prevent a load from falling in the event of s shaft breaking or transmission failure.

Which motor is used in EOT crane?

The slip ring induction motor is connected to power resistance in 4 to 5 steps by power contactors.

What are the most common crane hazards?

The three most common hazards involving overhead cranes include electrical hazards, overloading, and materials falling/slipping from overhead hoists.

Is this standard applicable to all EOT cranes?

This standard will be applicable to all EOT cranes in operation or during maintenance. The subject has been addressed from the following three different aspects and adherence to the requirements evolving thereof shall ensure better control of and protection from foreseeable hazards:

What are the safety tips for overhead crane operation?

Safety Tips for Overhead Crane Operation 1) Before use, ensure the crane is suitable for the planned hoisting task. Confirm it has appropriate travel, lift, and capacity. 2) Visually and physically inspect the crane before use. Check for damage, wear, and proper operation of all functions. 3) Confirm…

Who is allowed to operate a crane?

Only the designated crane operator or a specially trained and authorized person having sufficient knowledge and skill regarding the safe operation of various mechanisms of the crane shall be allowed to operate a crane.

What is an electric overhead traveling crane?

Electric Overhead Traveling (EOT) Cranes come in various types: 1) Single girder cranes – The crane consists of a single bridge girder supported on two end trucks. It has a trolley hoist mechanism that runs on the bottom flange of the bridge girder.