Switzerland – Traffic control services

MP-070191, N03/70 KER, Kerenzerberg Tunnel, Safety Service. The N03/70 national highway, from the Weesen junction to the Murg junction, in the direction of Sargans, requires a complete overhaul. The Kerenzerberg Tunnel is now 35 years old and must be completely renewed. In addition to the renewal of the 5.7 km long Kerenzerberg Tunnel, a new, parallel safety tunnel of approximately 5.5 km is required. Furthermore, renewal and repair work in the tunnel approaches is part of the project. The security service mandate includes: * Traffic control in the area of the Gäsi median crossover * Traffic control in the construction site area * Services related to the personnel access control system * Checking access permits * Monitoring and supervision of goods handling * Spot checks to prevent damage from natural disasters or malicious acts by third parties in the construction site area * Opening and closing all operations centers, stations, and electrical rooms before and after work shifts, checking entrance doors and gates, checking installation sites * Overall monitoring of compliance with occupational safety and emergency management on the construction site