Doctoral Degrees (Civil Engineering)
Recent Submissions
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A beam finite element for the analysis of structures in fire
(Stellenbosch : Stellenbosch University, 2016-12)ENGLISH ABSTRACT: All building structures require a specified fire resistance rating and numerous procedures have been produced for ensuring this. In engineering practice designers can generally not perform detailed ...
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Contributions to structural mechanics and durability in structural engineering
(Stellenbosch : Stellenbosch University., 2016-12)ENGLISH ABSTRACT: Contributions to structural engineering have been made since 2001 from the basis of the Department of Civil Engineering of Stellenbosch University (SU). The inauguration of the Centre for Development of ...
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Probabilistic Models of Design Wind Loads in South Africa
(Stellenbosch : Stellenbosch University, 2016-10)ENGLISH ABSTRACT: The formulation of design wind loads on structures is subject to multiple sources of uncertainties,both inherent in the physical process itself and due to the engineering models used in the formulation. ...
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Durability of Concrete under Combined Action – Mechanical Load and Alkali-Silica Reaction
(Stellenbosch : Stellenbosch University, 2016-12)ENGLISH ABSTRACT: There are still many problems remaining unresolved when concrete structures exposed to combined actions are studied separately, such as, severe environment and mechanical loads. In practice, these conditions ...
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Wind Engineering Science and its role in optimising the design of the built environment
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: Wind Engineering and Building Aerodynamics constitutes a relatively recent technical science (spanning the last sixty years or so), which integrates three principal domains and the related pools of knowledge ...
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Maintenance engineering standards to fulfil the legal duty of road authorities towards safe roads
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: The road network is a mode of communication that is important for the movement of people and the distribution of goods. Ownership of roads is vested in public entities. The provision of roads follows need, ...
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Management by measurement: a performance management approach for assessing ITS (Intelligent Transport Systems) projects in South Africa
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: Over the past decade, the South African transport environment has actively started to adapt a technology-driven setting. Intelligent Transport Systems (ITS) applications such as Advanced Traffic Management ...
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Cracking of Plastic Concrete in Slab-Like Elements
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: The cracking of plastic concrete involves two cracking types namely: plastic settlement cracking which is caused by differential settlement of the concrete and plastic shrinkage cracking which is caused ...
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Numerical modelling of performance and failure criteria for surfacing seals
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: Finite element modelling of complex structures such as bituminous surfacing seals has become a viable practice to obtain insight into the structure's response behaviour. These responses are difficult, ...
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Methods for determination of coastal development setback lines in South Africa.
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: Implementation of the ICM Act (2008) has made it a legal requirement to determine coastal setback lines in all the coastal provinces of South Africa. Coastal development setback lines (or “coastal management ...
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Time-dependent Behaviour of Cracked Steel Fibre Reinforced Concrete: from Single Fibre Level to Macroscopic Level
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: The addition of steel fibres to a concrete matrix is known to improve the material’s post crack mechanical behaviour under short term loading conditions. However, limited information is available on the ...
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Sediment transport dynamics in dam-break modelling
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: The prediction of breach characteristics during earth embankment dam-break modelling due to overtopping is dependent on the accurate modelling of the intrinsic breaching processes such as flow hydraulics, ...
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Design of stormwater ponds towards the reduction of metal toxins in surface waters that are utilised for South African primary food production
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: This research originated from a need for civil engineering practice to address metal pollution in stormwater runoff. Specific emphasis was placed on metals that could affect the quality of crops, livestock ...
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The Mechanical Behaviour of High-Performance Concrete with Superabsorbent Polymers (SAP)
(Stellenbosch : University of Stellenbosch, 2016-03)ENGLISH ABSTRACT: High performance concrete (HPC) is known to be of low water-binder ratio (W/B) and exhibits high strength, durability and elastic modulus amongst many other properties. HPC is susceptible to autogenous- ...
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Contributions to the implementation of the principles of reliability to the standardized basis of structural design
(Stellenbosch : Stellenbosch University, 2015-12)ENGLISH ABSTRACT: Implementation of the principles of structural reliability widely impacted on recent improvements in structural performance. Improvements in the rational basis for the design of structures in turn have a ...
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Resource-constrained scheduling in the engineering-planning phase of Civil Engineering Projects
(Stellenbosch : Stellenbosch University, 2015-12)ENGLISH ABSTRACT: Project planning and project scheduling have been the subject of scientific research for many years. Yet it is still common to hear of projects that wildly exceeded their budget and time estimations. ...
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The role of cracks and chlorides in corrosion of reinforced strain hardening cement-based composite (R/SHCC)
(Stellenbosch : Stellenbosch University, 2015-12)ENGLISH ABSTRACT: By using various kinds of fibre-reinforced concrete (FRC), new dimensions of structural performance have been developed. Strain-hardening cement-based composite (SHCC) is a branch of these FRCs and show ...
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An introduction to multifractal geometry of wave sea states on the west and south-east coasts of South Africa
(Stellenbosch : Stellenbosch University, 2015-03)ENGLISH ABSTRACT: All of the Ports along the South African coastline are subject to bound infragravity wave action to a greater or lesser degree, for example, at the Ports of Saldanha Bay on the west coast and Ngqura on ...
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Reliability assessment of structural concrete with special reference to stirrup design
(Stellenbosch : Stellenbosch University, 2015-03)ENGLISH ABSTRACT: Structural design standards based on the principles of structural reliability are gaining worldwide acceptance and are fast becoming the new basis for structural safety verification. The application of ...
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Shrinkage characterisation, behavioural properties and durability of cement-stabilised pavement materials
(Stellenbosch : Stellenbosch University, 2015-03)ENGLISH ABSTRACT: With the depletion of high quality conventional materials for road pavements, the consideration of cement stabilisation for sub-base and base layer materials often provide a feasible solution to the ...
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Coupled fully three-dimensional mathematical modelling of sediment deposition and erosion in reservoirs
(Stellenbosch : Stellenbosch University, 2015-03)ENGLISH ABSTRACT: The investigation of reservoir sedimentation has become an important and valuable research topic in engineering practice. Sediment deposition in reservoirs can affect ood levels, drainage for ...
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Risk based dam safety in Namibia : a quantitative approach
(Stellenbosch : Stellenbosch University, 2015-03)ENGLISH ABSTRACT: A flood event in the town of Mariental, in 2006, raised a sudden awareness regarding the state of dam safety in Namibia. Although damage was caused at the town, the flood was not extreme; it was approximately ...
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Developing non-heat treated UHPC in South Africa
(Stellenbosch : Stellenbosch University, 2015-03)ENGLISH ASTRACT: The very high strength, enhanced ductility and long-term durability of ultra-high performance concrete (UHPC) makes it an ideal material to be used for building structures in the future. The non-heat ...
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Tensile creep of cracked macro synthetic fibre reinforced concrete
(Stellenbosch : Stellenbosch University, 2015-03)ENGLISH ABSTRACT: Macro synthetic fibres are known to significantly improve the toughness and energy absorption capacity of conventional concrete in the short term. However, since macro synthetic fibre are flexible and ...
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hiResilient response and performance of bitumen stabilized materials with foam incorporating reclaimed asphalt
(Stellenbosch : Stellenbosch University, 2014-04)ENGLISH ABSTRACT: The increased use of reclaimed asphalt (RA) in Bitumen Stabilised Materials (BSMs), shortcomings in the existing design guidelines and manuals and ongoing developments in the concepts and understanding ...
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A contribution to the advancement of geotechnical engineering in South Africa
(Stellenbosch : Stellenbosch University, 2013-03)ENGLISH ABSTRACT: Geotechnical engineering is a relatively young field of engineering and one in which there are still many unanswered questions and gaps in our knowledge. Added to this, the geotechnical materials on ...
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Hydrologic-economic appraisal of inter-basin water transfer projects
(Stellenbosch : Stellenbosch University, 2013-03)ENGLISH ABSTRACT: South Africa‟s hydrological and geographical characteristics, coupled with the location of a large part of its mineral endowment, required the development of the complex Vaal River Supply System, including ...
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Development of a wind damage and disaster risk model for South Africa
(Stellenbosch : Stellenbosch University, 2002-12)ENGLISH ABSTRACT: This dissertation presents the development process of a wind damage and disaster management support model for South Africa. Several aspects of wind damage are analysed. The impact of wind disasters on ...
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The behaviour of reinforced concrete cantilever columns under lateral impact load
(Stellenbosch : Stellenbosch University, 1989-12)ENGLISH ABSTRACT: see item for full text
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The calibration of compound crump and sharp-crested gauging weirs in South Africa
(Stellenbosch : Stellenbosch University, 1996-12)ENGLISH ABSTRACT: The present network of now gauging stations in South Africa has grown from isolated observations on an ad extensive is to an extensive network of stations across the country. Standardised gauging ...
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