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GIS, GPS, surveying and spatial applications in Southern Africa

     Issue 42, October 2012  

CSI adopts solution to overcome SA data custodian hurdle
by Clare van Zwieten, editor

Clare van Zwieten A full quorum of the Committee for Spatial Information (CSI) met on 1 October 2012 and agreed to adopt several recommendations proposed by its Data Sub-committee relating to the definition of base spatial datasets, criteria for base spatial datasets, criteria for data custodians, and the identification of an initial list of base spatial datasets and data custodians... (more)
Opening address at GISSA Ukubuzana 2012 

                            

Mmuso Riba The opening address given by Chief Surveyor General, Mmuso Riba, at the GISSA Ukubuzana 2012 conference held from 2 - 4 October 2012 at Emperors Palace in Ekurhuleni. The theme of the conference was: "An African dialogue: geomatics for infrastructure development and service delivery"... (more)
Book review: An Introduction to Engineering Surveying  

 

This article focuses on a recently published book on engineering surveying written by South African academics, Koos Landman, Terry Hunter and Jay Jackson. Reviews of the book have been provided by Raubie Raubenheimer from Cape Pensinsula University of Technology (CPUT) and Joe Fraser from Manco-Aurecon JV... (more)

 

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Letter to the editor: Our winning letter!
by Chris Boonzaier    

Response to Mr. Karl van Rensburg's article "Land surveyors involvement with pre- and post-survey activities"... (more)
Viewing multibeam uncertainty
by Pat Sanders, Hypack                 

More and more of Hypack users are starting to pay attention to the "uncertainty" of their soundings. This probably started with the introduction of the Total Propagated Uncertainty Editor (TPU Editor) a couple of years ago and the ability to display uncertainty in some of the multibeam processing programs... (more)
Spatial data availability for renewable energy planning
by Samy Katumba, Serena Coetzee, Pretoria University, Adri de la Rey, Eskom 

This article reports on a desktop study for Eskom to assess the availability of spatial data for electricity planning from renewable energy sources for the African sub-Saharan region, excluding South Africa... (more)
Development of the low cost multibeam echo sounder
by Mike Redmayne, Teledyne Odom Hydrographic                 

Teledyne Odom has been producing hydrographic survey equipment for over 25 years, and more recently led the way in the development of low cost multibeam echo sounders. In January of 2012, Teledyne Odom released the MB1, the latest generation of this type of sensor... (more)
District municipality shares GIS services with local authorities
Information from Esri South Africa                

Frances Baard District Municipality is providing a shared GIS service to local authorities, including Sol Plaatje, Dikgatlong, Magareng and Phokwane. In recognition of this, FBDM was selected for a prestigious Special Achievement in GIS Award (SAG) at the 2012 Esri International User Conference held in San Diego... (more)
Land rights in a spatial environment
by Corne Piani, Powertech IST Data             

Land is scarce and infrastructure expansion is a growing concern. This concern affects any business that needs to either register servitudes for land or manage statutory land regulations. Business intelligence related to land and right management is essential to maintain, track and enable planning of infrastructure... (more)
Developing a spatial data infrastructure for the Coega IDZ
by Graham Taylor, Coega Industrial Development Zone (IDZ)                 

The Coega Development Corporation, operator of the Coega Industrial Development Zone (IDZ), manages a geographic information system dependent on the utilisation of data derived from a wide variety of CAD drawings. This article describes the use of the ISO 13567 standard in the development of a CAD Standard for the Coega IDZ... (more)
Digital maps delivery in a modern digital age
by Ted Florence, Avenza Systems                  

Traditional map publishers have been negatively impacted by new technologies making use of digital maps. Is an iTunes/iBook-like solution for maps on the way? Can publishers like National Geographic, Rand-McNally and a host of others, including government expect a similar fate if they do not adapt?... (more)
GIS data models for regional flood risk determination
by Riaan Botes, Dr. Alan Smith and Prof. Ron Uken, UKZN                    

Traditionally flood hydrology has concentrated on design parameters important for structures. By utilising existing GIS data, a GIS platform and components of a Hydro Data Model, combined with HEC-RAS for the river analysis, this methodology provides a rapid, cost effective alternative for flood risk modelling... (more)
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In this issue...
- CSI adopts solution to overcome SA data custodian hurdle
- Opening address at GISSA Ukubuzana 2012
- Book review: An Introduction to Engineering Surveying
- Letter to the editor: Our winning letter
- Viewing multibeam uncertainty
- Spatial data availability for renewable energy planning
- Development of the low cost multibeam echo sounder
- District municipality shares GIS services with local authorities
- Land rights in a spatial environment
- Developing a spatial data infrastructure for the Coega IDZ
- Digital maps delivery in a modern digital age
- GIS data models for regional flood risk determination
- Views, comment and opinion
- Industry and institute news
- Training news
- Company and product news
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