Design Essentials and Key Technology Analysis of Hoisting Plans for Large UHPC Art Shapes

In the field of contemporary architectural decoration, Ultra-High Performance Concrete (UHPC) has become the ideal material for creating iconic artistic forms thanks to its outstanding mechanical properties and sculptural plasticity. However, the hoisting of large-scale UHPC art installations, as a critical step in project delivery, directly affects engineering quality and safety through its scheme design and technical implementation. As an industry leader with 28 years of experience in detailed design, manufacturing, and construction of UHPC/GRC/GRG/GRP materials, Qinglong Group has distilled a systematic set of hoisting scheme design essentials and key technical systems from the practice of hundreds of large-scale projects.

I. Core Design Essentials of UHPC Art Installation Hoisting Schemes

**1. Structural Load Analysis and Lifting Point Optimization** Large-scale UHPC art installations often feature complex structural characteristics such as irregular curved surfaces and openwork textures, and their uneven self-weight distribution may cause stress concentration during hoisting. Scheme design requires building a three-dimensional mechanical model using BIM technology to simulate component deformation at different hoisting angles, ensuring that lifting point placement meets the material's flexural strength (typically ≥150MPa) and crack resistance requirements. For example, in a hyperbolic UHPC curtain wall project at a cultural center in Nanning, finite element analysis was used to keep lifting point spacing within 1.2 meters, and carbon fiber reinforced composite lifting devices were adopted, achieving safe hoisting with a single-point load capacity of 800kg.

**2. Hoisting Equipment Selection and Site Condition Adaptation** Based on component dimensions (commonly 5-12 meters in length), weight (up to 2-5 tons per piece), and site conditions, crane types (truck crane, crawler crane, or tower crane) must be comprehensively matched. In a commercial complex project in Guangzhou, Qinglong's technical team selected a 300-ton crawler crane with a 25-meter superlift main boom to meet the hoisting requirements of a 10-meter-high UHPC art sculpture, and controlled hoisting precision within ±3mm through a combined "lift + rotation" process. For more industry information: +WeChat qlfsbl123

II. Key Technical Breakthroughs in UHPC Hoisting

**1. Modular Pre-assembly and Precision Control Technology** To meet the splicing requirements of complex forms, Qinglong innovatively adopted a dual-stage process of "factory pre-assembly + on-site positioning." At its Guangxi production base, UHPC components undergo pre-assembly via 3D laser scanning to generate error compensation data; during on-site construction, total stations are used for real-time comparison with the BIM model, combined with adjustable hoisting supports to achieve seamless joining between multiple components. In a UHPC relief wall project at a museum in Nanjing, this technology shortened the traditional 15-day installation period to 7 days, with splicing joint errors ≤2mm.

**2. Dynamic Monitoring and Safety Early-Warning System** To address sudden load changes during hoisting, Qinglong independently developed an intelligent monitoring system integrating stress sensors and inclinometers. When the component hoisting angle deviation exceeds 3° or the stress value reaches 80% of the design threshold, the system immediately triggers an audible and visual alarm. In a landmark project in Singapore, the system successfully gave early warning of lifting device deflection risk caused by gusts, preventing component collision damage.

III. Full-Chain Service Ensures Hoisting Project Delivery

As one of the few UHPC manufacturers in China with full-chain capabilities spanning "design-production-construction-maintenance," Qinglong controls hoisting engineering quality at the source: hoisting schemes are developed simultaneously during the detailed design stage, standardized hoisting interfaces are reserved during production, construction teams are staffed with certified hoisting supervisors, and after-sales service includes a 10-year structural safety monitoring commitment. This integrated service model has enabled Qinglong to complete overseas projects such as UHPC sunshades for the Petronas Twin Towers in Malaysia and GRP roof renovation for the Sydney Opera House in Australia, fully validating its technical strength in complex scenarios.

The hoisting of large-scale UHPC art installations is both a test of material performance and a challenge to engineering management wisdom. Building on 28 years of industry experience, Qinglong Group continues to provide designers and owners with safe and reliable solutions through technological innovation and whole-process control, unlocking the infinite possibilities of UHPC materials in the field of architectural art. For more industry information: +WeChat qlfsbl123