Key points of management and inspection of tower crane


Key points of management and inspection of tower crane

1、 Classification of tower crane: 1. According to the structural form, it is divided into fixed tower crane and mobile tower crane; 2. According to the form of self lifting, it is divided into: attached tower crane and internal climbing tower crane; 3. According to the slewing form, it is divided into: upper slewing tower crane and lower slewing tower crane; 4. It is divided into trolley luffing tower crane, boom luffing tower crane and folding boom tower crane according to luffing mode; 5. According to the form of tower cap, it is divided into hammer tower crane and flat head tower crane.

2、 The meaning of specific models and letters;

3、 Management requirements for equipment service life and configuration selection; 1. National requirements; 2. Company requirements.

4、 Safety responsibilities of the general contractor (Project Department of the company); 1. Provide basic data and construction conditions; 2. Audit qualification; 3. Process declaration; 4. Prepare various plans; 5。 Sign the lease contract; 6. Safety technical disclosure.

5、 Mobilization acceptance and regular inspection of tower crane: 1. Physical acceptance of tower crane; 2. Equipment license inspection; 3. Regular inspection.

6、 Management during the use of tower crane: 1. Regular maintenance; 2. Verticality detection; 3. Foundation settlement observation; 4. External power protection.

7、 Main safety devices of tower crane: 1. Torque limiter; 2. Lifting capacity limiter; 3. Height limiter; 4. Luffing limiter; 5. Rotary stopper; 6. Drum insurance (anti falling insurance of each steel wire rope); 7. Trolley broken shaft and rope fuse; 8. Hook safety.

8、 Key points for physical safety inspection of tower crane; 1. Foundation part; 2. Anti climbing measures for tower crane; 3. Key points of tower body inspection; 4. Key points of attachment and anchorage inspection; 5. Key points of jacking jacket inspection; 6. Key points for inspection of slewing mechanism; 7. Key points of cab inspection; 8. Key points of safety protection device inspection; 9. Inspection of boom, balance arm, tower cap, pull rod, etc.

Strengthening the management of large-scale equipment can effectively prevent and reduce the occurrence of safety accidents of various large-scale equipment and realize safe production. (Installation Department)

Recommended news


Benchmarking against global standards! The Jotun Zhangjiagang project has successfully passed the safety audit conducted by its Norwegian headquarters.

In mid-September, a foreign‑owned owner‑audit expert team from Jotun’s Norwegian headquarters conducted a three‑day, headquarter‑level specialized safety audit at the Jotun Zhangjiagang project site undertaken by the Group.


The Roche (Shanghai) project of the Group has successfully achieved 2 million safe man-hours.

On September 17, the Roche (Shanghai) Biopharmaceutical Production Base project, undertaken by the Group, successfully reached the milestone of 2 million safe man-hours.


The Group dispatched personnel to attend the training on building trustworthy quality teams in chemical engineering construction.

On September 16–17, the China Chemical Construction Enterprises Association held a training course on building “Quality‑Trusted Work Teams” in Chengdu, with representatives from the Group in attendance. The training featured a live lecture by Shi Jie, a senior expert of the Association.


Good News Abounds | The Group Has Secured Multiple Emerging Industry Projects in Succession

In the golden autumn season, bountiful harvests abound, and new‑generation growth sectors showcase their strength. Since August, leveraging its deep-rooted expertise and core competencies in industrial installation, the Group has successively won bids for five key projects in emerging productivity fields, with a total contract value exceeding RMB 250 million, injecting robust momentum into its resilient year‑end performance.


Two QC achievements of the Group have been awarded at the National Engineering Construction Quality Management Achievement Competition.

Recently, the China Construction Industry Association announced the results of the 2026 Engineering Construction Quality Management Team Achievement Competition. Two QC projects submitted by the Group—“Improving the First-Pass Acceptance Rate for One-Time Forming of Exterior Concrete Moldings” and “Enhancing the First-Pass Welding Acceptance Rate for Dissimilar Steels”—were awarded second and third prizes, respectively.


The Group convened a special meeting to study and implement the spirit of the branch‑company representatives’ symposium.

On the afternoon of August 31, the Group convened a meeting of heads of regional companies and departmental offices in the fourth-floor conference room at its headquarters to deliberate on the implementation of the spirit of the symposium for branch‑office representatives held by the Group on August 30.