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TAGAsoft at University of Auckland

By Ian Brown / 24/09/2017 / 0 Comments

I spent Saturday at Presentation Day 2017, where final year Civil and Environmental Engineering students (from a class of 240) presented their research findings undertaken as partial fulfillment for the requirements of the Bachelor of Engineering (Honours) degree.  The students, who had worked in pairs, should be congratulated on the high standard of their work, […]

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Mining Geology Conference 20-22 Sept 2017, Hobart

By Ian Brown / 22/09/2017 / 0 Comments

I’ve been showcasing TSLOPE—TAGAsoft’s 3D slope stability analysis program—with our partners Maptek at the 10th International Mining Geology Conference in Hobart, Tasmania. It was great to catch up with Bruce Hutchison of Hillgrove Resources after his presentation titled “Case study of the design and performance of open pit walls at the Kanmantoo Copper Mine” co-authored […]

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NZ Geotechnical Society field course

By Ian Brown / 13/09/2017 / 0 Comments

Last Tuesday I assisted Stuart Read (on left of image) and Fred Baynes who were leading a two day course on Principles and Practice of Engineering Geology for 26 members of the New Zealand Geotechnical Society.  We spent the morning inspecting, and logging part of the lower slopes of the abandoned quarry at Owhiro Bay, […]

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Slope failure closes part of State Highway 1

By Ian Brown / 14/07/2017 / 2 Comments

Wellington, the capital city of New Zealand is located at the south end of North Island.  The city was built around a sheltered harbour, however there is limited flat land and development has moved on to areas with challenging topography.  Excavations are commonly required to accommodate housing, and infrastructure.  As a result, we are interested […]

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Earthquake induced landslides

By Ian Brown / 29/06/2017 / 1 Comment

I have just received my copy of the New Zealand Society for Earthquake Engineering Bulletin volume 50, no. 2 (June 2017). It is a special issue on the 2016 Kaikoura earthquake that affected parts of both South and North Islands of New Zealand. I live near Wellington, and the shaking at my house at 12:02am […]

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Empirical estimation of rock slope stability

By Ian Brown / 12/06/2017 / 1 Comment

A colleague recently contacted me to see if I had a copy of a paper published in New Zealand Engineering in 1964.   At the time of publication, I was a high school student, but the paper did come to my attention a few years later when I started my professional career.   The author, Tom Grant-Taylor, […]

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Some useful advice …

By Ian Brown / 20/04/2016 / 1 Comment

The preface from the TSLOPE/TSTAB Users’ Manual, written by Robert Pyke in 1984, should be required reading for all engineers.  We do need reminding from time to time that computer programs are no smarter than the engineer who uses it! The preface from the TSLOPE/TSTAB Users’ Manual is reproduced below: This program, like all computer […]

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