WSP Infrastructure Engineering GmbH has been developed the software ProSig® for about 25 years. ProSig® is an expert planning software for signaling and safety systems, and their respective cabling systems. ProSig® is used with great success in railway infrastructure projects within complex technical contexts, such as electronic/digital interlocking stations (ESTW/DSTW) and European Train Control Systems (ETCS). ProSig® provides extensive automated solutions for Building Information Modeling (BIM) and Digital Planning Processes.