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Today11/05/2026
Utilities
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Maintenance and servicing services of light signalling systems and traffic control
The state capital Wiesbaden, LHW, operates a network of more than 230 light signalling systems, as well as active display panels, parking guidance system, traffic detection and environmental measuring devices to control traffic. This complete system of outdoor facilities, network, server and client computers was built by Siemens-Verkehrstechnik, now Yunex-Traffic. The control, operation and message management of all systems is carried out via the Yutraffic-SCALA software system from Yunex-Traffic (formerly Siemens Traffic Technology). The software system is operated on "on-premise" server computers in the traffic technology data network. For the operation of all facilities, client computers and a control center with large-screen display are operated in the traffic technology data network. This complete system of outdoor facilities, network, server and client computers was built by Siemens-Verkehrstechnik, now Yunex-Traffic. The care and maintenance services include this overall system. The care and maintenance services include this overall system. All mentioned facilities and systems require maintenance and care. Thus, a service contract is to be contracted for a further 6 years.
72000000 - IT services: consulting, software development, Internet and support
50000000 - Repair and maintenance services
51000000 - Installation services (except software)
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