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Seismic Design of Geotechnical Structures for NCTIR

Seismic Design of Geotechnical Structures for NCTIR

Abstract This paper outlines key elements and the main findings for seismic design of geotechnical structures, i.e. earth retaining systems as well as natural and man-made slopes, and provides an unabridged roadmap for a streamlined design following the principles of value engineering and performance based…

Ohau Point Ring Net and TECCO Mesh Drape

Ohau Point Ring Net and TECCO Mesh Drape

This paper was previously submitted to NZSEE 2018 and published as a poster ABSTRACT Following the M7.8 Kaikōura Earthquake in New Zealand, Hiway Geostabilization (HGS) was awarded the North Face Ohau Point Scaling and High Tensile Mesh Installation contract. The original design to mitigate rockfall…

Special feature – Kaikōura Earthquake Recovery

Special feature – Kaikōura Earthquake Recovery

Introduction The 14 November 2016, M7.8 Kaikōura Earthquake severely damaged the North Canterbury region. The earthquake resulted in significant ground shaking triggering widespread landslides, extensive coastal uplift on multiple faults, and a locally sourced tsunami. The earthquake caused significant damage over a very large area,…

A wealth of government geospatial data is online and free to use

A wealth of government geospatial data is online and free to use

Land Information New Zealand (LINZ) wants engineers to take full advantage Figure 2: Aerial image of Lyall Bay. You can find imagery datasets at data.linz.govt.nz. Start at the NZ Imagery surveys dataset, which brings together information to help you determine what imagery data is available…

Conference Reports (XIII IAEG CONGRESS – SAN FRANCISCO 2018)

Conference Reports (XIII IAEG CONGRESS – SAN FRANCISCO 2018)

Above: YEG members at the Young at Heart event Young Engineering Geologists Committee Update Earlier this year the IAEG officially created the Young Engineering Geologists (YEG) committee, whose objective is ”to ensure the future of the IAEG through the promotion of the interests of young…

News – Geotechnical investigations for dams

News – Geotechnical investigations for dams

Draft Practice Notes on the Geotechnical Investigations of Dams, their Foundations, and Appurtenant Structures were presented to a workshop at the recent ANCOLD 2018 Conference in Melbourne. The purpose of the Practice Note is to benefit dam owners through more effective and targeted investigations to…

News – AVF basalt

News – AVF basalt

We are looking for dense, crystalline lava with few vesicles and a ‘sugary’ texture (see 2b, above). This kind of lava is found in the center of lava flows and usually breaks off into large (5-15 cm thick) plates. For organic material, we are looking…