Skip to content

Type

Cyclone Gabrielle

Key words: Cyclone Gabrielle, KiwiRail, geotechnical, civil 1. Introduction As with a large portion of the North Island’s transport infrastructure, KiwiRail’s network was heavily impacted by Cyclone Gabrielle that occurred in February 2023. The Palmerston North to Gisborne Line (PNGL) was the most severely affected,…

The invaluable use of drone imagery as a tool in landslide assessments

Keywords  Drone, landslide, cyclone, global, imagery Abstract The interpretation of aerial photographs has long been a valuable tool in terrain evaluation and identification of geomorphological features at a site. Publicly available aerial images for some parts of New Zealand date back to 1936 (such as…

Invercargill City Liquefaction

Invercargill City Liquefaction

Keywords Liquefaction, risk assessment, planning, regional New Zealand 1. Introduction Since the Canterbury Earthquake Sequences (CES), liquefaction and its effects have been a focus for engineers and councils. There has been a significant amount learnt from these events in New Zealand due to the disproportionate…

Terefil® light-weight raft numerical modelling

Terefil® light-weight raft numerical modelling

Key words – light-weight fill, gravel raft, settlements, numerical modelling Abstract The use of Mainmark’s Terefil as an alternative to reinforced gravel raft for liquefaction mitigation and to minimise total static settlements and foundation differential performance under the building loads over soft cohesive and loose…

New Dunedin Hospital Pile Trial

New Dunedin Hospital Pile Trial

The project The New Dunedin Hospital (NDH) comprises two main buildings, the 11 storey Inpatient Building and the smaller five storey Outpatient Building, located on two adjacent city blocks on a new site near the existing hospital. With a price tag greater than $ 1…

Fifty Years in Geotechnical Engineering – By Graham Ramsay

Fifty Years in Geotechnical Engineering – By Graham Ramsay

Background In 2016 I retired after fifty years involvement in civil and geotechnical engineering, having witnessed major changes in the techniques available to us and our knowledge of engineering geology and geotechnical phenomena. During that period, I was involved in some very interesting projects that…