Roads of national significance

Waikato Expressway Te Rapa Section Opening

The Six Bridges

www.facebook.com/waikatoexpresswaywww.nzta.govt.nz/projects/waikato-expressway

Bridge Construction Facts » 25,000 tonnes of concrete used to build the bridges

» 2,200 tonnes of reinforcing steel placed in the concrete bridges

» 1,400 tonnes of structural bridge steel

» 6,000 metres of piles installed for the bridge foundations

» 450 tonnes of sheet piling used for excavations near rail lines

» 130 km of wick drains put in to stabilise the ground under bridge abutments

» 7,000 m2 of anti-graffiti painting applied to protect the bridges

Gilchrist Bridge

» Structural steel ladder girder bridge

» Dual lane expressway bridge spaning over 5 lanes and a cycle way

» 780 metres of piling

» 350 tonnes of steel

» 3000 tonnes of concrete

» 12 months to build

Local Road Bridge

» Precast hollow core beam bridge

» Dual lane expressway bridge spaning over a future local road

» 300 metres of piling

» 150 tonnes of steel

» 2000 tonnes of concrete

» 8 months to build

Te Kowhai Bridge

» Precast hollow core beam bridge

» Four lane motorway bridge spaning over a future local road

» 400 metres of piling

» 200 tonnes of steel

» 2500 tonnes of concrete

» 8 months to build

Koura Bridge

» Precast hollow core beam bridge

» Three lane bridge (future proofed for 5 lanes) spanning over the expressway

» 1100 metres of piling

» 280 tonnes of steel

» 3500 tonnes of concrete

» 8 months to build

NIMTR Bridge

» Structural steel multi girder bridge.

» Four lane expressway bridge spanning over the North Island Main Trunk Rail lines and over a local road

» 2100 metres of piling

» 2500 tonnes of steel

» 7500 tonnes of concrete

» 18 months to build

SH1 Bridge

» Precast super T girder bridge

» Four lane bridge spanning over the expressway

» 750 metres of piling

» 270 tonnes of steel

» 3200 tonnes of concrete

» 8 months to build

DID YOU KNOW?

4,000 square mtres of

paving was laid on the

slopes under the

bridges.