Let’s Assemble a Global Truss 40x40x12 Ft Square Box Truss System
A Heavy-Duty Stage Truss Build Designed for Big Shows & Bigger Impact
When you need a large, clean, professional-looking stage truss, the Global Truss 40x40x12 ft Square Box Truss System checks every box. This is the kind of aluminum truss structure you see at concert stages, festivals, DJ events, convention booth displays, and high-end corporate productions.
Built with Global Truss F34 aluminum truss, this system delivers the perfect balance of strength, modular flexibility, and visual appeal—making it a top seller on famousstages.com.
Let’s break down how to assemble it step by step, using the exact materials listed, in a way that’s easy, efficient, and production-friendly.
Materials Used for the 40x40x12 Ft Square Box Truss
Here’s everything needed to build this professional-grade stage trussing system:
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8 × Global Truss F34 Box Truss – 9.84 ft
(Vertical truss posts – 12 ft system height)
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8 × Global Truss SQ-4137 Steel Base Plates
(Stable foundation for stage truss safety)
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4 × Global Truss SQ-4126 3-Way 90° Corner Truss
(Top outer corners)
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4 × Global Truss SQ-4129 3-Way T-Junction Truss
(Top side mid-point connectors)
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8 × Global Truss F34 Box Truss – 11.48 ft
(Top structure – main spans)
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8 × Global Truss F34 Box Truss – 5.74 ft
(Top structure – completing each side)
All components are Global Truss F34 aluminum truss, known for reliability in lighting truss, DJ truss, aluminum lighting truss, and portable stage applications.
📐 Exact System Dimensions (Important Note)
Nominal Size vs. Exact Measurement
This system is commonly referred to as a 40x40x12 ft Square Box Truss System.
However, based on the exact Global Truss F34 segment lengths, the true assembled dimensions are:
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Width: 39.24 ft
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Depth: 39.24 ft
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Height: 11.44 ft
👉 Industry standard practice rounds these measurements to 40x40x12 ft for simplicity and consistency.
This is normal across stage truss, lighting truss, DJ truss, and aluminum truss systems and does not affect performance, load capacity, or compatibility.
Step 1: Position the Base Plates (40x40 Layout)
Start by laying out the 8 Global Truss SQ-4137 base plates on a level surface.
- Four plates define the outer corners
- The remaining four support the mid-points of each side
- Confirm a true 40 ft × 40 ft square footprint
This layout ensures excellent load distribution and long-term structural stability for stage trussing and lighting trussing systems.
Step 2: Install the Vertical Truss Posts (12 Ft Height)
Attach one 9.84 ft F34 box truss to each base plate to form the vertical posts.
- 8 vertical trusses total
- Creates a 12 ft overall height
- Ideal for hanging lighting truss fixtures, DJ lighting truss, LED panels, and branding elements
The aluminum truss keeps the structure strong yet manageable for fast setups and tear-downs.
Step 3: Assemble the Top Square Box Truss on the Ground
Before lifting, assemble the entire top square truss frame on the ground.
Each Side of the Top Frame Includes:
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2 × 11.48 ft F34 box truss
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2 × 5.74 ft F34 box truss
Connector Placement:
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SQ-4126 3-way 90° corners at all four outer corners
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SQ-4129 3-way T-junctions at the mid-point of each side
This design creates a perfect 40x40 square box truss, reinforced at the center of each span—ideal for heavier lighting truss and DJ trussing loads.
Step 4: Lift & Secure the Top Structure
With enough crew members and step ladders:
- Lift the assembled top square box truss
- Align it with all 8 vertical truss posts
- Secure each connection using proper Global Truss hardware
Once locked in, the system becomes a commanding, professional stage truss structure ready for production.
🎥 This is where your rig transforms into a high-impact show centerpiece.
Where This 40x40 Global Truss System Excels
This configuration is perfect for:
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Stage truss & stage trussing
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Lighting truss & lighting trussing
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DJ truss & DJ lighting truss
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Aluminum truss & aluminum lighting truss
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Portable stages
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Convention booth truss
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Display booth truss
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Festival and touring rigs
Its modular design allows easy expansion or reconfiguration for future events.
Why Professionals Buy from FamousStages.com
When you order from famousstages.com, you’re getting more than just truss:
✅ Authentic Global Truss products
✅ Competitive pricing
✅ Fast shipping
✅ Expert support from real production professionals
✅ Proven SEO-driven product solutions
This is why event pros trust famousstages.com for stage trussing and portable stages nationwide.
Final Takeaway
The Global Truss 40x40x12 Ft Square Box Truss System is built for producers who want maximum impact, safety, and flexibility. Whether you’re lighting a main stage or building a standout convention booth truss, this system delivers every time.
👉 Order your Global Truss system today at famousstages.com and build bigger, stronger, and smarter.





























