Both tunnels Pletovarje and Golo Rebro consist of two one-way tunnel tubes. Each tube consists of two traffic lanes; Tunnel Pletovarje is 708 meters long, and tunnel Golo Rebro is 778 meters long.

The tunnels are part of the Hoče - Arja Vas highway, section Žiče - Dramlje.

The tunnels are equipped with tunnel management software compliant with Directive 2004/54 EC by European Commission. Safety equipment and traffic management system are designed according to the E.U. PIARC recommendations: LED Variable Message Signs (e.g. Dynamic Message Signs); Emergency roadside telephones (SOS phones) system; traffic counting and classifying equipment; CCTV system, video automatic incident detection system (AID, VIDS) etc. topXview™ traffic management software based scenarios have been implemented and include fire in the tunnel detected by fire cable , push button or by the video incident detection system; set of incidents detected by the video incident detection system (stopped vehicle, wrong way vehicle (ghost driver), debris in the tunnel, person in the tunnel), opened door (of the SOS niche, power transformer station or doors of the passage between two tubes), call from the emergency telephone, SOS push button alarm, critical CO or visibility level, critical visibility level, queue in the tunnel, power loss scenarios, maintenance scenarios etc.