Articles

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Field diagnosis of causes and effects of rework in higher education residential facilities (with Eric Kwame Simpeh and Peter E.D. Love), Journal of Construction (2011)

Eric Kwame Simpeh1, Ruben Ndihokubwayo2, Peter E.D. Love3

1, 2 Department of the Built Environment,...

 

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Variation Orders on Construction Projects: Value-adding or Waste? (with Theo Haupt), International Journal of Construction Project Management, ISSN: 1944-1436 (2009)

Purpose – This paper establishes the nature and impact of variation orders on the overall...

 

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Theories and Concepts for an Increased Cost Adjustment (ICA©) Formula for Optimum Cost Escalation Recovery (with Theo Haupt), Journal of Construction (2009)

Purpose – Rising construction input costs have an adverse impact with regard to optimum cost...

 

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An analysis of the impact of variation orders on project performance, CPUT Theses & Dissertations (2008)

This study investigated the impact of variation orders on project performance in order to take...

 

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Origin-Cause Matrix: A Practical Approach for Identification of Waste Associated with Variation Orders, Acta Structilia: Journal for the Physical and Development Sciences, ISSN 10230564 (2008)

This article has a two-fold aim, namely of reviewing the literature pertaining to waste associated...

 

Unpublished Papers

Valuation of Fluctuating Contracts: Need of Policy Revision and Use of Appropriate Adjustment Formula, Dissertation, Department of Quantity Surveying, National University of Science and Technology, Bulawayo - Zimbabwe. (2005)
 

Presentations

An analysis of the impact of rework on project performance: Views from the field (with Eric Kwame Simpeh and Peter E.D. Love), Association of Schools of Construction of the Southern Africa (2011)
 

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Waste reduction through lean and agile thinking - the case of variation orders (with Theo Haupt), The Construction, Building and Real Estate Research (COBRA) Conference of (2010)

Ruben Ndihokubwayo1 and Theo Haupt2 1The Department of the Built Environment, Faculty of Engineering, Cape...

 
IDENTIFICATION OF THE CAUSES OF NON-VALUE-ADDING ACTIVITIES DURING THE CLIENT BRIEFING PROCESS (with Xolani Nghona and Jonathan Crowe), The Fifth Built Environment Conference - Association of Schools of Construction of The Southern Africa (2010)

Purpose of this study - This study endeavours to identify the causes of non value-adding...

 
Improving Workmanship in the Low-Cost Housing Sector by Reintroducing the Artisan/Skilled Workers Trade Test of Yesteryear (with Lance Wentzel and Jonathan Crowe), The Fifth Built Environment Conference - Association of Schools of Construction of The Southern Africa (2010)

Purpose: This research study investigates the problems arising from poor workmanship in construction phases of...

 
Information and Communication Technology Uptake and Utilization in the Zambian Construction Industry (with Francis Mwape), The Fifth Built Environment Conference - Association of Schools of Construction of The Southern Africa (2010)

Purpose: This study is aimed at investigating the level of Information Communication Technology (ICT) uptake...

 
A preliminary review of the impact of prefabrication on construction health and safety (with Luviwe Bikitsha), 6th Postgraduate Conference - Construction Industry Development Board (2009)

Purpose – This paper investigates the views of clients and designers relative to the impact...

 
Identification of The Causes of Non-Value-Adding Activities during the Design Stage (with Xolani Nghona and Jonathan Crowe), 6th Postgraduate Conference - Construction Industry Development Board (2009)

Purpose – This study endeavors to identify the causes of non value-adding activities during the...

 
Reduction of Non value-adding Activities associated with Variation Orders through Lean and Agile Thinking (with Theo Haupt), The Forth Built Environment Conference - Association of Schools of Construction of the Southern Africa (2009)

Purpose: This study is a pilot one investigating the existence of waste arising from variation...

 
An Increased Cost Adjustment Formula (ICA) for Optimum Cost Escalation Recovery for Construction Projects in South Africa (with Theo Haupt), The South African Council for Quantity Surveying Profession Conference (2008)

Purpose – Rising construction input costs in South Africa have an adverse impact with regard...

 
Factors Influencing the Occurrence of Variation Orders and their Impact on Project Performance (with Theo Haupt), The South African Council for Quantity Surveying Profession Conference (2008)

Purpose – This paper identifies the factors that influence the occurrence of variation orders with...

 
Variation Orders – Construction Industry Stakeholders’ Views (with Theo Haupt), The Third Built Environment Conference - Association of Schools of Construction of the Southern Africa (2008)

Purpose: This study discusses the problems caused by variation orders and the reduction of their...

 
Construction cost variability: does it really matter? An exploratory study (with Theo Haupt), 5th International Conference on Innovation in Architecture, Engineering and Construction (2008)

Purpose of this paper: This study is an exploratory one aimed at investigating the reasons...

 

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Introduction to an Increased Cost Adjustment (ICA) Formula (with Theo Haupt), 5th International Conference on Innovation in Architecture, Engineering and Construction (2008)

Purpose: This paper is aimed at identifying the shortcomings of the existing increased cost adjustment...

 
Uncovering the Origins of Variation Orders (with Theo Haupt), 5th Postgraduate Conference - Construction Industry Development Board (2008)

Purpose of this paper - This paper attempts to identify the origin of variation orders...

 
Origin and Causes of Construction Cost Variations: An Exploratory Study (with Theo Haupt and Hans Boes), 2nd Built Environment Conference - Association of Schools of Construction of the Southern Africa (2007)

Purpose of this paper: This study is an exploratory one aimed at examining the origin,...