Browsing by UP Author "Visser, Alex T."

Browsing by UP Author "Visser, Alex T."

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  • Visser, Alex T.; Morton, Bruce S.; Horak, Emile; Southern African Transport Conference (21st : 2002 : Pretoria, South Africa) (SATC, 2002-07)
    Paper presented at the 21st Annual South African Transport Conference 15 - 18 July 2002 "Towards building capacity and accelerating delivery", CSIR International Convention Centre, Pretoria, South Africa.
  • Visser, Alex T.; Milne, T.I.; Southern African Transport Conference (30th : 2011 : Pretoria, South Africa); Transportation Research Board of the National Academies (TRB); Minister of Transport, South Africa (Document Transformation Technologies, 2011-07)
    Paper presented at the 30th Annual Southern African Transport Conference 11-14 July 2011 "Africa on the Move", CSIR International Convention Centre, Pretoria, South Africa.
  • Visser, Alex T.; Guiamba, D.; Horak, Emile; Southern African Transport Conference (29th : 2010 : Pretoria, South Africa); Transportation Research Board of the National Academies (TRB) (Document Transformation Technologies, 2010-08)
    Paper presented at the 29th Annual Southern African Transport Conference 16 - 19 August 2010 "Walk Together", CSIR International Convention Centre, Pretoria, South Africa. ABSTRACT:
  • Visser, Alex T.; Duhovny, George S.; Sachkova, Alice V. (Taylor and Francis, 2017)
    The development of the use of crumb rubber from used tyres in asphalt started in the USSR during the 1960s independently and in parallel with the research in the USA and Western World during the 1970s. The result is that ...
  • Pienaar, P.A. (Petrus); Visser, Alex T.; Dlamini, L.M. (SATC, 2000-07)
    Paper presented at the South African Transport Conference 17 - 20 July 2000 "Action in transport for the new millennium", CSIR International Convention Centre, Pretoria, South Africa.
  • Steyn, Wynand Jacobus Van der Merwe; Visser, Alex T.; Southern African Transport Conference (20th : 2001 : Pretoria, South Africa) (SATC, 2001-07)
    Paper presented at the 20th Annual South African Transport Conference 16 - 20 July 2001 "Meeting the transport challenges in Southern Africa", CSIR International Convention Centre, Pretoria, South Africa. ABSTRACT: Current ...
  • Denneman, Eric; Kearsley, Elsabe P.; Visser, Alex T. (South African Institution of Civil Engineering, 2012-10)
    In conventional concrete pavement design methods the design parameters are determined using linear elastic analysis. Concrete is subject to significant size effect and as a result linear elastic design concepts, such as ...
  • Visser, Alex T.; Ras, Elsabe (SATC, 2004-07)
    Paper presented at the 23rd Annual Southern African Transport Conference 12 - 15 July 2004 "Getting recognition for the importance of transport", CSIR International Convention Centre, Pretoria, South Africa. Soil properties ...
  • Visser, Alex T.; Camba, J.C.M.; Southern African Transport Conference (21st : 2002 : Pretoria, South Africa) (SATC, 2002-07)
    Paper presented at the 21st Annual South African Transport Conference 15 - 18 July 2002 "Towards building capacity and accelerating delivery", CSIR International Convention Centre, Pretoria, South Africa.
  • Denneman, Erik; Wu, Rongzong; Kearsley, Elsabe P.; Visser, Alex T. (Elsevier, 2011-07)
    In this paper a simple, but effective methodology to simulate opening mode fracture in high performance fibre reinforced concrete is presented. To obtain the specific fracture energy of the material, load-deflection ...
  • Visser, Alex T.; De Witt, A.J.; Smith, R.A.F. (SATC, 2000-07)
    Paper presented at the South African Transport Conference 17 - 20 July 2000 "Action in transport for the new millennium", CSIR International Convention Centre, Pretoria, South Africa.
  • Visser, Alex T.; De Bruin, P.W. (SATC, 2000-07)
    Paper presented at the South African Transport Conference 17 - 20 July 2000 "Action in transport for the new millennium", CSIR International Convention Centre, Pretoria, South Africa.
  • Steyn, Wynand Jacobus Van der Merwe; Visser, Alex T. (National Academy of Sciences, 2011-07)
    Stabilization of unpaved (mostly low volume) roads using non-traditional stabilizers has received attention over the last number of years as various types of these stabilizers are developed and become available. Evaluation ...
  • Moloisane, R.J.; Visser, Alex T. (South African Institution of Civil Engineering, 2014-04)
    Travel along unpaved roads is not always assured, because of their low standards, poor riding quality, impassability in wet weather, and the danger in the quantity of dust that is generated by moving vehicles and wind. ...
  • Denneman, Erik; Kearsley, Elsabe P.; Visser, Alex T.; Wu, Rongzong; Southern African Transport Conference (28th : 2009 : Pretoria, South Africa) (Document Transformation Technologies, 2009-07-06)
    Paper presented at the 28th Annual Southern African Transport Conference 6 - 9 July 2009 "Sustainable Transport", CSIR International Convention Centre, Pretoria, South Africa.
  • Hugo, D.; Heyns, P.S. (Philippus Stephanus); Thompson, R.J.; Visser, Alex T. (Elsevier, 2008-06)
    Current management techniques for the aintenance of mine haul roads, such as ad hoc blading, scheduled blading and even maintenance management systems, have shortcomings in complex mining environments. This paper investigates ...
  • Visser, Alex T. (Southern African Institute of Mining and Metallurgy, 2015-11)
    Almost 20 years have passed since the cutting-edge research by Thompson and Visser on the design and management of opencast mine haul roads was conducted in South Africa. This system is based on three principles, namely ...
  • Visser, Alex T.; Brink, Anna-Carin; Horak, Emile; Strauss, P.J. (Pieter J.); Perry, B.D. (Brian D.), 1946- (SATC, 2004-07)
    Paper presented at the 23rd Annual Southern African Transport Conference 12 - 15 July 2004 "Getting recognition for the importance of transport", CSIR International Convention Centre, Pretoria, South Africa. It is by now ...
  • Mshali, M.R. (Mike); Visser, Alex T. (South African Institution of Civil Engineering, 2012-10)
    The road construction industry faces a shortage of naturally occurring gravel materials that meet the requirements for base or even at times sub-base quality. This situation is exacerbated in some cases by the occurrence ...
  • Focke, Walter Wilhelm; Germishuizen, Willem Andreas; Visser, Alex T. (South African Institute of Chemical Engineers, 2003)
    The Indirect Tensile Strength (ITS) was used to characterise the soil stabilising properties of a urea-formaldehyde (UF) resin. The test soil was brown shale gravel. Synergistic strength improvements were obtained when ...