Currently, construction cost overrun is a huge challenge not only in developing countries like Ethiopia but also in developed countries as well. One of the reasons is lack of proper planning and preliminary cost estimation ...

Soils do not behave as elastic solids, but elasticity theory is widely used to compute stresses and displacements in soil profiles. Different subgrade models have been proposed by many researchers for problems of beams ...

Sudden changes or the stoppage of flows in pipeline systems causes a hydraulic transient or water hammer event. A large proportion of water supply systems have traditionally been analyzed and designed without the consideration ...

Due to the complex nature of the piled raft foundation, its realistic design relies on the more rigorous computer based methods using either finite element or finite difference based soft wares. This study develops a ...

Stream flow is an important factor in the study of water resource management, floods, and droughts. The characteristics of the mean monthly and mean annual flow of temporal and spatial distribution and the existence of a ...

Lake Tana is the biggest natural Lake in Ethiopia that provides a multiple of services to both the local, regional and national community. Understanding the Lake water balance using Precise estimates of its water balance ...

In urban areas, most of the residential, institutional, commercial and industrial centers provide a waste management sanitary facilities such as septic tanks and traditional pit latrines to collect and dispose the generated ...

Chat (Catha Edulis) is the current highly expanded and a commercially available crop in eastern Africa and the Arabian Peninsula. It becomes one of Ethiopia's largest crops by cultivated area, the country's second-largest ...

Long term use of Maresha plow, a conventional plow pulled by oxen, has resulted in the formation of a restrictive layer thereby limiting water movement and aeration as well as root zone penetration in the soil profile. ...

A major problem facing municipalities of Bahir Dar city is the treatment, disposal and/or recycling of faecal sludge and solid wastes. Now a day in the city, there are some methods being used to treat and dispose faecal ...