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National Housing and Building Research Agency (NHBRA)

Eng. Dr. Simion H. Kintingu

Dr Simion KintinguEng. Dr. Simion H. Kintingu ( was an Ag. Director General at the National Housing and Building Research Agency Tanzania from 2011 - 2014. He obtained his PhD in May 2009 at the University of Warwick of United Kingdom. Dr. Kintingu specialized for the past 15 years on Mortarless Technology Research and specifically on interlocking bricks design and construction. He holds a MSc. (Industrial and Civil Engineering) from Krasoradar Polytechnic Institute in Russia (1986). He has more than 30 years working experience in building design, supervision of constructions and held different managerial positions. He is a registered professional Engineer with the Engineers Registration Board (ERB), a Member of Institution of Engineers Tanzania (IET) and of the Masonry Committee for the Tanzania Bureau of Standards (TBS). He is a Trade Advisory Committee Member of Vocational Education Training Authority (VETA) on carpentry and masonry trades. Dr. Kintingu was a Member of the Executive Agency Implementation Team which restructured NHBRA (1997 – 2001). He is a Secretary of MCR/FCR Steering Committee for Tanzania Mainland since 1999 to date. He has attended several Local and International Conferences, Workshops and trainings involving more than twenty professional reports. Eng. Kintingu’s interests are with technologies that reduce construction costs.

Eng. Kwanama Elias M.

Eng. Kwanama Elias M.Eng. Kwanama Elias M. ( is Manager for Research and Development at the National Housing and Building Research Agency. He holds a BSc (Eng.) degree from the University of Dar Es Salaam (1985), a PGD in Engineering Geology from ITC in the Netherlands (1991), and a Masters in Entrepreneurship and Enterprise development (MEED) from the University of Dar Es Salaam (2008). Eng. Kwanama has 30 years experience in design offices, supervision of construction sites and managerial positions. Part Time Lecturer in Soil Mechanics and Foundation Engineering at Ardhi University for 10 years,, he is a Registered Professional Engineer with the Engineering Registration Board (ERB), a Corporate Member of the Institution of Engineers Tanzania (IET), a member of Soil Mechanics Standards Committee with Tanzania Bureau of Standards and has been a Team Leader of the Executive Agency restructuring Process which gave birth to NHBRA in 2001. He was the Coordinator for Africa Region in the project for Low Cost Housing under the NAM & Technology Centre in India which resulted in a Builders Handbook for Low Cost Housing in 2003. Eng. Kwanama has attended local and international conferences involving 9 papers, 11 professional reports and 6 training reports for technology dissemination. Eng. Kwanama’s professional interests are with the promotion of indigenous low energy materials for affordable housing.

Mr. Heri Mnyamisi Hatibu

Mr. Heri Mnyamisi HatibuMr. Heri Mnyamisi Hatibu ( is a research officer at The National Housing and Building Research Agency, NHBRA. He holds a Bachelor of Science in Civil Engineering from the former Faculty of Engineering, FoE at the University of Dar Es Salaam (2001) currently known as College of Engineering Technology, COET. He also holds a Master of Science degree in Construction Economy and Management from the Ardhi University, Tanzania (2012). He is registered by the Engineers Registration Board as Professional Engineer. He is also a registered member of the Institution of Engineers Tanzania. Being a Civil Engineer and a Researcher; he is involved in the structural design of buildings and supervision of different construction projects. He is also involved in research on building materials for affordable housing and working together with other stakeholders in disseminating the same to the communities. Mr. Heri Hatibu is currently involved in research on Introduction of Burnt Interlocking Bricks in Tanzania.

Eng. Benedict Titus Chilla

Eng. Benedict Titus ChillaEng. Benedict Titus Chilla ( is a Head of Building Research and Laboratory Services at National Housing and Building Research Agency, NHBRA. He is a holder of Master of Science degree in Energy and Environmental Technologies and a Bachelor of Science degree in Civil Engineering. He is a registered member of the Institution of Engineers Tanzania and a Professional Engineer registered by the Engineers Registration Board of Tanzania since 2011. Before joining NHBRA in 2006, He worked with a private construction company where he was directly involved in site works and supervision. He is currently research engineer in research and dissemination of affordable housing techniques and technologies through seminars and training for different stakeholders in the housing sector. He is also involved in design and supervision of construction projects as site agent with a main role of quality control. As head of Laboratory, he supervises testing of various building materials and supervises training of civil engineering students from higher learning institutions. He is interested in research related to improvement of housing conditions.

Hadija Maloya Kombo

Hadija Maloya KomboHadija Maloya Kombo ( is a research officer at the National Housing and Building Research Agency, (NHBRA). She holds a Masters degree of Arts in Mass Communication from the University of Dar es Salaam, 2014. She also holds a Bachelor of Arts in Sociology from the University of Dar es Salaam which she obtained in 2004 and a Diploma in Education from Mtwara Teachers Training College in 1999. She has been involved in doing research on content analysis on the quality of Newspapers, Tv and Radio talk shows and investigative journalism with Media Council of Tanzania (MCT), Tanzania Media Fund (TMF) and Twaweza Tanzania as a coder. Furthermore, she is involving in dissemination of NHBRA’s research findings to the community through media, seminars and exhibitions.

Mr. Juma Amri

Mr. Juma AmriMr. Juma Amri ( is a civil engineer (MSc. – Russia, 1997) working at the National Housing and Building Research Agency (NHBRA). His research interests are reducing the construction costs through use of locally available materials. He has been a pioneer of the first and other five types of Tanzanian interlocking bricks which enable construction of various bonds in dry, mortared and reinforced masonry making the technology relevant and acceptable. He established methods for blending soils for optimum production of compressed earth bricks using stabilizers and mud. Improving the brick press machine has also been among his research interests. For the past 17 years he has conducted more than 70 seminars pertaining to construction of affordable houses, reaching the audience of more than 2,000 participants countrywide. He has also conducted practical training to higher learning institutions students of civil and structural engineering for the past 15 years, including part time lecturing at Ardhi University.

ELITH PhotoRoof tile workshop, Tanzania
ELITH PhotoImproved rural house, basic model, NHBRA/ELITH, Tanzania
ELITH PhotoTraditional rural house, Tanzania