Gantries

Highway sign gantries, portal frames and SOS posts

Steel structures for avenues, roads and highways that carry cameras, radars, signs and emergency buttons, supporting public safety command centers. We design, fabricate, galvanize and erect them anywhere in Mexico.

Up to 30 mspan, from one side of the road to the other

Structural steelhot-dip galvanized or painted

On-site erectionby crane, anywhere in Mexico

What we build

Three structures, one plant

Each one is designed for its site: span, height, wind load and the equipment it will carry.

Per linear meter of span

Highway sign gantry or portal frame

A full-span structure, from one side to the other, for one or more lanes: types A, B and C, or custom to your project.

  • Spans up to 30 m
  • Structural steel: HSS, I-beams and plate
  • Maintenance walkway, anchor bolts and base plates

Approximate price$67,111 + VATper linear meter of span

Quote a gantry →
Per linear meter

Cantilever sign structure

A single post with a cantilever arm over the roadway, for cameras, license plate readers and signs. We also build the hybrid type.

  • For REPUVE, C4, C5 and vehicle control
  • Designed for wind load and equipment weight
  • Galvanized or painted

Approximate price$67,111 + VATper linear meter

Quote a cantilever structure →
Per meter of height

SOS call-box post

Roadside help post with an emergency button or intercom, beacon light and a cabinet for the equipment. It can carry cameras and a solar panel.

  • For highways, toll plazas and roads
  • Built-in cabinet for the electronics
  • Galvanized or with high-visibility paint

Approximate price$8,800 + VATper meter of height

Quote an SOS post →

Approximate prices, before VAT, to give you an idea before you request a quote. They cover the structure; foundation, erection, equipment and transport are confirmed in your quote with a reference number.

Made to order

For public safety, toll roads and traffic control

Types we build

Type AType BType CCantilever (flag)Hybrid

We build to your project's specification: from SCT, CAPUFE, the municipality or your client. For REPUVE, C4 and C5, toll plazas, municipalities and private industry.

It can include

  • Fixed and PTZ cameras, radars and license plate readers
  • Displays and signs
  • Emergency buttons and intercoms
  • Satellite antennas and signal receivers
  • Equipment cabinet and its conduit entries
  • Solar panel, to work off the grid and linked to the monitoring center
What's included

From calculations to erection, with one supplier

Civil works and foundations too, if your project needs them.

01EngineeringStructural calculations and drawings
02FabricationAt our plant in San Juan del Río
03FinishHot-dip galvanizing or paint
04TransportTo the location you specify
05ErectionBy crane, by day or at night
AWS
D1.1

Structural welding with a procedure qualified to AWS D1.1, endorsed by an AWS Certified Welding Inspector (CWI). Welders qualified to AWS D1.1.

Certificates available on request
Questions

What people ask us most

How much does a highway sign gantry cost?

As a reference, $67,111 + VAT per linear meter of span: a 15 m gantry comes to about $1,006,665 + VAT. The final price depends on height, foundation, finish, the equipment it will carry and transport; we confirm it in your quote.

How much does an SOS post cost?

As a reference, $8,800 + VAT per meter of height: a 4 m post comes to about $35,200 + VAT. What goes inside (intercom, cameras, solar panel) is defined in the quote.

Do you include civil works and foundations?

Yes, if your project needs them: they go in the quote along with the structure, transport and erection.

What is not included?

Lightning protection and grounding. If you need them, they are quoted separately.

What do I need for a quote?

The span (the width of the roadway), the clear height, the number of lanes, the location and the equipment it will carry. If you have a drawing or a specification, attach it in the quote form.

Do you install outside Querétaro?

Yes. We build in San Juan del Río and erect anywhere in Mexico.

How long does it take?

Typical build time is 6 to 8 weeks after drawing approval and deposit. The erection date comes in your quote.

Looking for structural steel, heavy fabrication or laser cutting? See Structural steel and laser cutting →

Quote with a reference number

Have a drawing or a size? Get a quote today.

An engineer reviews your request and replies with the lead time and a CFDI invoice.

Avantia Metales · Quote requestSan Juan del Río, Qro., Mexico
  1. 1 Your size or drawing As a PDF, or check “Not yet”.
  2. 2 Your reference number, instantly As soon as you send it
  3. 3 An engineer gets back to you Quote with lead time and CFDI invoice.
Your reference numberAV-1104-K7P2