Structural Steel Buildings • Eurocode Design & CNC Manufacturing

Clear-Span Heavy Steel Truss Structures

Heavy-duty structural tubular and box trusses engineered to span up to 90+ meters unobstructed for sports arenas, hangars, and logistics terminals.

Steel Metallurgy S355J2H Structural Hollow Sections per EN 10210 / EN 10219
Design Standards Eurocode 3 & 8 • EN 1090-2 EXC3
Manufacturing < 0.5 mm CAD/CAM • 100% Pre-Punched
Field Erection 100% Bolted • Zero Site Welding
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Eurocode 3 & 8 Certified Engineering
EN 1090-2 Factory Quality Control
40ft HC Container Packing & Flat-Pack Export
100% Bolted Field Assembly (Zero Site Welding)

Master Engineering Specification & Metallurgy

Precision manufacturing parameters, steel grades, connection hardware, and performance metrics.

Profile Geometries & Raw Metallurgy

Profile Geometries & Section Dimensions: Circular Hollow Sections (CHS) and Square Hollow Sections (SHS) in welded space truss geometry
Structural Steel Grade & Yield Strength: S355J2H Structural Hollow Sections per EN 10210 / EN 10219
Corrosion Protection & Surface Treatment: Hot-dip continuous galvanizing Z275/Z350 (EN 10346) or batch galvanizing per ISO 1461 (min 85 µm) & SA 2.5 shot-blasting with 2-pack epoxy primer for C1 to C5-M corrosivity.
Fasteners & Bolted Connection Hardware: High-strength structural bolting sets Grade 8.8 / 10.9 per EN 14399 / EN 15048 and corrosion-resistant bi-metal self-drilling fasteners.

Building Physics & Export Logistics

Fire Resistance & Acoustic Performance: Engineered smoke and heat evacuation integration with certified roof purlin tie rods
Thermal Performance & U-Values: U-values from 0.22 down to 0.11 W/m²K engineered with continuous external insulation and thermal break isolators (GEG / RE2020 / Passivhaus).
Export Delivery & Container Packing: Segmented modular trusses with high-strength grade 8.8 / 10.9 bolted splice joints
Serviceability Deflection Limits (SLS): Strict deflection limits from L/300 to L/500 preventing cracks in architectural cladding and interior drywalls.

Structural Mechanics, Load Paths & Finite Element Modeling

How vertical gravity, lateral wind, and seismic forces are dissipated through our engineered framing.

1. Vertical Gravity Load Transfer

Wide roof spans (30m to 90m+) are bridged by space-efficient tubular CHS/SHS steel trusses. Compressive top chords and tensile bottom chords are stabilized by diagonal triangulation, eliminating bending moment concentrations and providing unmatched span-to-weight efficiency.

2. Lateral Wind & Seismic Ductility

Longitudinal wind and seismic forces are distributed through 3D space truss bracing and vertical column portal bents, transferring roof lateral shears down to massive foundation tie-backs without lateral sway.

3. Thermal Break & Moisture Control

Enclosed within insulated standing seam roof packages or mineral wool sandwich panels with acoustic perforated liner trays absorbing internal reverberation in hangars and arenas.

European Eurocodes & Global Standards Compliance

Fully verified structural calculations meeting European, British, and international building codes.

EN 1993-1-1

Tubular Trusses

Buckling of compression chords and hollow section member stability analysis.

EN 1993-1-8

Hollow Section Joints

Punching shear, chord face plastification, and K/N/T welded joint design.

EN 1991-1-3

Heavy Snow Drift

Snow drifting and local accumulation checks over curved and pitched wide roofs.

EN 1090-2

Welding Control

100% ultrasonic and visual weld testing on primary tubular joint nodes.

End-to-End CNC Fabrication to Job-Site Assembly Lifecycle

From 3D Tekla BIM modeling to automated roll-forming, container packing, and on-site bolted erection.

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3D Parametric Space Modeling

3D modeling of complex pipe intersections and node geometry in Tekla Structures.

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5-Axis CNC Pipe Profiling

Robotic saddle cuts, weld prep bevels, and bolt hole drilling on tubular sections.

03

Modular Truss Sub-Assemblies

Trusses fabricated in transportable 12m segments with internal bolted splice connections.

04

Tandem Crane Lift & Pinning

Ground pre-assembly of truss pairs followed by single or tandem crane lifts into position.

Key Engineering & Commercial Advantages of this System

Why civil engineers, architects, and international contractors specify this SerBuild technology.

Massive 30m to 90m+ Spans

Total column-free flexibility for aviation hangars, sports arenas, and logistics terminals.

Aerodynamic Tubular Efficiency

Hollow tubular CHS/SHS sections minimize wind drag and reduce steel tonnage by up to 30%.

Container-Compatible Segments

Modular internal bolted splices allow long-span trusses to be shipped worldwide in 40ft HC containers.

Catwalks & MEP Integration

Internal truss depth accommodates maintenance catwalks, lighting grids, and crane hoists.

Compatible Building Solutions & Applications

Explore the primary architectural and industrial building types utilizing this structural system.

Warehouses & Logistics

Clear-span halls up to 60m+ span with optimized eave heights and overhead crane integration.

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Residential Villas & Housing

Modern 1 to 6-storey residential structures with superior acoustic privacy and seismic safety.

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Commercial & Data Centers

Heavy-duty framing for corporate offices, retail complexes, and mission-critical IT data centers.

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Agricultural & Equestrian

Corrosion-resistant equestrian arenas, grain storage halls, and ventilated livestock facilities.

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Engineering Deliverables Package Provided with this System

Complete technical documentation and models supplied for municipal permitting and construction.

1. 3D BIM & Structural Dossier

  • Tekla Structures 3D IFC Coordination Model
  • Eurocode 3 & 8 calculation dossier (PDF)
  • FEA joint and connection verification sheets

2. Foundation & Anchor Schedules

  • Precise anchor bolt coordinate layout drawings
  • Foundation reaction tables (Axial, Shear, Moment)
  • Anchor setting templates and detail cross-sections

3. 3D Erection Manual & Certs

  • Step-by-step 3D assembly and erection guide
  • EN 10204 Type 3.1 raw mill test certificates
  • CE Declaration of Performance & EU CBAM cert

Relevant Project References

Real-world evidence of precision Eurocode engineering, containerized export, and on-site assembly execution.

Split, Croatia Supply + Supervision

266 m² Contemporary Light Gauge Steel Villa in Split, Croatia

Challenge: Severe coastal bora wind gusts (up to 180 km/h) and high seismic ground acceleration in the Adriatic coastal z...

266 m² (2,863 sq ft) Case Study →
Bavaria, Germany Supply Only (Kit Package)

1,800 m² Clear-Span Steel Logistics Warehouse in Bavaria, Germany

Challenge: 30-meter column-free clear span required to maximize high-bay pallet racking, integrated with a 10-ton overhea...

1,800 m² (19,375 sq ft) Case Study →
Lyon, France Supply + Supervision

4,500 m² Logistics Distribution Center in Lyon, France

Challenge: 12 integrated loading docks, high internal clearance of 12 meters, strict NF EN French Eurocode compliance, an...

4,500 m² (48,438 sq ft) Case Study →

Frequently Asked Questions

Detailed answers to technical, manufacturing, export, and on-site assembly questions.

SerBuild designs and manufactures light gauge steel (LGSF) and heavy structural steel buildings for residential developments, industrial warehouses, manufacturing factories, aircraft hangars, commercial offices, and agricultural halls.

Yes. All structural engineering is performed strictly according to Eurocodes (EN 1990, EN 1991, EN 1993, EN 1998) including project-specific National Annex parameters for local snow, wind, and seismic loads.

We offer five flexible delivery packages: Engineering Only, Supply Only (containerized flat-pack kit), Supply with On-Site Supervision, Complete Frame Installation, and Turnkey Project Delivery in eligible regions.

Components are precision roll-formed or cut, permanent piece-marked, and packed in dense weather-protected flat-pack bundles optimized for 40ft High Cube containers, accompanied by detailed 3D packing lists and assembly manuals.

Submit your project location, building dimensions (width, length, eave height), intended use, and any available architectural drawings or sketches via our 5-step RFQ form. Our engineering team reviews the submission and responds within 24–48 hours.

Request an Engineered Steel Building Proposal

Submit your project dimensions, drawings or requirements for an engineering review and itemized quote within 24–48 hours.

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Step 1: What type of steel building are you planning?

Step 2: Project Location & Target Dimensions

Step 3: Preferred Delivery Scope & Engineering Equipment

Step 4: Project Schedule, Incoterms & Readiness

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