A mining approach to a civil engineering problem – Sumner Road Re-opening, Christchurch, New Zealand
ABSTRACT In 2011, rockfalls made Sumner Road near Christchurch unsafe and the road was closed to all traffic. This 2.5 km-long Christchurch City Council operated road, an important alternative route to the Lyttelton Tunnel, sustained extensive damage due to rockfall and retaining wall failures during…