Basic hand signals in crane operation

Cranes are usually in the construction of towers, and uses the industry, in manufacturing heavy equipment. Cranes ranging from small site crane, large cranes and deck cranes that lift heavy equipments. Basically, they are temporary structures in construction. They are either mounted on the ground or hoarded on a purpose-built vehicle. Cranes in various ways, as will the boom, gantry, ship and deck, bridge or overhead, boom, tower, and mobile or truck.

Before operating the crane,Operators should carefully read and understand the instructions of the crane manufacturer. In addition, they must observe all instructions always indicated by a reliable instructor or operator. It is also crucial for the crane drivers, understand the consequences of careless operation of cranes to. You need the proper use, prohibition and the safety rules and regulations are taught during the operation.

It is always the owner's responsibility to know its stafffederal rules and codes, in order to prevent injuries, along with their penalties. Employers also must ensure that their operators are properly trained and with the know-how. To ensure the operation of a crane, it requires skill and exercise of great care and perfect foresight, alertness and concentration. The strict observance of safety rules and best practices is necessary.

The employees who handle the operation of cranes in an area must use hand signals whennecessary because the means of communication. Here are the most commonly used hand signals during a crane operation:

1. HOIST. Lift the arm extending vertically and the right arm straight out with the index finger pointing up. Then move hand in small horizontal circle.

2. LOWER. Index finger down and extend your right arm down, then move hand in small horizontal circle.

3. STOP. Extend the right arm bent at the wrist with the palm down and open.

4 Swing. Right arm offBody, pointing the finger in the direction of swing of the boom.

5. Boom. Fingers closed and thumb pointing up, while the extension of the right arm straight out.

6. LOWER BOOM. Fingers closed and thumb extended downward, while the right arm straight out.

7. BRIDGE TRAVEL. Extend your right arm forward, hand open and slightly raised, and to create pressure in the direction of motion.

8. TROLLEY TRAVEL. Thumb pointing in the direction of motion with the palm up and closed the fingersJerk hand horizontally.

9. E-STOP. Extend the right arm, palm down and move the hand quickly left and right.

10. MULTIPLE TROLLEYS. Marked for Block 1st hold a finger, and get two fingers for block marked 2nd Periodic signals next.

11. Boom and lower stress. Right arm extended and thumb pointing up. Flex fingers in and out, as long as load movement is needed.

12. RAISE LOWER BOOM and LOAD. Right arm extended and thumb pointing down. Flex FingerNote in and out, as long as load movement is needed.

13. DOG EVERYTHING. Keep your hands in front of the body.

14. Move slowly. A hand signal is any movement while the other hand motionless in front of the hand, which signal the movement.

15. MAGNET is not connected. Spread both hands.

When using these initials to be sure that you and the crane operators are familiar with these signals. A false signal may cause a serious injury, or at worst - death.

Always remain vigilant whenThey work in construction in the vicinity of the crane. Avoid if possible, to remove the under a moving load and the residence of the counterweight. Always use your safety equipment and helmets to avoid injuries. Safety always comes first of all workers and the crane operator.

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