What is the crane-free standard version?

1, inclined crane does not lift.

2, overload does not hang.

3. If the bulk is too full or the binding is not firm, don't hang it.

4, hanging edge without protective measures not hanging.

5, people who hang things on the station don't hang up.

6. The command signal is unknown.

7, buried components don't hang.

8, safety device failure not hanging.

9. The light is dim and you can't see clearly.

10, strong winds above magnitude 6 are not hoisted.

1, when the wind reaches level 4 or above, jacking, installation and disassembly operations are not allowed. Before jack-up, the connections of all parts of the hydraulic jack-up system must be checked. In the process of jack-up, it is forbidden to rotate the arm and perform other operations.

2. After the installation of tower crane, the technical inspection and adjustment of the whole machine should be carried out, and it can be delivered only after passing the inspection in stages and the whole machine. Under no-load condition, the verticality deviation between the tower and the ground shall not exceed 4/ 1000. The motor and hydraulic device of tower crane shall be implemented according to the relevant regulations of motor and hydraulic device.

3, tower crane's metal structure, track and metal shell of all electrical equipment should have reliable grounding device, grounding resistance should not be greater than 4Ω, and lightning protection device should be set.