PositionIT e-News
 
GIS, GPS, surveying and spatial applications in Southern Africa

     Issue 57, July 2014  

Geospatial management of the land restitution process
by Clare van Zwieten, EE Publishers

Clare van ZwietenThe re-opening of the land claims process was formally announced on 1 July 2014. Processing a land claim is a complicated affair and needs to be geospatially managed right from the get go. A geospatially enabled land claims lodgement system will allow for the efficient management of the land claims process... (more)
Multiple appointments of mine surveyors a risky business
by Alex Bals, Industry Consultant

 

Alex Bals The increasing trend in recent years to appoint mine surveyors to positions of responsibility over multiple mines is potentially hazardous for personnel working on those mines and is hastening the demise of the mine surveying profession just as it is most needed. Mining companies have had to balance the need to comply with the Act with the cost of compliance... (more) 

AfricaGEO speakers highlight new geospatial trends and opportunities
by Clare van Zwieten, EE Publishers

 

Speaking at the opening of the AfricaGEO 2014 conference, the deputy minister of Rural Development and Land Reform, Mcebisi Skwatsha, called on the assembled delegates to support the government in its efforts to make effective use of South Africa's land and other resources... (more) 


Spillway and dam construction at a hydropower energy plant
Information from Sitech Southern Africa

 

This article looks at how construction progress at an Iceland hydropower plant was tracked by comparing as-built files to the design using an asset tracking web-application. Iceland is committed to growing its economy through its rivers and geothermal waters... (more)
Indoor mapping: beyond the front door
by Pierre Potgieter, EE Publishers

 

GPS can take you to just about any front door - but indoor maps open a whole new world of possibilities by making indoor spaces accessible and by changing the way we interact with these spaces... (more)
The emergence and development of mobile lidar
by André Oberholzer, Eugene Pretorius and Associates

 

Mobile ground-based lidar was introduced to the South African market in early 2010. With the adoption of the technology many new opportunities presented itself to produce useful products... (more)

GIS-based identification of suitable sites for tilapia fish farming in Gauteng
by Celéste Dekker, ARC-ISCW

 

A realistic and practicable way of supplying more food protein is to increase fish production through the extension of aquaculture and inland fisheries. Since production sites for these activities need to satisfy fairly complex location criteria, it is important that suitable areas are identified and preferably designated in advance... (more)
Printing and scanning for the geospatial and surveying sectors
by Jaun-Onic Maritz, HP

 

Many geospatial operations are spread over many forms of business environments, from corporate offices to site-based operations, and all have varied needs for viewing and updating data. This is where printing and scanning technologies still maintain critical value for the project teams... (more)
Light pollution in South Africa: 2011 versus 2001
by Karsten Drescher, Terralogix Consulting 

 

Light pollution is defined as "any adverse effect of artificial light including skyglow, glare, light trespass, light clutter, decreased visibility at night, and energy waste". This article outlines how artificial skyglow, also known as light pollution, is modelled using Census 2001 and Census 2011 population data... (more)

Asset data visualisation with 3D scanning
Information from Intergraph

 

A proof of concept (POC) project was recently undertaken at Eskom's Matimba Power Station to facilitate the updating of its asset data. Visualisation of plant assets was key to the project, necessitating a 3D scan which was used to create a virtual environment enabling navigation of the plant and the identification of asset data... (more)
Is transport infrastructure serving population and urban growth?
by J Valabh, Whiterock Tech; A Memee, Eskom; and Prof. R van Olst, University of the Witwatersrand

 

This study looks at whether or not transport infrastructure is serving population and urban growth in the Johannesburg region. It takes a multifaceted approach and includes spatial analysis, information derived from the Quality of Life (QoL) surveys by the Gauteng City Region Observatory (GCRO), as well as literature reviews... (more)
Impact of geospatial planning on the agricultural sector
by Anneliza Collett, Department of Agriculture, Forestry and Fisheries  

 

The use of geographical information systems (GIS) has enabled researchers to demarcate high potential agricultural land, but it has also identified the lack of incorporation thereof as an integral part of national planning... (more)
Views, comment and opinion

Industry and institute news
Training news
Company and product news
 
In this issue...
- Geospatial management of the land restitution process
- Multiple appointments of mine surveyors a risky business
- AfricaGEO speakers highlight new geospatial trends and opportunities
- Spillway and dam construction at a hydropower energy plant
- Indoor mapping: beyond the front door
- The emergence and development of mobile lidar
- GIS-based identification of suitable sites for tilapia fish farming in Gauteng
- Printing and scanning for the geospatial and surveying sectors
- Light pollution in South Africa: 2011 versus 2001
- Asset data visualisation with 3D scanning
- Is transport infrastructure serving population and urban growth?
- Impact of geospatial planning on the agricultural sector
- Views, comment and opinion
- Industry and institute news
- Training news
- Company and product news

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