Steel Structure Case Studies
Real projects, real results. See how Laotie Steel solved complex engineering challenges for clients across 30+ countries.
Sydney Logistics Co.
Challenge
Need for a 60m clear-span warehouse in Sydney's Wind Region B (cyclonic zone). Required 20T overhead crane and high-bay racking system.
Solution
Designed portal frame using AS 4100 with tapered H-sections. 385 tons Q355B steel. Colorbondยฎ cladding with anticon blanket.
Result
Completed in 25 working days. 55m/s wind rating. 600 sqm mezzanine office included.
Lagos Manufacturing Ltd.
Challenge
Phase II expansion of a manufacturing plant requiring three 30m continuous spans with enhanced corrosion protection for tropical climate.
Solution
Multi-span portal frame with SA 2.5 + 320ฮผm DFT epoxy coating system. Natural ventilation ridge vents.
Result
Completed 6 weeks ahead of schedule. Column-free production floor of 15,000 sqm.
Metro Manila Mall Developer
Challenge
80m oval dome roof for a 4-story shopping mall atrium. Zero site welding allowed. Seismic zone design.
Solution
Bolt-ball space frame system with PVDF coated members. Central skylight with integrated drainage.
Result
All bolted connections โ rapid dry-season assembly. 15-year coating warranty.
Dubai South Logistics
Challenge
Massive logistics hub requiring 50m clear-span bays, 18m eave height, 50T crane, and fire-rated construction.
Solution
Steel building with 2-hour fire-rated mezzanine. 50T overhead crane runway beams in 4 bays.
Result
Designed for 50ยฐC ambient temperature per UAE code. 3,000 sqm integrated office.
Perth Grain Processors
Challenge
Food-grade facility requiring epoxy-coated steel, 15T cranes, dust extraction, and AS/NZS 5131 compliance.
Solution
Portal frame with food-safe epoxy internal coating. Integrated 15T crane system. Positive-pressure ventilation.
Result
AS/NZS 5131 compliant fabrication. Dust extraction ready. Food-safe environment.
Jakarta Regional Airport
Challenge
80m clear-span hangar for Boeing 737/A320 aircraft. Required 4 ร 25T cranes and fire suppression.
Solution
Large-span space frame roof. SNI 1727:2020 compliant design. Integrated fire suppression supports.
Result
Column-free interior for full aircraft access. 4 ร 25T crane runways for engine maintenance.
Hongxin Sports Co.
Challenge
160m ร 80m column-free production area for annual output of 8 million trampolines.
Solution
Portal frame with 10T overhead crane running full 160m length. PIR sandwich panels.
Result
Completed in 45 days from contract signing. 100mm PIR walls, 75mm rock wool roof.
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