PPA CONTROLL, a.s. implemented a complete technological part of the Bôrik tunnel – 2 x 1,000 m as the direct general contractor for the National Motorway Company, Inc.

Commissioning in 12/2009

• Power supply of the tunnel (2 x 22 KV substation, LV switchboards – power supply of technological equipment, 2 x rotary, 2 x diesel generator)

• Supply of the main tunnel lighting, LED fire and guiding lighting

• Supply of the central control system

• Measurement of physical quantities – opacity, CO, air flow, temperature

• Drive-simulator for operators with a simulation of incidents

• Security system (SOS boxes, closed TV circuit + transmission of images to the police and the Fire and Rescue Corps)

• Electric fire signalling systems

• Wireless connection in the tunnel (Slovak Radio, mobile operators, police, Fire and Rescue Corps, motorway maintenance)

• Evacuation radio system for each zone of the tunnel

• Ventilation of the main tunnel tube, escape routes and substations

• Traffic control throughout the virtual tunnel, including access roads to the tunnel (variable traffic signs and traffic lights – supply and installation)

• Technical equipment of the tunnel to permit ADR transport (ADR number plate detection and recognition system)