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Comparing the long term clogging pattern of permeable pavements for stormwater treatment and reuse (2020)
Presentation / Conference
Tota-Maharaj, K., & Monrose, J. (2020, February). Comparing the long term clogging pattern of permeable pavements for stormwater treatment and reuse. Paper presented at 2nd Polish IWA Young Water Professionals Conference “Emerging Technologies in Water and Wastewater Sector”, Warsaw University of Technology, Warsaw, Poland

Permeable pavements are engineered to temporarily store water to reduce flooding during rainfall events. Permeable pavements are distinguished primarily based on their surface materials which can vary from concrete, asphalt, plastic or stones. This p... Read More about Comparing the long term clogging pattern of permeable pavements for stormwater treatment and reuse.

Feasibility of decentralised Sustainable Refugee Camp Drainage System (SRCDS) (2020)
Presentation / Conference
Tota-Maharaj, K., Ajibade, O. O., Hills, C., & Macleod, C. (2020, February). Feasibility of decentralised Sustainable Refugee Camp Drainage System (SRCDS). Paper presented at 2nd Polish IWA Young Water Professionals Conference “Emerging Technologies in Water and Wastewater Sector”, Warsaw University of Technology, Warsaw, Poland

In this research, a new decentralised drainage system, Sustainable Refugee Camp Drainage System (SRCDS), is developed for effective management of storm water and greywater in Dadaab refugee camp, Kenya. The SRCDS uses the principle of Best Management... Read More about Feasibility of decentralised Sustainable Refugee Camp Drainage System (SRCDS).

Low-Carbon Permeable Pavement Drainage Infrastructure: Potential Applications for Stormwater Management (2019)
Book Chapter
Tota-Maharaj, K., & Aziba, A. (2019). Low-Carbon Permeable Pavement Drainage Infrastructure: Potential Applications for Stormwater Management. In E. O. Nnadi (Ed.), Stormwater: Sources, Monitoring and Management, (269- 313). Nova Science Publishers

Rapid urbanisation and industralisation across the world is demanding infrastructure and construction to increase especially within the transportation sectors. The large amounts of construction materials required for construction and maintenance of p... Read More about Low-Carbon Permeable Pavement Drainage Infrastructure: Potential Applications for Stormwater Management.

Modelling of a sustainable refugee camp drainage system for stormwater management (2019)
Journal Article
Ajibade, O. O., Tota-Maharaj, K., Hills, C. D., & MacLeod, C. (2019). Modelling of a sustainable refugee camp drainage system for stormwater management. Environmental Science: Water Research & Technology, 5(12), 2150-2161. https://doi.org/10.1039/C9EW00350A

© 2019 The Royal Society of Chemistry. A novel decentralised Sustainable Refugee Camp Drainage System (SRCDS) has been developed for the effective management of stormwater in the Dadaab refugee camp, Kenya. The SRCDS uses the principle of Best Manage... Read More about Modelling of a sustainable refugee camp drainage system for stormwater management.

Effect of thermodynamic parameters on the concentration of pollutants in produced water from crude oil production (2019)
Journal Article
Tota-Maharaj, K., & Ngene, S. (2019). Effect of thermodynamic parameters on the concentration of pollutants in produced water from crude oil production. Journal of Energy Research and Reviews, 3(3), 1-13. https://doi.org/10.9734/jenrr/2019/v3i330101

Thermodynamic parameters such as temperature and pressure of petroleum reservoirs are among the most important physical characteristics which are required to effectively produce crude oil from the reservoirs. Oil and gas reservoir pressures determine... Read More about Effect of thermodynamic parameters on the concentration of pollutants in produced water from crude oil production.

Assessment of the physical characteristics and stormwater effluent quality of permeable pavement systems containing recycled materials (2019)
Journal Article
Monrose, J., Tota-Maharaj, K., & Mwasha, A. (in press). Assessment of the physical characteristics and stormwater effluent quality of permeable pavement systems containing recycled materials. Road Materials and Pavement Design, https://doi.org/10.1080/14680629.2019.1643397

This paper evaluates the physical characteristics of two recycled materials and the pollutant removal efficiencies of four 0.2 m2 tanked permeable pavement rigs in the laboratory, that contained either natural aggregates or these recycled materials i... Read More about Assessment of the physical characteristics and stormwater effluent quality of permeable pavement systems containing recycled materials.

Environmental technologies for remediation of contaminated lands in the Niger Delta region of Nigeria: Opportunities for ecosystem services to host communities (2019)
Presentation / Conference
Tota-Maharaj, K., & Ngene, S. (2019, May). Environmental technologies for remediation of contaminated lands in the Niger Delta region of Nigeria: Opportunities for ecosystem services to host communities. Paper presented at Environmental Design and Management International Conference (EDMIC 2019): Drivers and Dynamics of Change in the Built Environment, Obafemi Awolowo University, Ile-Ife, Nigeria

Several remediation technologies have been tried in the Niger Delta region of Nigeria to address the persistent hydrocarbon contamination with little or no success as they are either inappropriate for the environment and thus complete remediation is... Read More about Environmental technologies for remediation of contaminated lands in the Niger Delta region of Nigeria: Opportunities for ecosystem services to host communities.

Environmental technologies for remediation of contaminated lands in the Niger Delta region of Nigeria: Opportunities for ecosystem services to host communities (2019)
Conference Proceeding
Ngene, S., & Tota-Maharaj, K. (2019). Environmental technologies for remediation of contaminated lands in the Niger Delta region of Nigeria: Opportunities for ecosystem services to host communities

Several remediation technologies have been tried in the Niger Delta region of Nigeria to address the persistent hydrocarbon contamination with little or no success as they are either inappropriate for the environment and thus complete remediation is... Read More about Environmental technologies for remediation of contaminated lands in the Niger Delta region of Nigeria: Opportunities for ecosystem services to host communities.

Effect of carbon-negative aggregates on the strength properties of concrete for permeable pavements (2019)
Journal Article
Monrose, J., Tota-Maharaj, K., Mwasha, A., & Hills, C. (in press). Effect of carbon-negative aggregates on the strength properties of concrete for permeable pavements. International Journal of Pavement Engineering, https://doi.org/10.1080/10298436.2019.1567924

Permeable pavements are engineered to temporarily store water to reduce flooding during rainfall events. Permeable pavements are distinguished primarily based on their surface materials which can vary from concrete, asphalt, clay brick, concrete pave... Read More about Effect of carbon-negative aggregates on the strength properties of concrete for permeable pavements.

Reduction of Pollutant Toxicity Levels in Produced Water from Crude Oil Production Processes (2018)
Conference Proceeding
Tota-Maharaj, K., & Ngene, S. (2018). Reduction of Pollutant Toxicity Levels in Produced Water from Crude Oil Production Processes

Produced water from crude oil production process is imbued with various contaminants which makes it unsafe for discharge into the environment without adequate treatment. The weight fractions of these contaminants vary from one well to another dependi... Read More about Reduction of Pollutant Toxicity Levels in Produced Water from Crude Oil Production Processes.

Technological Review of Permeable Pavement Systems for Applications in Small Island Developing States (2018)
Journal Article
Monrose, J., & Tota-Maharaj, K. (2018). Technological Review of Permeable Pavement Systems for Applications in Small Island Developing States. CLEAN - Soil, Air, Water, 46(9), 1700168. https://doi.org/10.1002/clen.201700168

© 2018 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim This paper presents a technological review of permeable pavement systems (PPS) for applications in urban areas of small island developing states (SIDS). This review includes a literature survey of P... Read More about Technological Review of Permeable Pavement Systems for Applications in Small Island Developing States.

Evaluation of engineered wetlands and filter drains as Low Impact Development (LID) technologies for stormwater management in refugee camps (2018)
Presentation / Conference
Tota-Maharaj, K., & Ajibade, O. (2018, June). Evaluation of engineered wetlands and filter drains as Low Impact Development (LID) technologies for stormwater management in refugee camps. Paper presented at 5th IAHR Europe Congress- New Challenges in Hydraulic Research and Engineering

Refugee and internally displaced persons camps face annual flooding problems related to hydrological problems such as localised ponding of surface water and flooding events followed by periods of droughts. This research project comprises of four set... Read More about Evaluation of engineered wetlands and filter drains as Low Impact Development (LID) technologies for stormwater management in refugee camps.

Parametric stress distribution in 3D printed polymer quadric-surfaced sludge digesters (2018)
Presentation / Conference
Ramroop, N., Tota-Maharaj, K., & Anoyatis, G. (2018, June). Parametric stress distribution in 3D printed polymer quadric-surfaced sludge digesters. Paper presented at 5th International Association of Hydro-Environment Engineering and Research (IAHR) Europe Congress-New Challenges in Hydraulic Research and Engineering

The stresses developed in the shell of the quadric surfaced sludge digester, vary according to the height-to-diameter ratio. The optimum dimensions of a 3D printed polymer digester due to hydrostatic loading is evaluated through finite element analys... Read More about Parametric stress distribution in 3D printed polymer quadric-surfaced sludge digesters.

Effectiveness of log-logistic distribution to model water-consumption data (2018)
Journal Article
Surendran, S., & Tota-Maharaj, K. (2018). Effectiveness of log-logistic distribution to model water-consumption data. Aqua, 67(4), 375-383. https://doi.org/10.2166/aqua.2018.175

© IWA Publishing 2018. Water consumption varies with time of use, season and socio-economic status of consumers, and is defined as a continuous random variable. Incorporating probabilistic nature in water-consumption modelling will lead to more reali... Read More about Effectiveness of log-logistic distribution to model water-consumption data.

Comparative study of sustainable drainage systems for refugee camps stormwater management (2018)
Journal Article
Ajibade, O., & Tota-Maharaj, K. (2018). Comparative study of sustainable drainage systems for refugee camps stormwater management. Proceedings of the ICE - Municipal Engineer, 171(3), 149-162. https://doi.org/10.1680/jmuen.17.00019

© 2018 ICE Publishing: All rights reserved. To meet the United Nations 2030 Sustainable Development Goals (SDGs 2030) without leaving vulnerable people such as the refugees and internally displaced persons (IDPs) behind, it is important to upgrade dr... Read More about Comparative study of sustainable drainage systems for refugee camps stormwater management.

Hydrologic performance of permeable pavement systems utilising various sub-base materials for Caribbean applications (2017)
Presentation / Conference
Monrose, J., & Tota-Maharaj, K. (2017, September). Hydrologic performance of permeable pavement systems utilising various sub-base materials for Caribbean applications. Paper presented at 14th IWA/IAHR International Conference on Urban Drainage

This paper examined the hydrological performance of three 0.19m2 laboratory-scale permeable pavement rigs with varying sub-base aggregates of basalt, limestone and recycled concrete aggregates. Observed flows from different underdrain offsets were co... Read More about Hydrologic performance of permeable pavement systems utilising various sub-base materials for Caribbean applications.

Municipal wastewater treatment and associated bioenergy generation using anaerobic granular bed baffled reactor (2017)
Journal Article
Tota-Maharaj, K., Akunna, J., & Cheddie, D. (in press). Municipal wastewater treatment and associated bioenergy generation using anaerobic granular bed baffled reactor

This study assesses a modified anaerobic granular bed baffled reactor (GRABBR) which was assessed for wastewater treatment at high organic loading rates (chemical oxygen demand > 1100 mg/l) under varying temperatures. For the two mesophilic temperatu... Read More about Municipal wastewater treatment and associated bioenergy generation using anaerobic granular bed baffled reactor.

Challenges of poor surface water drainage and wastewater management in refugee camps (2016)
Journal Article
Ajibade, O. O., Tota-Maharaj, K., & Clarke, B. (2016). Challenges of poor surface water drainage and wastewater management in refugee camps. Environmental and Earth Sciences Research Journal, 3(4), 53-60. https://doi.org/10.18280/eesrj.030402

Since refugee camps are meant to be temporary and setting them up usually require urgency, little attention has been given to provision of surface water drainage and to a lesser extent wastewater management. As the population of refugees in these cam... Read More about Challenges of poor surface water drainage and wastewater management in refugee camps.

Log logistic distribution to model water demand data (2015)
Presentation / Conference
Surendran, S., & Tota-Maharaj, K. Log logistic distribution to model water demand data. Paper presented at Procedia Engineering, Leicester, UK

© 2015 The Authors. Published by Elsevier Ltd. There had been insufficient studies previously to conclude the suitability of the appropriate probability distribution functions in modelling water demand. The purpose of this study is to find an appropr... Read More about Log logistic distribution to model water demand data.

Laboratory studies on granular filters and their relationship to geotextiles for stormwater pollutant reduction (2015)
Journal Article
Tota-Maharaj, K. (2015). Laboratory studies on granular filters and their relationship to geotextiles for stormwater pollutant reduction. Water, 7(4), 1595-1609. https://doi.org/10.3390/w7041595

Applications of geotextiles within tertiary stormwater treatment systems and for stormwater infiltration can provide a substrate for biofilm formation, enabling biological treatment of contaminants. Geotextiles can serve as an efficient part of storm... Read More about Laboratory studies on granular filters and their relationship to geotextiles for stormwater pollutant reduction.