December 2012

Durability based suitability of bagasse-cement composite for roofing sheets

  Accelerated and natural weathering of bagasse reinforced cement composite filled with rice ash pozollan used as roofing sheets were studied. In this paper, the durability of natural fibers such as sugarcane bagasse used as roofing sheets has been reported by conducting an experimental investigation. This investigation includes determination of mechanical strength properties such as compressive, tensile,...

Author(s): Omoniyi, T. E. and Akinyemi B. A.

December 2012

Hydration characteristics of cement pastes incorporating electric arc-furnace slag

  This paper presents the results of a comparative study of the hydration characteristics of cement pastes incorporating steel slag or ground granulated blastfurnace slag (GGBS) as substitutes for ordinary Portland cement (OPC). The study looked at the physical and chemical characteristics of the starting materials. Various cementitious paste mixes were manufactured and cured under two separate curing regimes...

Author(s): S. O. Nwaubani and T. Z. Muntasser

December 2012

A multi-purpose water resources optimization programme: A case study at Oji-River

  This paper presents a household centered water resource approach jointly proposed by Federal Ministries of Water Resources and Power. Moreover, the steady increasing demand to achieve optimum operating policy on water resources and power forces engineers and planners of both ministries to contemplate and propose even more comprehensive and ambitious plans for mitigated water supply, power and flood. This...

Author(s): Otti V. I. and Nwafor A. U.