Overview

Are you looking to buy or sell traffic sign gantry structures? Are you unfamiliar with these gantry systems and unsure about their different types? Welcome to Gartal Company. Traffic signs and signals installed across urban areas and highways play a crucial role in reducing accidents and enhancing transportation safety. One essential traffic equipment is the traffic sign gantry, which is widely used today. The design and installation of these overhead gantries require precision and expertise. Therefore, a traffic sign gantry manufacturer must possess the necessary skills and experience in this field. If you are planning to use these gantry structures, this article will provide valuable insights to help you make an informed decision.

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New Product from Gartal’s Technical and Engineering Department

New Overhead Gantry Panel for Traffic Guide Signs

Designed with a Truss Structural System

Innovative Engineering Structure  lighter Elegant Affordable High stability Eye-catching Fast construction Easy installation

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  •  Offers superior stability and strength
  • Customizable for different span lengths
  • Modeled in SAP2000 software
  •  Analyzed using SAFE softw
  • Complies with the Iranian National Building Code
  • Complies with U.S. structural design regulations
  • Designed for wind speeds up to 120 km/h
  • Designed to support wind sail areas up to 40 m²
  • Upgradeable wind sail area up to 50 m²
  •  lighter compared to conventional panels
  • Reduced and optimized steel consumption
  • Approved by a structural design engineer

overhead gantry for traffic signs

The traffic sign gantry, also known as an overhead gantry for traffic signs, U-post, or gantry panel, is a specialized type of steel traffic gantry structure composed of two vertical poles connected by a continuous horizontal arm. Professionals involved in buying and selling traffic signs gantries and traffic gantry suppliers understand the diverse applications of these overhead gantries.

Today, these galvanized steel gantries are widely used for mounting traffic lights at intersections, overhead directional signs, advance warning panels, and guide signs in both urban and suburban roadways. Since quality is a key factor in traffic gantry manufacturing, choosing a reliable traffic sign gantry exporter or manufacturer requires attention to important technical and material specifications.

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Material Used in Traffic Sign Gantry Structures

In general, traffic sign support structures are made of metal. However, when it comes to traffic sign gantries, the type of metal used plays a crucial role in ensuring durability and safety. Most overhead gantry structures for traffic signs are manufactured using galvanized steel pipes, which are known for their long service life and excellent compatibility with various coatings. These features make galvanized steel the preferred material for producing steel traffic gantries used on highways and urban roads.

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Types of Traffic Sign Gantry Structures

Traffic sign gantry manufacturers typically design these structures in two main types:

  • Two-post traffic sign gantry

  • Three-post traffic sign gantry

The two-post gantry consists of two vertical columns connected by a horizontal arm. This type is commonly used for narrow roads, alleys, and two-way streets where space is limited. It's a compact and efficient overhead gantry for traffic signs, ideal for urban environments.

The three-post gantry, on the other hand, features three vertical support columns and is designed to span across wider roads and dual carriageways. This type of highway gantry structure is widely seen on expressways and high-traffic routes. With increased mechanical strength and load-bearing capacity, three-post gantries are suitable for larger directional and guide signs.

Whether you're planning to install a two-post or three-post gantry, you can contact Gartal, a trusted traffic sign gantry exporter and supplier to the Middle East, for expert advice and high-quality structures.

Traffic Sign Gantry Price and Cost Factors

The price of a traffic sign gantry can vary significantly depending on a range of technical and environmental factors. These overhead gantries for traffic signs are manufactured in various dimensions, diameters, and heights, and are custom-built to meet the specific needs of urban and highway infrastructure projects.

Key factors affecting the cost of a steel traffic gantry include:

  • The number and type of surveillance cameras mounted

  • The type and size of signs installed

  • Environmental conditions such as wind speed and weather exposure

  • Installation location and accessibility

  • Gantry height and structural load requirements

  • Surface coating (galvanized, painted, or custom finishes)

  • Type of foundation (precast or cast-in-place)

Each of these elements contributes to the final price, and naturally, larger highway gantry structures with greater load-bearing requirements will involve higher costs.

To get an accurate quotation based on your project specifications, feel free to contact Gartal, your trusted traffic gantry supplier and exporter in the Middle East region based in Tabriz, Iran.

Recommended Read: Why Iran is Becoming a Leading Supplier of Traffic Signs and Safety Barriers in the Middle East

Choosing a Reliable Traffic Sign Gantry Manufacturer

A professional traffic sign gantry manufacturer must have extensive expertise in designing and producing various types of overhead gantry structures. The manufacturer should be equipped with skilled engineers and technicians capable of delivering durable and efficient solutions tailored to highway and urban traffic needs.

From initial design to final installation, each stage of production requires precision, technical knowledge, and attention to safety standards. Only manufacturers with proven experience in this field can ensure that the gantries will remain reliable and structurally sound over time.

Additionally, a reputable traffic gantry supplier offers competitive pricing, post-sale support, and product customization based on project requirements. When choosing a supplier, consider both the quality of the gantry structure and the overall value they provide. The best manufacturers deliver the perfect balance between durability, performance, and cost-effectiveness.

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Key Considerations When Building and Installing U-Shaped Traffic Gantries

When designing and installing a U-shaped traffic sign gantry, several important factors must be taken into account to ensure long-term safety and structural reliability.

The most critical aspect is high structural strength and the ability of the gantry to withstand harsh environmental conditions. Since climate conditions vary significantly across different regions—ranging from high humidity to extreme heat or cold—the gantries must be engineered to offer maximum durability and corrosion resistance.

Moreover, these overhead gantries for traffic signs should be able to absorb impact and reduce the severity of accidents in case of vehicle collisions. Using high-quality galvanized steel materials, applying weather-resistant coatings, and choosing the right foundation type are all essential to ensure stability and performance.

Finally, while cost is a factor, it should not come at the expense of quality. Choosing a balance between affordability and structural integrity is key to a successful and long-lasting steel traffic gantry installation.

Additional Insights: Pipe vs Polygonal Traffic Sign Post: Choosing the Right Traffic Pole for Your Project

Key Points for Selling Traffic Sign Gantries

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There are several important considerations when it comes to selling traffic sign gantries, especially for infrastructure projects in urban or highway environments.

  • First and foremost, the gantry structure must be chosen based on the specific installation site. The selected gantry should have the appropriate height, width, and span to support the intended signage and withstand local environmental conditions.
  • Another key factor is pricing. A trustworthy traffic gantry supplier provides high-quality and durable overhead gantry structures at fair and competitive rates. Offering both value and quality is what sets a reliable seller apart in the market.
  • The construction quality and materials used—typically galvanized steel or weather-resistant alloys—must also be carefully evaluated. Whether installed in city roads or on highways, gantries must maintain structural integrity under varying climate and mechanical stress.
  • Lastly, choosing the right installation method is essential. Proper mounting ensures long-term durability, resistance to harsh weather, and stability during external impacts like strong wind or accidents.

Final Thoughts

Today, traffic sign gantry manufacturers strive to offer high-quality gantry structures at competitive prices. Unfortunately, some suppliers may compromise on quality to increase their profit margins. It is essential to choose a manufacturer with years of experience in producing and selling traffic sign gantries, who has demonstrated expertise and reliability in the field.

Pay close attention to customer satisfaction and testimonials to ensure you select a trusted and reputable traffic gantry supplier. By following all the important guidelines when purchasing a traffic sign gantry, you can be confident in receiving a durable, safe, and cost-effective product.

At Gartal, we are always ready to provide comprehensive services and support to our valued customers. Don’t hesitate to contact us for expert advice and high-quality overhead gantry structures tailored to your project needs!

Frequently Asked Questions

You should choose a reputable manufacturer based on the type of gantry you need and the final price of the structure. Naturally, reliable manufacturers offer the best balance of quality and competitive pricing to ensure you get a durable and cost-effective traffic sign gantry.

Generally, traffic sign support posts are made of metal, but the important question is which metal is best suited for constructing traffic sign gantries. Galvanized steel pipes are widely used due to their long lifespan and excellent compatibility with various coatings. For this reason, galvanized steel is the preferred material for manufacturing durable and weather-resistant overhead gantry structures.

Currently, traffic sign gantries are widely used for installing traffic lights at intersections, overhead directional signs, informational and warning panels, as well as guidance signs on urban and intercity roads. Given the critical importance of their quality, choosing high-strength and durable overhead gantry structures is essential to ensure safety and long-term performance.

Selected Gantry Projects by Gartal Co.