Strategic Tunnel Enhancement Programme (STEP) –Deep Tunnel Sewer

Project Info

  • Construction Date

    January 2011 – October 2013

  • Category

    Precast Concrete, Project Management and Engineering, Structural Design

Project 09


Project: Strategic Tunnel Enhancement Programme (STEP) –Deep Tunnel Sewer
Client: Strategic Tunnel Enhancement Programme (STEP) Authority
Contract
:

  • Design and Construct ‘Vertical Access Shafts’ for the STEP (T-03 and T-02)
  • Sewer Links Contract 1 & 2 (LS-01 & LS-02)
  • Design and Construct Strategic Tunnel Enhancement Programme Deep Tunnel Sewer Contract T-03 and
  • Design and Construct Strategic Tunnel Enhancement Programme Deep Tunnel Sewer Contract T-02

The Abu Dhabi STEP Project consisted of 47.5km gravity-driven tunnel divided into three sections, as well as numerous by-tunnels linking the city’s old sewerage system to the new tunnel.  In addition, two new water treatment plants in Al-Mafraq and Al-Wathba to replace the current network.
Location: Abu Dhabi, UAE