McConnell Dowell 2019 Annual Review

32 McConnell Dowell Group New Zealand and Pacific Islands Army Bay Ocean Outfall Location: Auckland Customer: Watercare Services Limited — Multiple AwardWinning — The project involved the installation of approximately 3 km of gravity system replacement pipeline including: — 1.9 km of trenchless pipeline using the Direct Pipe ® system — an off-shore transition connecting the 1,100 mmOD HDPE liner pipe and — the 800 mmOD HDPE outfall pipeline approx. 900 m of marine pipeline that will form the outfall — construction of a new UV treatment plant, including electrical controls and standby generator — upgrading the existing pump station to transfer the treated waste to the new gravity outfall pipe via the UV treatment Plant — The project utilised the state-of-the-art Herrenknecht Direct Pipe ® system for the first time in New Zealand. — While tunnelling the onshore section, McConnell Dowell achieved a world-record for the longest Direct Pipe ® drive at 1,929 m. Wynyard Edge Alliance Location: Auckland Customer: Wynyard Edge Alliance — Extension to existing Wharf — Construction of 3 breakwaters to allow for launching of yachts — Over 60,000 cubic meters of material to be dredged. Christchurch Southern Motorway Location: Christchurch Customer: NZ Transport Agency The Christchurch Southern Motorway Stage 2 (CSM2) project addresses growing congestion in Christchurch’s south and southwest suburbs by delivering a four-lane, median separated motorway from near Rolleston to Robinsons Road. — 8 km of new 4 lane motorway — 5 km of SH1 duplication — 5 km of local roads and adaptions. City Rail Link Location: Auckland Customer: Auckland Transport — Connectus is a Joint venture between McConnell Dowell Ltd and Downer Ltd responsible for delivering the City Rail Link (CRL) Contract 2 (C2) — Procured under an Early Contractor Involvement (ECI) model, C2 is part of the early works package for the overall NZ$3.4 billion CRL project — C2 physical works began December 2015 and comprised two separable portions: SP1: 350 m of cut and cover tunnels under Albert Street between Customs Street andWyndham Street, and re-instating the streetscape on completion. SP2: Pipejacking 516 m of new stormwater main alongthe eastern side of Albert Street, between Swanson Street andWellesley Street, and strengthening a 40 m length of the Orakei Main Sewer beneath Victoria Street.