Please check the standardized atlas of the tower crane

Tower crane safety standardization atlas, tower crane operation guidance book:

1. basics

Drawing diagram of the tower crane site

Basic reinforcement binding and basic positioning diagram

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illustrate:

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1. The installation position and the direction of the lifting arm of the tower machine should facilitate the demolition of the tower crane after the project is completed; the relationship between the tower machine and the surrounding environment must meet the requirements.

2. The number of steel bars around the feet must not be reduced and cut off; when the main tendon is difficult to connect to the feet, the main tendon is allowed to avoid consent, but the design unit consent.

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Tower crane foundation

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Basis

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1. The strength of the tower crane basic concrete must be C35 or higher; in order to meet the requirements of the construction period, the intensity of the concrete should be improved. The tower crane basic concrete must be trial pressure. When the strength in the instruction manual is reached 90%, the upper structure can be installed.

2. The foundation of the tower crane must not accumulate water, and there must be reliable drainage measures; the pits or ditch must not be excavated at will near the tower crane foundation.

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2. Operation requirements

Lumping mechanical installation qualification certificate

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1. Tower cranes must obtain equipment property rights filing certificates.

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2. The security unit must obtain a professional contractual qualification level that matches the installation project of the device.

3. Dating before homework

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Plan study and safety technology before the tower crane installation

Accept the signature

Tower cranes, the technical leaders, project safety director, full -time safety officer, and project supervision must be supervised by the person in charge of the technical head of the tower and the demolition unit.

4. Installation

Tower crane installation auxiliary car crane crane and operation area alert

Tower crane installation map

Before the construction of the construction of mechanical installation and disassembly, the operating unit shall notify the installation (disassembly) of the installation (disassembly) of the project.

5. Acceptance

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Tower crane load test diagram

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Tower crane lightning avoidance, repetitive grounding and wind speed instrument

1. The repetitive grounding and lightning protection ground of the tower crane can be adopted by the same grounding device, and the ground resistance is not greater than 4Ω.

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2. Tower crane load test includes static, dynamic, and overload tests.

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3. The height of the tower crane tower exceeds 30m. The top of the tower crane tower, the balance arm, and the lifting arm should be set up.

4. The power supply power supply of the crane should have a total power switch. The switch shall be set in places near the crane and the ground personnel are easy to operate.

Tower crane installation acceptance card

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Tower crane use registration notice sign

The following is the payment content

Within 30 days after acceptance, the unit shall apply for the registration certificate of the lifting machinery; the registration sign is placed or attached to the significant position of the device.

6. Duota homework

Multi -tower operation map

1. When there are multiple tower crane operations at the construction site, safety measures should be organized and implemented to prevent tower cranes from colliding with each other.

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2. Metaida during the operation: 1). The minimum standing distance between the two tower cranes should be guaranteed to be at least 2m from the end of the arm of the tower crane and the tower body of the other tower crane; 2). 2).). The vertical distance between the components at the minimum position of the high -level tower crane and the low tower crane is not less than 2m.

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7. Maintenance

Regular inspections and maintenance of tower crane electrical components

Regular inspection of the tower crane connection parts and safety protection devices

During the use of buildings to be used in machinery, qualified units shall conduct regular and regular inspections, maintenance, and maintenance

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8. Gongli, attached wall

Tower crane attached wall

Tower crane rise

1. Tower crane plus increase and attachment must be prepared for special plans. After approval by the person in charge of the unit and the project director, the relevant competent authorities are told to implement it.

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2. During the lifting process of the tower crane, a special person must be responsible for manipulating the oil pump; the upper and lower beams of the top and the top of the top of the top must be responsible for the operation.

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3. During the attachment of the tower crane, it is forbidden to use the attachment device manufactured by non -original manufacturing plants without authorization; the attachment rod and the building connection must ensure the intensity satisfaction requirements.

9. Safety device

Tower crane rotation limiter diagram

Tower hanging hook and anti -rope device diagram

Tower crane weight limiter diagram

Tower hanging torque limit position

The use unit shall conduct regular and regular inspections, maintenance and maintenance of the building lift machinery and its safety protection devices, piano, and retirement, and make records.

10. Shangren Channel and Resting Platform

Passage

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Tower body rest platform and guard ring

1. During the use of tower cranes, the upper person passage set up is strictly prohibited to connect with the scaffolding.

2. When the tower crane is over 10m in height, a small rest platform should be set. The first small platform should not exceed 12.5m height, and one will be set within 10m in the future.

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