Telegra - Highway and Tunnel Traffic Management and Control Systems

Telegra (former Telefon-Gradnja) is a leading developer, manufacturer and integrator of high tech products in the field of traffic management and supervision. It designs a range of products that includes variable message signs and displays, mechanical variable signs, and roadside outstations that integrate traffic counting equipment, weight measurement and monitoring, weather stations, video surveillance equipment and automatic incident detection equipment. Our truly ergonomic topXview™ SCADA is capable of providing complete systems including integrated communication and third-party equipment.

Telegra's experience makes us qualified to provide services such as consultancy, advice and system design. Our competitive prices and reliable delivery of complete systems make us the one-stop-shop for traffic management and control systems for highways and tunnels.

Integration of advanced traffic management systems

• One-stop-shop
• Full range of products and integration services
• Over 30 large systems in operation worldwide
• Expertise in hardware, software and system design
• Own-core TMS products
• Integration and delivery of third-party products and subsystems
• Services from design to installations and long-term maintenance

topXview: advanced traffic SCADA software suite

Over 30 large advanced traffic SCADA software suites in continuous operation worldwide have been delivered by Telegra. Intuitively likable and having pleasing ergonomics of GUI design, they are flexible and suitable for the simplest to most complex or smallest to very large TMS applications.

They can be integrated with any subsystem, regardless how complex, and provide advanced automation and event management. True top-level integration means even the largest systems are controlled at a single point.

The topXview suite was the winner of the 2007 IRF Global Road Achievement Award.

LED displays and variable message signs

Over 3,500 LED variable message signs and displays have been delivered by Telegra worldwide. Features include:

• Conform to most stringent European and US standards (EN12966 certified and NEMA-TS4 compliant)
• Low cost of ownership over extended lifetime
• Simple to operate and maintain
• Distinctively clear picture and text display due to applied anti-aliasing
• Failsafe operation increases safety in traffic applications
• Improved serviceability - quick module replacement with minimized number of spares
• Wireless local control, set up and fault diagnostics
• Versatile design and display options - any size, any color with low different-module count

Electromechanically variable message signs

Over 300 electromechanical (prism based) variable message signs have been delivered by Telegra worldwide. They have a low cost of ownership over extended lifetime and are simple to operate and maintain.

Designed for operation in high-wind areas, they provide an automatic return to the default position. The prisms are precisely positioned and the position can be rapidly changed.

Roadside controllers

Over 800 roadside controllers have been delivered by Telegra worldwide. They provide in-field full integration with other systems using direct field bus connections, and have the option of autonomous local operation. They can control a wide range of Telegra and third-party equipment, and support a large number of interfaces and protocols. They have versatile connectivity options.

Emergency roadside telephone system

Over 1,000 emergency roadside telephone systems have been delivered by Telegra worldwide. Features include:

• Roadside and tunnel version
• Low cost of ownership over extended lifetime
• Simple to operate and maintain
• Solar powering enabled by low power consumption
• Fibre optic, VoIP and GSM execution
• topXview like ergonomic GUI

Traffic-management system design

Experience-based wide range traffic system dedicated designs include the design of complete integrated systems (traffic management technology, communication networks, power supply, etc.). Over 300 designs have been delivered and implemented, and the company has extensive international references.

Globally there are over 1,500km of highways and interurban roads and 60km of tunnel tubes fully equipped and delivered by Telegra. In many cases Telegra has designed complete systems comprising all field, communication and control centre subsystems, hardware and software solutions.