Home / Projects / Modular & Camp Solutions / 1,450 sqm Bespoke Coastal Prefab Light Steel Villa in Jeddah: Marine C5 Anti-Corrosion, Zero-Thermal-Bridge Comfort, and 60-Day Turnkey Delivery
1,450 sqm Bespoke Coastal Prefab Light Steel Villa in Jeddah: Marine C5 Anti-Corrosion, Zero-Thermal-Bridge Comfort, and 60-Day Turnkey Delivery
Wide-flange steel columns support 12-meter open cantilevers and floor-to-ceiling glass without vibration.







Project Overview
Perched on Jeddah’s Red Sea coastline, this 1,450 sqm bespoke villa redefines luxury residential engineering in Saudi Arabia. In coastal regions, homeowners face traditional concrete hurdles: slow 18-month wet-work timelines, dust, salt-spalling, and thermal bridging that breeds mold. Clients also fear prefab steel feels lightweight, vibrates underfoot, or sounds hollow. Shijie Heavy Industry eliminated these psychological and technical barriers by combining a heavy structural steel skeleton with cold-formed light gauge steel framing. Outfitted with marine-grade coatings, triple thermal breaks, and decoupled acoustic subfloors, the villa was manufactured off-site and erected cleanly in 45 days. This rapid delivery gave the client complete privacy, thermal comfort, and solid architectural permanence.
| Location | Coastal Corniche, Jeddah, Saudi Arabia |
| Application | Ultra-Luxury Private Coastal Villa Estate |
| Floor Area | 1,450 sqm Total Area across 2 Stories |
| Frame System | Hybrid Heavy Steel Skeleton + Cold-Formed LGS |
| Corrosion Class | ISO 12944 C5-M Marine Heavy Epoxy Barrier |
| Thermal Barrier | Multi-Layer Wall Assembly with U-Value <= 0.18 |
| Acoustic Rating | STC >= 62 dB for Floor and Interior Partitions |
| Glass Facade | Double-Glazed Argon Low-E Toughened Safety Glass |
| Assembly Window | 45-Day Frame Erection with 100% Dry Fastening |
| Handover Timeline | Completed 35 Days Ahead of Client's Baseline |
Hybrid Structural Rigidity
Wide-flange steel columns support 12-meter open cantilevers and floor-to-ceiling glass without vibration.
Marine C5-M Corrosion Defense
G275 galvanized framing coated with marine epoxy withstands coastal humidity and salt spray for 50 years.
Zero-Condensation Envelope
Multi-layer insulation and thermal-break connectors eliminate cold bridges and cut cooling costs by 45%.
Decoupled Acoustic Subfloors
Engineered elastomeric floor damping achieves STC 62 dB, matching cast-in-place concrete solid feel.
Turning Site Challenges into Engineered Certainty
Proven technical interventions to keep your project on spec, on budget, and on schedule
Red Sea salt fog corrodes steel framing and breeds toxic mold within interior wall cavities.
Deployed ISO C5-M marine epoxy coatings and ventilated vapor-permeable thermal-break wall assemblies.
Luxury homeowners reject prefab light steel due to hollow acoustic feel and footfall vibration.
Engineered decoupled composite acoustic floor slabs with elastomeric damping, delivering solid acoustic privacy.
Building a luxury villa in Jeddah usually means enduring two years of concrete dust and delays. Shijie proved that prefab steel delivers true ultra-luxury. The acoustic privacy is astonishing—no hollow sounds or echoes. The villa feels as solid as masonry, stays wonderfully cool, and was erected cleanly in weeks. Pure peace of mind.
Products Used in Project
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Why Global Contractors Choose SynJect
Predictable delivery, certified compliance, and direct engineering support for zero-risk execution
Pre-assembled in our factory and 3D-nested for containers to cut ocean freight and site delays
Fabricated strictly to CE EN 1090-1, AISC, and ISO 9001 / 14001 / 45001 with full NDT traceability
Work directly with senior structural engineers from Tekla 3D modeling to on-site erection
Frequently Asked Questions
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Get Your 24-Hour BOQ and Cost Plan
See how much steel tonnage and ocean freight you can save before fabrication begins
Steel Weight Savings
1:1 Tekla 3D modeling optimizes beam-column ratios to eliminate redundant material costs.
Zero-Clash Code Verification
Checked against EN 1090 and local wind/seismic loads.
Engineer-to-Engineer Review
Verified by our lead engineers—Zero pushy sales calls, Just actionable data and factory price.
CE EN 1090-1•ISO 9001•ISO 14001•ISO 45001
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