top of page

Traffic Control System for the Suao to Pinglin Section of National Freeway No. 5


Project Location

New Taipei City and Yilan County, Northern Taiwan


Taiwan Area National Freeway Bureau (TANFB)

Services Period

From August 2003

to October 2007

Type of Services

Construction Supervision

Project Overview

The scope of this project is the implementation of a traffic control system specifically for a freeway section having a total length of 41km, including the 12.9km long Xueshan Tunnel, the fifth longest roadway tunnel in the world. 


The Pinglin Traffic Control Center is the nerve center for monitoring and controlling road traveling conditions while the installation of different types of traffic control equipment along the route section for the detection, monitoring, information display, traffic regulation, wire communication and radio communication are used for facilitating traffic conditions and satisfying traffic management requirements of emergency incidents so as to ensure the safety of all road users. 


CECI provided the construction supervision and related technical consulting services during construction for implementing the following types of equipment and facilities


  • Data gathering systems.

  • Changeable message sign systems.

  • The traffic regulation systems.

  • Transmission systems.

  • Closed circuit television systems.

  • Telephone systems.

  • Radio systems.

  • Central computer systems.

  • Tunnel emergency broadcasting systems.

  • Telecommunication systems and power supply systems.

  • Conduits and steel structures.

  • The lane control barrier machine system.

  • The license plate recognition system.

  • The roadside vehicle counting system.

More Projects

bottom of page