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CL289 Single Row Spigot Ladder Truss (Pin Connected Ladder Truss)

Views: 12     Author: Site Editor     Publish Time: 2026-08-03      Origin: Site

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CL289 Single Row Spigot Ladder Truss (Pin Connected Ladder Truss)

Drawing Name

CL289 Single Row Spigot Ladder Truss (Pin Connected Ladder Truss)

Drawing File Reference

Drawing Index

Drawing Index

Configuration

Length

4138

Single Row Spigot Ladder Truss

1.1m

3972

Single Row Spigot Ladder Truss

1.2m

Drawing Information

Item

Details

Drawing Series

CL289 Single Row Spigot Ladder Truss

Structure Type

Outdoor Roof Truss Structure

Application

Outdoor Canopy Structures, Roof Framework, Temporary Event Structures

Cross Section Width

289mm

Main Tube

50mm Aluminum Round Tube

Shape Type

Single Row Ladder Truss

Length Options

1.1m / 1.2m

Environment

Outdoor Roof Truss Systems

Material

Aluminum Alloy

Connection System

Spigot Pin Connection

Drawing Type

2D CAD Drawing

Design Purpose

Structural components for outdoor truss roof systems

Related Products

Standard Lighting Truss Systems and Outdoor Roof Structures

4138-CL289(1.1m)单排插销架.jpg

CL289 Single Row Spigot Ladder Truss Overview

The CL289 single row spigot ladder truss is a lightweight aluminum truss component designed for outdoor roof structures, canopy systems and temporary event frameworks.

With a 289mm width profile and 50mm round tube main chords, this ladder truss provides a simple and efficient structural solution where lightweight construction and fast assembly are required.

The spigot pin connection system allows quick installation and dismantling, making it suitable for mobile event structures and reusable outdoor applications.

Main Features

1. Lightweight Ladder Structure

The single-row ladder design provides:

  • Lightweight transportation;

  • Simple installation;

  • Efficient material usage;

  • Suitable structural support for canopy frameworks.

2. Spigot Connection System

The pin-connected structure offers:

  • Fast assembly and disassembly;

  • Reduced installation time;

  • Easy transportation;

  • Modular combination with other truss components.

3. Outdoor Application Design

CL289 is suitable for:

  • Outdoor event roofs;

  • Temporary canopy structures;

  • Exhibition structures;

  • Small and medium-size roof frameworks.

Structural Components

Component

Description

Main Chords

50mm aluminum round tubes providing primary structural support

Ladder Cross Members

Horizontal connecting tubes maintaining spacing and rigidity

Diagonal Bracing

Internal diagonal members improving stability

Spigot Ends

Integrated connection parts for quick assembly

Pin System

Mechanical connection between truss sections

Available Specifications

Model

Profile Size

Connection Type

Length

Material

CL289-1.1

Width 289mm

Spigot Pin Connection

1.1m

Aluminum Alloy

CL289-1.2

Width 289mm

Spigot Pin Connection

1.2m

Aluminum Alloy

Application

Outdoor Roof Truss Structures

CL289 can be used as part of:

  • Outdoor canopy frameworks;

  • Small event roof structures;

  • Temporary shelters;

  • Exhibition roof systems.

Related:

Outdoor Stage Roof Systems

Modular Event Structures

The spigot ladder truss system can be combined with:

  • Lighting truss systems;

  • Roof support structures;

  • Custom aluminum frameworks.

Related:

Connection Material System

Connection System

The CL289 adopts a spigot pin connection system.

Advantages:

Quick Installation

The integrated spigot design allows sections to be connected quickly without complicated bolt assembly.

Modular Design

Different lengths can be combined according to project requirements.

Reusable Structure

Suitable for rental companies and event suppliers requiring repeated installation.

Engineering Considerations

For outdoor roof structures, the final design should consider:

  • Overall roof span;

  • Roof covering material;

  • Wind load requirements;

  • Support arrangement;

  • Installation conditions.

Large outdoor structures may require engineering verification according to local safety requirements.

Related:

Engineering Solution

Related Products

CL289 can be combined with:

  • Standard Lighting Truss Systems;

  • Outdoor Roof Truss Systems;

  • Aluminum Canopy Structures;

  • Custom Event Structures.

Related:

Custom Stage Production

FAQ

1. What is CL289 ladder truss used for?

CL289 is mainly used for outdoor roof structures, canopy frameworks and temporary event structures requiring lightweight aluminum truss components.

2. What is the size of CL289 truss?

CL289 has a 289mm width profile and uses 50mm aluminum round tubes as the main structural members.

3. What connection system does CL289 use?

CL289 uses a spigot pin connection system, allowing fast assembly and dismantling.

4. Can CL289 be customized in different lengths?

Yes. Different lengths can be manufactured according to project requirements. The standard drawings shown include 1.1m and 1.2m sections.

5. Is CL289 suitable for outdoor roof structures?

Yes. CL289 is designed for outdoor canopy and roof truss applications. The final structure should consider span, loading conditions and environmental requirements.

Design Notice

The drawings represent standard CL289 single-row spigot ladder truss configurations.

Actual structural performance depends on the complete structure design, loading conditions, installation method and environmental factors.

Main Products

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