Browsing Open Access Reports by Author "De Beer, Morris"

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Characterisation of the elastic properties of existing pavements : state of the art

Author: Sanders, PJ ; De Beer, Morris ; du Plessis, HW Date: 26 May 2009 Various aspects of the determinations and use of elastic moduli of pavements materials are herein addressed. Included is an investigation into the sensitivity of pavement life to changes in elastic material parameters, an update of moduli ... Read more
Equivalent damage of loads on pavements

Author: Prozzi, JA ; Sanders, PJ ; du Toit, GD ; De Beer, Morris Date: 26 May 2009 This report describes a new methodology for the determination of Equivalent Damage Factors (EDFs) of vehicles with multiple axle and wheel configurations on pavements. The basic premise of this new procedure is that "equivalent pavement ... Read more
Erodibility of cemented materials

Author: Gass, BG ; Ventura, DFC ; De Beer, Morris Date: Mar 1993 The use of stabilised layers is cost effective in road construction in South Africa. Some stabilised materials have however been found to be susceptible to erosion. To identify erodible materials the Erosion Test was developed in 1989. ... Read more
Feedback on the Inaugural Meeting of the Cost 347 Accelerated Loading Test (ALT) Action in Europe: June 27th to 29th 2001

Author: De Beer, Morris Date: Nov 2001 Describes in summary the attendance of the author at an invited meeting of the COST 347 ALT (Accelerated Loading Testing) Committee in Cologne, Germany, Europe. The meeting was held at Bast, near Cologne, from 27th June 2001 to 29th June 2001. ... Read more
Initial investigation into development of accelerated pavement evaluation (APE) vehicle

Author: Steyn, WJvdM ; De Beer, Morris Date: Aug 2002 CSIR Transportek has for many years been at the forefront of Accelerating Pavement Testing (APT) technology. The use of the HVS for research purpose has attracted much attention. One aspect of the HVS's capabilities has not been used that ... Read more
The production of precipitated calcium carbonate from industrial gypsum wastes

Author: De Beer, Morris Date: May 2014 Precipitated calcium carbonate is a material of great interest due to its large range of applications. Although there are extensive reserves of limestone worldwide, very few deposits are of sufficient quality to provide raw materials for ... Read more
Rehabilitation design of flexible pavements in South Africa.

Author: De Beer, Morris ; Van der Merwe, CJ ; Rohde, GT Date: 1997 This report contains a set of practical course notes on the Rehabilitation Design of flexible pavements in southern Africa based on extensive research by various researchers and / or practitioners in South Africa. The course is intended for ... Read more c b
Revision of TRH 11 (1999-2000). Recovery of road damage – discussion document on a provisional basis for possible new estimation of mass fees – under review for TRH 11 (2000) – final summary report V1.0

Author: De Beer, Morris ; Sallie, Ismail M ; Van Rensburg, Yvette Date: Aug 2009 This summary report describes the proposed new methodology for the determination of the Permit Mass Fees for Abnormal road Vehicles (AVs) based on the estimation of road damage. The South African mechanistic-empirical pavement design methodology ... Read more
Short course on: Rehabilitation design of flexible pavements in South Africa

Author: De Beer, Morris ; van der Merwe, CJ ; Rohde, GT Date: Sep 1997 This report contains a set of practical course notes on the Rehabilitation Design of flexible pavements in southern Africa based on extensive research by various researchers and / or practitioners in South Africa. The course is intended for ... Read more
Simulation of dynamic traffic loading for use in accelerated pavement testing (APT)

Author: Steyn, WJvdM ; De Beer, Morris ; Du Preez, W Date: Jul 1999 The HVS IV+, its history, specifications and capabilities are introduced in this paper, and compared to that of the HVS Mark III. The development of some HVS instrumentation are discussed. Definitions are proposed for a description of the ... Read more
Three dimensional contact stresses under the LINTRACK wide base single tyres, measured with the Vehicle-Road Surface Pressure Transducer Array (VRSPTA) system in South Africa

Author: De Beer, Morris ; Groenendijk, J ; Fischer, C Date: Nov 1996 This report describes an international cooperative study into the 3 dimensional tyre/pavement contact stresses measured under slow moving free rolling wide base single tyres from the Netherlands. These tyres, a used tyre from the Dutch Lintrack ... Read more

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Browsing Open Access Reports by Author "De Beer, Morris"

Browsing Open Access Reports by Author "De Beer, Morris"

Browse

All of ResearchSpace

This Collection

Quick Links

Legislation and compliance

General Enquiries

Social Connect