What are the attachment and anchorage requirements for tower cranes?

What is the specific content of tower crane attachment and anchorage requirements? The following Zhong Da Consultation will answer your questions.

1. The mechanical strength of the anchorage point of the building to which the crane is attached shall meet the design requirements of the crane. The arrangement, mutual spacing and connection distance of the connecting rod system shall be implemented according to the provisions of the factory instruction manual. If there is any change, it should be designed separately.

2. When installing the attachment frame and the attachment rod, the verticality of the tower should be measured by theodolite, and the attachment rod should be used for adjustment. The allowable deviation of verticality below the highest anchorage point is 2/ 1000.

3. When laying the attachment frame and the attachment bracket, the inclination angle of the attachment rod shall not exceed 10.

4. The attachment frame shall be set at the standard joint of the tower to fasten the tower. When there is no diagonal brace, the diagonal of the tower should be reinforced.

5. When the tower jack-up is connected to the specified anchorage spacing, the anchorage (1#, 2#, 3#, 4#, the tower is anchored on the 8th floor) shall be added in time, and the anchorage shall be embedded by the tower crane installation company. The height of the tower above the free end of the anchoring device shall conform to the factory regulations of each tower.

6, crane operation process, should always check the anchoring device, found loose or abnormal situation, should immediately stop the operation, before the fault is not ruled out, shall not continue to work.

7, remove the crane, should be removed with the process of landing tower corresponding anchoring device. It is strictly forbidden to dismantle the anchoring device before the tower falls.

8. It is forbidden to install or remove the anchoring device in case of gale of level 6 or above.

9, installation, disassembly, inspection and adjustment of anchoring device, should have someone who's in charge, work should wear a seat belt and safety helmet, and shall comply with the provisions of the high work related to safe operation.

10. Contact the design unit in advance for the location of the connection point, and then fix it with the consent of the design unit.

1 1. The ascending order of the tower group will ascend with the advance of the floor. Hoisting sequence: firstly hoist 10 1# tower crane, and then hoist 102# and 106# tower crane.

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