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  • Wall, K; Watermeyer, R; Pirie, G (IMESA Conference 2012, 2012-09)
    Supply chain management (SCM) regulations for public sector procurement of goods and services have greatly improved the transparency of procurement procedures, increased the opportunities for alternative suppliers, and ...
  • Wall, K; Watermeyer, R; Pirie, G (Sabinet, 2013-09)
    SUPPLY CHAIN management (SCM) regulations for public sector procurement of goods and services have greatly improved the transparency of procurement procedures, increased the opportunities for alternative suppliers and ...
  • Schutte, PC (South African Institute of Occupational Hygiene, 2009-06)
    There have been several high-profile accidents in industry where fatigue was identified as either causal or contributory. The risk of fatigue is inherent in any worktime arrangement involving shift work, long hours of work, ...
  • Labuschagne, FJJ; Ribbens, H (2014-07)
    In South Africa, the integration of Non-Motorised Transport (NMT) facilities into spatial development and the streetscape has not yet received sufficient attention by the different spheres of government and their implementation ...
  • Bidwell, NJ; Siya, M; Marsden, G; Tucker, WD; Tshemese, M; Gaven, N; Ntlangano, S; Robinson, S; Eglington, KA (ACM Digital Library, 2013-09)
    The authors consider practices that sustain social and physical environments beyond those dominating sustainable HCI discourse. They describe links between walking, sociality, and using resources in a case study of ...
  • Nortje, Karen; Funke, Nicola S; Jacobs-Mata, Inga M; Steyn, M; Claassen, Marius (LiveDiverse, 2011-01)
    LiveDiverse is a multi-year, multi-country collaborative research project that focuses on the interface between livelihoods and biodiversity of people in rural communities who live in or in the vicinity of a biodiversity ...
  • Baloyi, J; Bello-Ochende, T; Meyer, JP (2016-07)
    In the study the comparison of irreversibilities was done when the wall condition of the combustor was changed from adiabatic to negative heat flux, for incoming air temperature of 400 K. The reactant mixture of solid pitch ...
  • Skosana, PJ; Van Vuuren, DS; Heydenrych, MD (Trans Tech Publications, 2014-10)
    One of the advantages of bubble columns is high heat transfer rates. High heat transfer is important in reactors when high thermal duties are required. An appropriate measurement of heat transfer coefficient is of primary ...
  • Ribbens, H; Pillay, S (Southern African Transport Conference (SATC), 2008-07)
    The current road safety situation in the City of Johannesburg is a major concern to the city authority. More than 120 000 road accidents (on average about 330 accidents per day) occur every year leading to about 600 fatal ...
  • Gxowa, Zizo; Chown, LH; Govender, Gonasagren (2017-10)
    This work evaluates the effect of warm temperature (170-280°C) uniaxial compression on the deformation behaviour of SiC reinforced Metal Matrix Composites (MMCs). Green and sintered compacts (d=8mm, h=12mm) were produced ...
  • Mvuma, G (WasteCon 2010, 2010-10)
    The nexus of rapid population growth and improved socio-economic status of a country have been established as having a close correlation to increasing quantities of wastes generated per capita. Various studies show that ...
  • Janse van Rensburg, R (CSIR, 2017-10)
    The presentation is about the the waste as a resource in Africa.
  • Oelofse, Suzanna HH; Nahman, Anton (2018-10)
    It is estimated that 125 million tonnes of municipal solid waste is generated in Africa, of which only about 68 million tonnes are collected. Unsanitary landfilling and open dumping of the collected waste is the predominant ...
  • Oelofse, Suzan HH; Nahman, Anton; Godfrey, Linda K (United Nations Environment Programme, 2018-06)
    The global waste sector is undergoing a paradigm shift from “waste” to that of “secondary resource” within the vision of a circular global economy. The circular economy emphasizes keeping resources in use for as long as ...
  • Oelofse, Suzan HH (CSIR, 2015-11)
    The presentation on waste characterisation, determining the energy potential of waste.
  • Oelofse, Suzan HH (United Nations Environment Programme, 2018-06)
    The focus of this chapter is on the enabling governance environment to support sustainable waste management systems in Africa. The introduction section provides background on what is meant by governance and good governance ...
  • Afrika, M; Oelofse, Suzan HH; Strydom, W; Mvuma, G; John, J (WasterCon 2010, 2010-10)
    One of the major challenges facing municipalities in South Africa is ensuring that all households within their areas of jurisdiction are provided with a basic level of waste service (DEAT, 2007). Huge waste service backlogs ...
  • Oelofse, Suzan HH (2011-07)
    Waste pickers are common on landfills in South Africa, salvaging valuable items in order to earn a living. This presentation provide some insights on the activities of the pickers at landfills.
  • Godfrey, Linda K (MDPI AG, 2019-01)
    With changing consumption patterns, growing populations and increased urbanisation, developing countries face significant challenges with regards to waste management. Waste plastic is a particularly problematic one, with ...
  • Phiri, MM; Sibeko, MA; Hlangothi, SP; Mathew, MJ (Royal Society of Chemistry, 2018-10)
    The common strategies for recycling of waste rubbers have been the conversion of rubbers into thermoplastic elastomers and use in composite foams. The advantages of waste rubber composite foams are that they are lightweight, ...

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