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Publications 2017


Books

Alexander, M.G., Bentur, A. & Mindess, S. 2017. Durability of concrete: design and construction. CRC Press (Taylor & Francis Group). 323 pp.

Alexander, M.G. & Blight, G.E. 2017. Southern and central Africa. (Chapter 12) Alkali-aggregate reaction in concrete: a world review. Eds Sims, I. & Poole, A. CRC Press (Taylor & Francis Group). 509-538.

Peer-reviewed journals

Angelucci, M., Beushausen, H., Alexander, M.G. & Mackechnie, J.R. 2017. Specifying cement content for concrete durability: why less is more. Concrete Beton. 150:12-17.

Beushausen, H., Hoehlig, B. &Talotti, M. 2017. The influence of substrate moisture preparation on bond strength of concrete overlays and the microstructure of the OTZ. Cement and Concrete Research. 92:84-91. 

Nganga, G., Alexander, M. G. & Beushausen, H. 2017. Practical implementation of durability index performance-based specifications: current experience. Concrete Beton. 150:18-22.

Otieno, M., Alexander, M. G. & Du Plessis, J. 2017. Soft water attack on concrete tunnel linings in the Ingula pumped storage hydro-power scheme: assessment of concrete resistance and protection. Journal of South African Institution of Civil Engineering. 59(3):57-67.

Starck, S., Beushausen, H., Alexander, M. G. & Torrent, R. 2017. Complementarity of in-situ and laboratory-based concrete permeability measurements. Materials and Structures. 50:177.

Conference proceedings

Alexander, M. G. 2017. Durability and service life prediction for concrete structures - developments and challenges. Proceedings of the 2nd International Congress on Materials & Structural Stability (CMSS2017). 22-25 November 2017. Rabat, Morocco. 
Available: www.matec-conferences.org/articles/matecconf/abs/2018/08/matecconf_cmss2018_01006/matecconf_cmss2018_01006.html

Alexander, M. G. & Nganga, G. 2017. Developments in the performance approach for durability and service life prediction for concrete structures. Proceedings of the 1st International Conference on Construction Materials for Sustainable Future (CoMS2017). 19-21 April 2017. University of Zagreb, Zagreb, Croatia. 56-63.

Alexander, M. G. & Nganga, G. 2017. Transport properties of concrete - improving concrete durability. Proceedings of the symposium “The future of cement, 200 years after Louis Vicat”. 6-8 June 2017. UNESCO, Paris, France.

Beushausen, H. 2017. Performance-based specifications and control of concrete durability. Proceedings of the 3rd Corvallis Workshop on Service-Life Prediction of Concrete. 16-19 July 2017. Oregon State University, Corvallis, United States of America. 4-28.

Beushausen, H. 2017. The influence of mix composition and curing conditions on shrinkage cracking of cementitious materials.  Proceedings of the 2nd RILEM/COST Conference on Early Age Cracking and Serviceability in Cement-based Materials and Structures.12-14 September 2017. Brussels, Belgium. 39-50.

Beushausen, H. & Nanukuttan, S. V. 2017. Performance-based specifications and control of concrete durability. Proceedings of the 8th International Conference on Structural Engineering and Construction Management (ICSECM 2017). 7-9 December 2017. Kandy, Sri Lanka.

Bukenya, P. & Moyo, P. 2017. Monitoring the structural behaviour of concrete arch dams: the case of Roode Elsberg dam. Proceedings of SANCOLD Conference 2017. 15-17 November 2017. Centurion, Tshwane, South Africa. 429-438. ISBN 978-0-620-76981-5 

Busatta, F. & Moyo, P. 2017. How testing and monitoring can support heavy haul railway bridge management: the experience gained in South Africa. Proceedings of the 11th International Heavy Haul Association Conference (IHHA 2017). 2-6 September 2017. Cape Town, South Africa. 599-606. ISBN: 978-0-911-382-66-2

Busatta, F. & Moyo, P. 2017. Assessing the performance of a heavy haul railway viaduct through monitoring traffic loads and dynamic effects. Proceedings of Experimental Vibration Analysis for Civil Structures Testing, Sensing, Monitoring, and Control Conference (EVACES 2017). 12-14 July 2017. San Diego, United States of America. 770-780. ISBN 978-3-319-67442-1

Gopinath, R., Alexander, M. G. & Beushausen, H. 2017. Predicting depth of carbonation of concrete for varying climatic conditions. Proceedings of the 2nd International RILEM/COST Conference on Early Age Cracking and Serviceability in Cement-Based Materials and Structures - EAC2. 12-14 September 2017. ULB-VUB, Brussels, Belgium.

Govender, D. 2017. Structural restoration of fractured concrete specimens using pressured crack injection technology and micro-silica epoxy resin compounds. Proceedings of the 17th fib Symposium on High Tech Concrete: Where Technology and Engineering Meet. 12-14 June 2017. Maastricht, Netherlands. 273-283.

Heiyantuduwa, R. & Alexander, M. G. 2017. Time development of chloride diffusion coefficients for concrete exposed to the marine environment. Proceedings of the International Conference on Advances in Construction Materials and Systems (ICACMS-2017), RILEM PRO 118. 3-8 September 2017. Chennai, India. 369-34.

Holmes, M.S. & Alexander, M. G. 2017. The optimisation of the packing of powder materials for the reduction of clinker content in concrete. Proceedings of 3rd KEYS Symposium on Sustainable Building in Africa. 26-30 June 2017. University of the Witwatersrand, Johannesburg, South Africa. 111-115.

Mahomed, Z.M., Alexander, M. G. & Beushausen, H. 2017. Alkali aggregate reaction: current Western Cape concrete mixes. Proceedings of 3rd KEYS Symposium on Sustainable Building in Africa. 26-30 June 2017. University of the Witwatersrand, Johannesburg, South Africa. 187-191.

Moyo, P. & Bukenya, P. 2017. Experiences with continuous monitoring of deformation and modal properties of an arch dam. Proceedings of SHMII-8; Structural Health Monitoring of Intelligent Infrastructure Conference 2017. 5-8 December 2017. Queensland University of Technology, Brisbane, Australia. 

Moyo, P. & Nordengen, P. 2017. Experiences with management and structural performance assessment of highway bridges in South Africa. COST Action TU1406 Workshop on Sustainable Bridge Management. 23-24 November 2017. Riga Technical University, Riga, Latvia.

Nanukuttan, S. V. & Beushausen, H. 2017. The effect of cracking on concrete durability. Proceedings of the 8th International Conference on Structural Engineering and Construction Management (ICSECM 2017). 7-9 December 2017. Kandy, Sri Lanka.

Non-peer-reviewed publications

Alexander, M. G. 2017. Durability index testing - update on test methods. Concrete Beton. 48:44-45.

Kessy, J., Alexander, M. G. & Beushausen, H. 2016. Concrete durability design in North America, Australia and Europe. CPI International. 6:62-71.

 

Publications 2016


Books

Alexander, M. G. Ed. 2016. Marine concrete structures. Design, durability and performance. Cambridge: Woodhead Publishers (Imprint of Elsevier). 400 pp.

Beushausen, H. & Fernandez-Luco, L. Ed. 2016.  Performance-based specifications and control of concrete durability: state-of-the-art report RILEM TC 230-PSC.  Dordrecht: Springer. 373 pp.

Beushausen, H. Ed. 2016. Proceedings of the 2016 fib Symposium on performance-based approaches for concrete structures. 21-23 November 2016. Cape Town, South Africa: International Federation for Structural Concrete (fib). 1600 pp.

Dehn, F., Beushausen, H., Alexander, M. G. & Moyo, P. Eds. 2016. Proceedings of the 4th International Conference on Concrete Repair, Rehabilitation and Retrofitting (ICCRRR 2015). 5-7 October 2015. University Leipzig, Leipzig, Germany: University of Leipzig and University of Cape Town. 1400 pp. 

Peer-reviewed journals

Beushausen, H. 2016. Modelling the age at cracking of bonded concrete overlays subjected to restrained shrinkage.
Materials & Structures. 49:1905-1916.

Beushausen, H. & Bester, N. 2016. The influence of curing on restrained shrinkage cracking of bonded concrete overlays. Cement and Concrete Research. 87:87-96.

Loseby, M., Alexander, M. G. & Beushausen, H. 2016. The influence of aggregate grading on concrete potential durability and penetrability. Concrete Beton. 147:19-27.

Muigai, R., Alexander, M. G. & Moyo, P. 2016. A novel framework towards the design of more sustainable concrete infrastructure. Materials and Structures. 49:1127-1141.

Mukadam, Z., Alexander, M. G. & Beushausen, H. 2016. The effect of drying preconditioning on the South African durability index tests. Cement and Concrete Composite. 69:1-8.

Mundeli S., Mbereyaho, L. & Moyo P. 2016. Finite Element Modelling of reinforced concrete beams patch repaired and strengthened with fiber-reinforced polymers. International Journal of Engineering and Technical Research (IJETR). 4(3):2454-4698.

Otieno, M., Beushausen, H. & Alexander, M. G. 2016. Chloride-induced corrosion of steel in cracked concrete – Part I: Experimental studies under accelerated and natural marine environments. Cement and Concrete Research. 79:373-385.

Otieno, M., Beushausen, H. & Alexander, M. G. 2016. Chloride-induced corrosion of steel in cracked concrete – Part II: Corrosion rate prediction models. Cement and Concrete Research. 79:386-394.

Otieno, M., Beushausen, H. & Alexander, M. G. 2016. Resistivity-based chloride-induced corrosion rate prediction models and hypothetical framework for interpretation of resistivity measurements in cracked RC structures. Materials & Structures. 49:2349-2366.

Scott, A. & Alexander, M .G. 2016. Effect of supplementary cementitious materials (binder type) on the pore solution chemistry and the corrosion of steel in alkaline environments. Cement and Concrete Research. 89:45-55.

Conference proceedings

Alexander, M. G. 2016. Performance-based concrete durability design and specification in South Africa – background, implementation, and quo nunc? Proceedings of the fib Symposium on performance-based approaches for concrete structures. 21-23 November 2016. Cape Town, South Africa: International Federation for Structural Concrete (fib). 52-62.

Alexander. M.G. & Otieno, M. 2016. Corrosion in reinforced concrete: cracking, durability, and service life. Keynote Lecture. Proceedings of the 7th International Conference of Asian Concrete Federation (ACF 2016). 30 October-2 November 2016. Hanoi, Vietnam: Asian Concrete Federation. 

Arito, P.A. & Beushausen, H. 2016. The effectiveness of corrosion inhibitors in reducing corrosion in chloride contaminated RC structures. Proceedings of the 4th International Conference on Concrete Repair Rehabilitation and Retrofitting (ICCRRR-4). 5-7 October 2015. University Leipzig, Leipzig, Germany. 

Arito, P.A., Beushausen, H. & Alexander, M. G. 2016. An experimental investigation into the effects of water and
binder-related parameters on restrained shrinkage cracking in concrete patch repair mortars. Proceedings of 6th International Conference on Concrete Repair. 20-23 June 2016. Athens/Thessaloniki, Greece: Concrete Solutions. 247-252

Arito, P.A., Beushausen, H. & Alexander, M. G. 2016. Barriers to the realisation of effectiveness in the cracking performance of concrete patch repair mortars in service. Proceedings of the fib Symposium on performance-based approaches for concrete structures. 21-23 November 2016. Cape Town, South Africa: International Federation for Structural Concrete (fib). 587-588.

Arito, P.A., Beushausen, H. & Alexander, M. G. 2016. Towards improved cracking resistance in concrete patch repair mortars. Proceedings of the 4th International Conference on Concrete Repair Rehabilitation and Retrofitting (ICCRRR-4). 5-7 October 2015. University Leipzig, Leipzig, Germany. 

Beushausen, H., Höhlig, B. & Martin, M. 2016. The influence of curing methods on durability indicators and micro- and macroporosity of concrete. Proceedings of the fib Symposium on performance-based approaches for concrete structures. 21-23 November 2016. Cape Town, South Africa: International Federation for Structural Concrete (fib). 479-480.

Bukenya, P., Moyo, P. & Oosthuizen C. 2016. Long-term integrity monitoring of a concrete arch dam using continuous dynamic measurements and a multiple linear regression model. Conference Proceedings of ICOLD - International Committee on Large Dams. 16-20 May 2016. Johannesburg, South Africa.

Busatta, F. & Moyo, P. 2016. Lessons learned from the dynamic assessment of railway bridges for heavy haul transport in South Africa. Proceedings of the Semantic Interoperability Conference (SEMIC). 12 May 2016. Rome, Italy. 

Busatta, F. & Moyo, P. 2016. Performance monitoring of a prestressed concrete railway viaduct. Proceedings of the fib Symposium on performance-based approaches for concrete structures. 21-23 November 2016. Cape Town, South Africa: International Federation for Structural Concrete (fib). 447-448.

Grengg, C., Kiliswa, M., Mittermayr, F. & Alexander, M. G. 2016. Microbially-induced concrete corrosion - a worldwide problem. Proceedings of RILEM TC-MCI Workshop. 23 June 2016. Delft, Netherlands: TU Delft. 

Kiliswa, M.W., Alexander, M. G. & Beushausen, H. 2016. Durability design of concrete mixtures for sewer pipe applications: a review of the Life Factor method. Proceedings of the 4th International Conference on Concrete Repair Rehabilitation and Retrofitting (ICCRRR-4). 5-7 October 2015. University Leipzig, Leipzig, Germany. 

Mbanjwa, T.D. & Moyo, P. 2016. Relationships between defects and inventory data of RC bridges and culverts in the Western Cape, South Africa. Proceedings of the 4th International Conference on Concrete Repair Rehabilitation and Retrofitting (ICCRRR-4). 5-7 October 2015. University Leipzig, Leipzig, Germany. 

Moore, A., Beushausen, H., Golden, G. & Alexander, M. G. 2016. Critique of the environmental exposure classification for marine concrete structures in the tidal zone. Proceedings of the fib Symposium on performance-based approaches for concrete structures. 21-23 November 2016. Cape Town, South Africa: International Federation for Structural Concrete (fib). 493-494.

Nganga, G.W., Alexander, M. G., Moyana, P. & Beushausen, H. 2016. Practical implementation of the durability index performance-based specifications: current experience. Proceedings of the fib Symposium on performance-based approaches for concrete structures. 21-23 November 2016. Cape Town, South Africa: International Federation for Structural Concrete (fib). 463-464.

Okwori, E.J, Moyo, P. & Kabani, M. 2016. An investigative study into the application of non-destructive testing techniques for integrity assessment of RC piles. Proceedings of the 4th International Conference on Concrete Repair Rehabilitation and Retrofitting (ICCRRR-4). 5-7 October 2015. University Leipzig, Leipzig, Germany.

Otieno, M., Alexander, M. G. & Du Plessis, J. 2016. Ingula pumped storage scheme: assessment of deterioration of concrete tunnel linings. Proceedings of the Hydro 2016 Conference. 10-12 October 2016. Montreux, Switzerland.

Otieno, M., Mutale, L. & Beushausen, H. 2016. Using Wenner probe resistivity to estimate chloride diffusion coefficients in concrete. Proceedings of the fib Symposium on performance-based approaches for concrete structures. 21-23 November 2016. Cape Town, South Africa: International Federation for Structural Concrete (fib). 497-498.

Oyegbile, B. 2016. Investigation of seismic behaviour for structural integrity of a collapsed RC building. Proceedings of the fib Symposium on performance-based approaches for concrete structures. 21-23 November 2016. Cape Town, South Africa: International Federation for Structural Concrete (fib). 253-254.

Prins, Z.J, Mahlabela, C.N. & Moyo, P. 2016. Identifying behavioural trends and the development of calibrated finite element models for a double curvature arch dam. Conference Proceedings of ICOLD - International Committee on Large Dams. 16-20 May 2016. Johannesburg, South Africa.

Saisi, A., Busatta, F., Gentile, C. & Ruccolo, A. 2016. Monitoring cultural heritage buildings: The Santa Maria del Carrobiolo bell-tower in Monza, Italy. Proceedings of the Semantic Interoperability Conference (SEMIC). 12 May 2016. Rome, Italy. 

Sohawon, H., Beushausen, H., Omar, N. & van Zyl G.P.A.G. 2016. Evaluating the performance of ECC as a patch repair mortar. Proceedings of the fib Symposium on performance-based approaches for concrete structures. 21-23 November 2016. Cape Town, South Africa: International Federation for Structural Concrete (fib). 571-572.

Tchetgnia Ngassam, I., Arito, P.A. & Beushausen, H. 2016. Rethinking the formulation of patch repair mortars. Proceedings of the conference 2nd Advances in Cement and Concrete Technology in Africa. 27-29 January 2016. Dar Es Salaam, Tanzania.

Tchetgnia Ngassam, I. & Beushausen, H. 2016. Effect of an expansive admixture on the failure mechanisms due to cracking of polymer modified mortars. Proceedings of the fib Symposium on performance-based approaches for concrete structures. 21-23 November 2016. Cape Town, South Africa: International Federation for Structural Concrete (fib). 589-590.

Non-peer-reviewed publications

Beushausen, H. & Bester, N. 2016. Appropriate curing methods to reduce shrinkage cracking of bonded concrete overlays. Concrete Plant International. (6).

Beushausen, H. & Holmes, M. 2016. Recycled concrete aggregate for structural precast concrete manufacture. Concrete Plant International. (2).

Kessy, J., Alexander, M. G. & Beushausen, H. 2016. Concrete durability design in North America, Australia and Europe. Concrete Plant International. (6).

Nganga, G., Alexander, M. G. & Beushausen, H. 2016. The effects of a reduction in clinker content on concrete properties. Concrete Plant International. (6).

 

Publications 2015


Refereed / peer-reviewed journals 

Beushausen, H. & Burmeister, N. 2015. The use of surface coatings to increase the service life of reinforced concrete structures for durability class XC. Materials and Structures. 48:1243-1252. 

Beushausen, H. & Dittmer, T. 2015. The influence of aggregate type on the strength and elastic modulus of high strength concrete. Construction and Building Materials. 74:132-139. 

Kessy, J.G., Alexander, M. G. & Beushausen, H. 2015. Concrete durability standards: international trends and the South African context. Journal of the South African Institution of Civil Engineering. 57(1):47-58. 

Moosa, F., Burger, H., Trauernicht, C., Blassoplesc, G., Okwori, E., Nyoni, B. & Moyo, P. 2015. Concrete density estimation of Groote Schuur Hospital linear accelerator bunker walls using impact echo testing. Physica Medica: European Journal of Medical Physics. 31: S17. 

Otieno, M. & Alexander, M. G. 2015. Chloride conductivity testing of concrete - past and recent developments. Journal of the South African Institution of Civil Engineering. 57(4):55-64. 

Thomas, M. & Alexander, M. G. 2015. Service life prediction and performance testing - current developments and practical applications. Cement and Concrete Research - special 14th ICCC edition. 78:154-164.

Salvoldi, B., Beushausen, H. & Alexander, M. G. 2015. Oxygen permeability of concrete and its relation to carbonation. Construction and Building Materials. 85:30-37. 

Proceedings of refereed international conferences 

Alexander, M. G. & Thomas, M. 2015. Service life prediction and performance testing - current developments and practical applications. Proceedings of the 14th International Congress on the Chemistry of Cement (ICCC 2015). 13-16 October 2015. Beijing, China. 

Arito, P.A., Beushausen, H. & Alexander, M. G. 2015. Towards improved cracking resistance in concrete patch repair mortars. Proceedings of the 4th International Conference on Concrete Repair, Rehabilitation and Retrofitting (ICCRRR-4). 5-7 October 2015. Dehn et al. Eds. Leipzig, Germany. Leipzig, Germany. Taylor and Francis Group, London. 657-662. 

Arito, P.A. & Beushausen, H. 2015. The effectiveness of corrosion inhibitors in reducing corrosion in chloride contaminated RC structures. Proceedings of the 4th International Conference on Concrete Repair, Rehabilitation and Retrofitting (ICCRRR-4). 5-7 October 2015. Dehn et al. Eds. Leipzig, Germany. Leipzig, Germany. Taylor and Francis Group, London. 479-485. 

Beushausen, H. 2015. The influence of curing methods on concrete durability performance indicators. Proceedings of the International Conference on the Regeneration and Conservation of Concrete Structures. 1-3 June 2015. Nagasaki, Japan.

Beushausen, H., Alexander, M. G., Wieland, M. & Linsel, S. 2015. Prescriptive versus performance-based design approaches for concrete durability. Proceedings of the 27th Biennial Conference of the Concrete Institute of Australia. 30 August-2 September 2015. Melbourne, Australia.

Busatta, F. & Moyo, P. 2015. Structural health monitoring of the Olifants river viaduct. Proceedings of the 11th International International Heavy Haul Association (IHHA 2015) Conference. 21-24 June 2015. Perth, Australia.

Busatta, F. & Moyo, P. 2015. Vibration monitoring of a large scale heavy haul railway viaduct. Proceedings of the 6th International Conference on Experimental Vibration Analysis for Civil Engineering Structures (EVACES’ 15). 19-21 October 2015. Dubendorf, Switzerland: The Swiss Federal Laboratories for Material Science and Technology (Empa). 

Kiliswa, M. W. & Alexander, M. G. 2015. Composition and microstructure of calcium aluminate cement systems subjected to biogenic sulphuric acid attack. roceedings of the 14th International Congress on the Chemistry of Cement (ICCC 2015). 13-16 October 2015. Beijing, China.

Kiliswa, M. W., Alexander, M. G. & Beushausen, H. 2015. Durability design of concrete mixtures for sewer pipe applications: a review of the life factor method. Proceedings of the 4th International Conference on Concrete Repair, Rehabilitation and Retrofitting (ICCRRR-4). 5-7 October 2015. Dehn et al. Eds. Leipzig, Germany. Leipzig, Germany. Taylor and Francis Group, London. 

Mbanjwa, T.D. & Moyo, P. 2015. Relationships between defects and inventory data of RC bridges and culverts in the Western Cape, South Africa. Proceedings of the 4th International Conference on Concrete Repair, Rehabilitation and Retrofitting (ICCRRR-4). 5-7 October 2015. Dehn et al. Eds. Leipzig, Germany. Leipzig, Germany. Taylor and Francis Group, London. 911–918. 

Okwori, E., Moyo, P. & Matongo, K. 2015. An investigative study into the application of non-destructive testing techniques for integrity assessment of RC piles. Proceedings of the 4th International Conference on Concrete Repair, Rehabilitation and Retrofitting (ICCRRR-4). 5-7 October 2015. Dehn et al. Eds. Leipzig, Germany. Leipzig, Germany. Taylor and Francis Group, London. 237-244. 

Proceedings of other conferences and symposia 

Alexander, M. G. & Nganga, G. 2015. Performance-based durability design and specification - background and South African developments. Proceedings of the KEYS Symposium. 8-12 June 2015.  Dar es Salaam, Tanzania. 5 pp. 

Busatta, F. 2015. Dynamic testing and monitoring of a heavy haul railway viaduct. South African Heavy Haul Association (SAHHA) Technical Workshop. 8-9 October 2015. Johannesburg, South Africa.

Kabani, M. 2015. Reliability analysis of railway bridges: integrating FEM with structural health. SAHHA Technical Workshop. 8-9 October 2015. Johannesburg, South Africa.

Moyo, P. 2015. Introduction to research and training activities on railway bridges and structures. University of Cape Town. South African Heavy Haul Association (SAHHA) Technical Workshop. 8-9 October 2015. Johannesburg, South Africa. 

Moyo, P. 2015. Dynamic testing and fatigue analysis of steel railway bridges. South African Heavy Haul Association (SAHHA) Technical Workshop. 8-9 October 2015. Johannesburg, South Africa.

Editor of conference proceedings 

Dehn, F., Beushausen, H., Alexander, M. G., & Moyo, P. 2015. Concrete repair, rehabilitation and retrofitting IV - Proceedings of the 4th International Conference on Concrete Repair, Rehabilitation and Retrofitting (ICCRRR-4). 5-7 October 2015. Leipzig, Germany. Taylor & Francis Group, London. 

Papers in non-peer reviewed journals; un-refereed articles 

Muigai, R. & Alexander, M. G. 2015. Selecting concrete mix designs for improved sustainability. CPI. 3:56-59. 

Mukadam, Z. & Alexander, M. G. 2015. The durability index performance-based approach in South Africa: A review. Journal of the Concrete Institute of Australia. 41(3):57-64. 

 

Publications 2014


Alao, O.O. 2014. Concrete and Sustainability. Quest (Science for South Africa). 10(2):28-29.

Otieno, M.B., Beushausen, H. & Alexander, M. G. 2014. “Effect of chemical composition of slag on chloride penetration resistance of concrete”. Cement & Concrete Composites. 46:56-64.

Alexander, M. G. & Nganga, G. 2014. Reinforced concrete durability: some recent developments in performance-based approaches. Journal of Sustainable Cement-based Materials. 3(1): 1-12. DOI. 10.1080/21650373.2013.876372

Beushausen, H., Gillmer, M. & Alexander, M. G. 2014. The influence of superabsorbent polymers on strength and durability properties of blended cement mortars. Cement & Concrete Composites. 52:73-80.

Beushausen, H. & Alexander, M. G. 2014. Early-age properties of concrete containing various types of granulated slag. CPI International. 2:40-45.

Goyns, A. & Alexander, M. G. 2014. Performance of various concretes in the Virginia Experimental Sewer over 20 years. Calcium Aluminate Conference. Avignon, France, May 2014. 

Motsielo, N, Alexander, M. G., & Beushausen, H. 2014. Acid resistance of calcium aluminate cement concrete blended with supplementary cementitious materials for application in sewer pipes. Calcium Aluminate Conference. Avignon, France, May 2014.

Alexander, M. G. 2014. Principles of durability design for concrete structures. Keynote lecture at ICI Workshop on “Achieving durable concrete construction through performance testing. IITB, Mumbai, 01 Feb 2014, and IITM, Chennai, 03 Feb 2014.

Alexander, M. G. 2014. Alkalis in cement and concrete – Their nature and role. Concrete Society of SA, Western Cape Branch MTM, 29 May 2014.

Alexander, M. G. 2014. “Performance-based approaches for concrete durability in South Africa.  Keynote Presentation. RILEM TC-PSC: International Workshop on Performance-Based Specification and Control of Concrete Durability. Zagreb, Croatia, 11 - 13 June 2014.

Muigai, R.  Linsel, S. & Alexander, M. G. 2014. Comparative assessment of the environmental performance of structural concrete made using recycled concrete aggregates. Hochschule Karlsruhe Technik und Wirtschaft: Forschung aktuell. 2014, pp. 27-31, ISSN 1613-4958.

Beushausen, H., Gillmer, M. & Alexander, M. G. 2014. The influence of superabsorbent polymers on strength and durability properties of blended cement mortars. Cement and Concrete Composites. 52:73-80.

Beushausen, H. & Gillmer, M. 2014. The use of superabsorbent polymers to reduce cracking of bonded mortar overlays. Cement and Concrete Composites, superabsorbent polymers on strength and durability properties of blended cement mortars. Cement and Concrete Composites. 52:1-8.

Dittmer, T. & Beushausen, H. 2014. The effect of coarse aggregate content and size on the age at cracking of bonded concrete overlays subjected to restrained deformation. Construction and Building Materials

Beushausen, H. 2014. The principles of performance-based design for concrete durability. (keynote lecture) RILEM Workshop on Performance-based Design and Quality Control of Concrete Structures. Zagreb, Croatia, June 2014, 7 pp.

 

Publications 2013


Beushausen, H. & Burmeister, N. 2013. The use of surface coatings to increase the service life of reinforced concrete structures for durability class XC. Materials and Structures. 10.1617/s11527-013-0229-8, published online: 03 December 2013.

Otieno, M., Beushausen, H. & Alexander, M. G. 2013. Effect of chemical composition of slag on chloride penetration resistance of concrete. Cement and Concrete Composites. http://www.sciencedirect.com/science/article/pii/S0958946513001807

Beushausen, H. & Chilwesa, M. 2013. Assessment and prediction of drying shrinkage cracking in bonded mortar overlays. Cement and Concrete Research. 53:256-266.

Nganga, G., Alexander, M. G. & Beushausen, H. 2013. Practical Implementation of the Durability Index performance-based design approach. Construction and Building Materials. http://www.sciencedirect.com/science/article/pii/S0950061813002791

 

Publications 2012


Malumbela G., Moyo P., and Alexander M. G. 2012. Longitudinal strains and stiffness of RC beams under load as measures of corrosion levels. Engineering Structures. 35: 215-227.

Beushausen, H., Masuku, C., & Moyo, P. 2012. Relaxation characteristics of cement mortar subjected to tensile strain. Materials and Structures. 45(8):1181-1188.

Muigai, R.N., Moyo, P., & Alexander, M. G. 2012. Durability design of reinforced concrete structures – A comparison of the use of durability indexes in the deemed-to-satisfy approach and the full-probabilistic approach. Materials and Structures Journal.

Beushausen, H., Alexander, M. G. & Ballim, Y. 2012. Early-age properties, strength development and heat of hydration of concrete containing various South African slags at different replacement ratios. Construction and Building Materials. 29:533–540.

Githachuri, K., Alexander, M. G. & Moyo, P. 2012. Durability performance of a range of marine concretes and the applicability of the South African service life prediction model. Materials & Structures. 45:185-198.

Nganga, G., Alexander, M. G. & Beushausen, H. 2012. Performance-based durability design for RC structures. 3R’s Journal. 2(3):284-290

Arito, P., Beushausen, H., Alexander, M. G., Otieno, M. 2012. The use of discrete sacrificial anodes in reducing corrosion rate in chloride contaminated reinforced concrete. ICCRRR 2012. Cape Town, September 2012, pp. 999-1002

Angelucci, M., Beushausen, H. & Alexander, M. G. 2012. Mix design optimisation – The influence of binder content on mechanical and durability properties of concrete. ICCRRR 2012. Cape Town, September 2012, pp. 415-421

Kanjee, J., Beushausen, H., Alexander, M. G. & Otieno, M. 2012. ‘Towards incorporating the influence of cracks in the durability index testing approach. ICCRRR 2012. Cape Town, September 2012, pp. 396-401

Nganga, G., Alexander, M. G. & Beushausen, H. 2012. Control of concrete cover depth of reinforced concrete structures for durability. ICCRRR 2012. Cape Town, September 2012, pp. 396-401

Chilwesa, M. & Beushausen, H. 2012. Cracking characteristics of cement mortars subjected to restrained shrinkage. ICCRRR 2012. Cape Town, September 2012, pp. 1082-1087

Otieno, M., Beushausen, H. & Alexander, M. G. 2012. Towards correlating natural and accelerated chloride-induced corrosion in cracked RC – Preliminary results. ICCRRR 2012. Cape Town, September 2012, pp. 534-539

Muigai, R., Alexander, M. G. & Moyo, P. 2012. The role of the structural engineer in the design of low embodied energy concrete-frame buildings. ICCRRR 2012. Cape Town, September 2012, pp. 1476-1481 

Bissonnette, B., Courard, L., Beushausen, H., Fowler, D., Trevino, M. & Vaysburd, A. 2012. Recommendations for the repair, the lining or the strengthening of concrete slabs or pavements with bonded cement-based material overlays. Materials and Structures Journal. published online, August 2012

Moyo, P., Sibanda, B., & Beushausen, H. 2012. Modelling and integrity assessment of shear connectors in precast - cast-in-situ concrete bridges. Structural Engineering and Mechanics. Vol 42(1).

Alexander M., Otieno M., & Beushausen H. 2012. Cracking and durability of reinforced concrete structures. (keynote paper) The 2nd International Conference of Microdurability. Amsterdam, the Netherlands, RILEM Publications. April 2012

Beushausen, H., Starck, S.J., & Alexander, M. G. 2012. The integration of non-destructive test methods into the South African Durability Index Approach. The 2nd International Conference of Microdurability. Amsterdam, the Netherlands, RILEM Publications, April 2012

 

Publications 2011


Otieno, M.B., Beushausen, H. & Alexander, M. G. 2011. Modelling corrosion propagation in reinforced concrete structures - A critical review. Cement & Concrete Composites. 33:240–245.

Otieno, M. B., Beushausen, H. & Alexander, M. G. 2011. Prediction of corrosion rate in reinforced concrete structures - A critical review and preliminary results. Materials and Corrosion. Vol. 62(9):14pp, DOI: 10.1002/maco.201106282

Githachuri, K., Alexander, M. G. & Moyo, P. 2011. Durability performance of a range of marine concretes and the applicability of South African service life prediction models. Materials & Structures. 1-14.

Malumbela, G., Moyo, P. & Alexander, M. G. 2011. Load-bearing capacity of corroded, patched and FRP-repaired RC beams. Magazine of Concrete Research. 63(11):797–812.

Malumbela, G., Alexander, M. G. & Moyo, P. 2011. Serviceability of corrosion-affected RC beams after patch repairs and FRPs under load. Materials and Structures. 44:331-349.

Malumbela, G., Alexander, M. G. & Moyo, P. 2011. Model for cover cracking of RC beams due to partial surface steel corrosion. Construction and Building Materials. 25:987-991.

Malumbela, G. Moyo, P. & Alexander, M. G. 2011. Influence of corrosion crack patterns on the rate of crack widening of RC beams. Construction and Building Materials. 25:2540-2553.

Nganga, G., Alexander, M. G. & Beushausen, H. 2011. Performance-based durability design for RC structures. 3R’s Journal. 2(3):284-290.

Otieno. M, Beushausen, H. & Alexander, M. G. 2011. Correlations between natural and accelerated corrosion rates in RC structures. Advances in Construction Materials through Science and Technology. Hong Kong, September 2011

Nganga, G., Alexander, M. G., Beushausen, H. & Moyo, P. 2011. Evaluation of the implementation of Durability index based Performance Specifications. Advances in Construction Materials through Science and Technology. Hong Kong, September 2011

Beushausen, H. 2011. The use of performance-based specifications to prevent repair of reinforced concrete structures. (invited keynote) Concrete Solutions. Dresden, Sept. 2011

Otieno, M. B., Beushausen, H. & Alexander, M. G., 2011. Prediction of corrosion rate in reinforced concrete structures - A critical review and preliminary results. Materials and Corrosion. 62(9):14 pp. DOI: 10.1002/maco.201106282

Beushausen, H. & Wainwright, R. 2011. A market review on the use of structural precast concrete in South Africa. Concrete Beton. July, 2011, pp. 8-15

Salvoldi, B., Beushausen, H. & Alexander, M. G. 2011. Modelling the Carbonation of Concrete using performance-based tests: Proposition of a Conceptual Framework. ICCC. Madrid, June 2011

Moyo, P., Ooi, P., Zhai, E. & Myers, J. (Eds) 2011. Design, Construction, Rehabilitation, and Maintenance of Bridges. ASCE GSP 219, pp 197,  ISBN: 978-1-61782-996-3

Tigeli, M., Moyo, P. & Beushausen, H. 2011. Behaviour of corrosion damaged reinforced concrete beams strengthened using CFRP laminates. Proceedings of the International Symposium on Nondestructive Testing of Materials and Structures, NDTMS-2011.  May 15-18, 2011, Istanbul, Turkey

Moyo, P. (2011) Assessment of retrofitting interventions to reinforced concrete bridges using dynamic testing. ASCE, GSP 214,  pp 88-95. ISBN: 978-0-7844-1174-2

Beushausen, H. & Alexander, M. G. 2011. The South African Performance-Based approach for specification and control of concrete durability. Performance-Based Specifications for Concrete. fib Workshop, Leipzig, Germany, June 2011

Sibanda, B., Moyo, P. & Beushausen, H. 2011. Behaviour of corrosion damaged reinforced concrete beams strengthened using CFRP laminates. Nondestructive Testing of Materials and Structures. Turkey, May 2011

Otieno, M. B., Beushausen, H. & Alexander, M. G. 2011. Prediction of corrosion propagation for pro-active maintenance and effective repair strategies for RC structures. 5th Middle East International Conference on Smart Monitoring, Assessment and Rehabilitation of Civil Structures (SMAR 2011). February 2011, Dubai, UAE, pp. 159 

Otieno, M. B., Beushausen, H. & Alexander, M. G., 2011. Modelling corrosion propagation in reinforced concrete structures - A critical review. Cement & Concrete Composites. 33:240–245.

Otieno, M. B., Beushausen, H. & Alexander, M. G., 2011. Prediction of corrosion propagation for pro-active maintenance and effective repair strategies for RC structures. 5th Middle East International Conference on Smart Monitoring, Assessment and Rehabilitation of Civil Structures (SMAR 2011). 8th -10th February, Dubai, UAE.

 

Publications 2010


Otieno, M. B., Alexander, M. G. & Beushausen, H., 2010. Suitability of various measurement techniques for assessing corrosion in cracked concrete. ACI Materials Journal. 107(5):481-489.

Beushausen, H. 2010. Durability of concrete patch repairs and bonded overlays. Chapter 3 in Song's Handbook of Concrete Durability, edited by S.-H. Kim and K.Y. Ann, Middleton Publishing Inc, Korea, 2010, ISBN 351-2010-000013, pp. 89 – 130.

Otieno, M. B., Alexander, M. G. & Beushausen, H., 2010. Corrosion in cracked and uncracked concrete - Influence of crack width, concrete quality and crack re-opening. Magazine of Concrete Research. 62(6):393-404.

Malumbela, G., Alexander, M. G. & Moyo, P.  2010. Variation of steel loss and its effect on flexural capacity of RC beams corroded and repaired under load. Construction and Building Materials. 24:1051–59.

Malumbela, G., Alexander, M. G. & Moyo, P. 2010. Interaction between corrosion crack width and steel loss in RC beams corroded under load. Cement and Concrete Research. 40:1419-28.

Malumbela, G., Alexander, M. G. & Moyo, P. 2010. Lateral deformation of RC beams under simultaneous load and steel corrosion.  Construction and Building Materials. 24:17–24.

Moyo, P. & Tait, R. 2010. Structural performance assessment and fatigue analysis of a railway bridge. Structure and Infrastructure Engineering. 6(5):647-660.

Muigai, R., Moyo, P. & Alexander, M. G. 2010. Performance-based design approaches for durability design of reinforced concrete structures. 2nd International Symposium on Service Life Design for Infrastructures. Delft, The Netherlands.

Otieno, M. B., Beushausen, H. & Alexander, M. G., 2010. Prediction of corrosion rate in reinforced concrete structures - A critical review. Joint fib-RILEM Workshop on Modelling of Concrete Structures. 22nd-23rd November, Madrid, Spain, pp. 15-37.

Otieno, M. B., Beushausen, H. & Alexander, M. G., 2010. Significance of the corrosion propagation phase in service life prediction of cracked RC structures. International symposium on service life design for infrastructure. 4th-6th October, Delft, The Netherlands, pp. 533-560.

Otieno, M. B., Beushausen, H. & Alexander, M. G., 2010. Modelling corrosion propagation in RC structures - A critical review. International Symposium on Service Life Design for Infrastructure. 4th-6th October, Delft, The Netherlands, pp. 313-320.

Braun, S., Skatulla, S., Beushausen, H. & Sansourb, C. 2010. A micromorphic theory and its application to elastic size-scale effects. International Conference of Structural Engineering, Mechanics and Computation SEMC. Cape Town, South Africa, Sept. 2010.

Moyo, P. & Oosthuizen, C. 2010. Ambient vibration survey trials of two arch dams in South Africa. 8th ICOLD European Club Symposium. Innsbruck, Austria, 22nd – 23 September 2010, pp 589-594, ISBN 978-3-85125-118-0

Muigai, R., Alexander, M. G. & Moyo, P. 2010. Societal considerations in the design of sustainable concrete structures. The 4th International Conference on Structural Engineering, Mechanics and Computation. Cape Town, South Africa, 6-8 September 2010, pp 1305-1307, ISBN 978-0-415-58472-2

Moyo, P. 2010. The contribution of structural health monitoring to sustainable concrete structures. Proceedings of the Concrete Society Conference, 3-4 August 2010, Johannesburg, South Africa, pp 106-113, ISNB 978-1-9200017-46-0

Otieno, M. B., Beushausen, H. & Alexander, M. G., 2010. Prediction of corrosion propagation to aid in pro-active maintenance & repair of corrosion-affected RC structures - An overview. National Symposium on Concrete for Sustainable Environment. 3rd-4th August, Kempton Park, South Africa. pp. 13-20.

Muigai, R., Alexander, M. G. & Moyo, P. 2010. The application of economic evaluation methods in the life-cycle design of RC structures. Proceedings of the Concrete Society Conference. 3-4 August 2010, Johannesburg, South Africa, pp 45-49, ISNB 978-1-9200017-46-0

Muigai, R., Alexander, M. G. & Moyo, P. 2010. Contribution of the Durability Index Approach towards Sustainable Concrete Structures.  2nd International Conference on Sustainable Construction Materials and Technologies. Ancona, Italy. 28th-30th June, 2010.

Muigai, R., Alexander, M. G. & Moyo, P. 2010. Contribution of integrated design to sustainable concrete construction. 8th fib International PhD Symposium in Civil Engineering. Kgy Lyngby, Denmark 20th -23rd June, 2010

Otieno, M. B., Beushausen, H. & Alexander, M. G., 2010. Corrosion propagation in reinforced concrete structures - State of the art review and way forward. 6th International Conference on Concrete under Severe Conditions - Environment and loading, CONSEC'10 (Volume I), June 7th - 9th, 2010, Merida, Yucatan, Mexico. pp. 461-469.

Beushausen, H., Knecht, J., Alexander, M. G. & Schubert, K. 2010. Performance-based durability control for precast concrete elements. The 3rd fib International Congress. Washington, USA, May-June 2010.

Otieno, M. B., 2010. Assessment techniques for corrosion in reinforced concrete structures. Concrete Plant International (CPI). 2:100-104.

Malumbela, G., Alexander, M. G., & Moyo, P. 2010. Lateral deformation of RC beams under simultaneous load and steel corrosion. Construction and Building Materials. 24(1):17-24.

Otieno M. B., Alexander M. G. & Beushausen H. 2010. Corrosion in cracked and uncracked concrete - influence of crack width, concrete quality and crack re-opening. Magazine of Concrete Research. doi: 10.1680/macr.2008.62.00.1. 

 

Publications 2009


Malumbela, G., Alexander, M. G. & Moyo, P. 2009. Variation of steel loss and its effect on flexural capacity of RC beams corroded and repaired under load. Construction and Building Materials. DOI 10.1016/j.conbuildmat.2009.11.012

Malumbela, G., Alexander, M. G. & Moyo, P. 2009. Steel corrosion on RC structures under sustained service loads – A critical review. Engineering Structures. 31:2518-2525.

Malumbela, G., Moyo, P. & Alexander, M. G. 2009. Behaviour of RC beams corroded under sustained service loads. Construction and Building Materials. 23:3346–3351.

Otieno, M., Beushausen, H. & Alexander, M. G. 2009. Corrosion propagation in cracked and uncracked concrete. Magazine of Concrete Research

Muigai, R., Alexander, M. G. & Moyo, P. 2009. Use of chloride conductivity index in the probabilistic modelling for durability design of RC members. Restoration of Buildings and Monuments., 15(4):267-276.

Salvoldi, B. G., Gillmer, M. E. & Beushausen, H. 2009. Determining the durability of SCC using the South African early-age Durability Index tests. International Conference on Advanced Concrete Materials. Stellenbosch, South Africa, 17-19 November 2009. 

Fourie, C. W. & Alexander, M. G., 2009. Acid-resistant concrete sewer pipes. Proceedings of the International RILEM TC-211 PAE Final Conference. Toulouse, June 2009, Bagneux: RILEM Publications S.A.R.L., 2009, 408-418. 

Beushausen, H. & Alexander, M. G. 2009. Performance-based service life design of reinforced concrete structures using durability indicators. Plenary paper at ConcreteLife'09. 7-9 September 2009, Haifa, Israel, 408-415 

Moyo, P., Sibanda, B. & Ronne, P. 2009. Assessment of the effectiveness of retrofitting actions to a reinforced concrete bridge using full-scale vibration testing. IMAC XXVIII. February 9-12, 2009 Orlando, Florida USA, ISBN: 978-1-935116-02-8

Muigai, R., Moyo, P., Alexander, M. G. & Beushausen, H. 2009. Application of Durability Indexes in Probabilistic Modelling of Chloride Ingress in RC Members. Proceedings of the 2nd International RILEM Workshop on Concrete Durability and Service Life Planning ConcreteLife’09. Haifa, 7-9 September 2009, Bagneux: RILEM Publications S.A.R.L., 2009, 408-415.

Moyo, P. & Oosthuizen, C. 2009. Dynamic testing of a concrete arch dam. International Operational Modal Analysis Conference. Ancona, Italy, 4-6 May 2009 pp 95-100

Muigai, R.N., Moyo, P., Alexander, M. G. & Beushausen, H. 2009. Use of Durability Indexes in Probabilistic Modelling for Durability Design of RC Members. ConcreteLife'09. 7-9 September 2009, Haifa, Israel.

Beushausen, H. & Alexander, M. G. 2009. Application of durability indicators for quality control of concrete members - a practical example. RILEM Conference on Concrete in Aggressive Aqueous Environments. 3-5 June 2009, Toulouse, France, pp. 548-556.