The first roman road were paved in North Africa and Europe for military. Techniques were gradually improved by the study of thickness, alignment, and slope gradits, developing to use that were laid in a regular, compact and covered with smaller to produce a solidermo tend to be using a sand/ ore.
Some of the reasons include precise construction and critical handiling of any type of large data
large scale paintings create an impact. Artists and their patrons have utilized size to display power and prestige to impress their audiences.
is a temporary installation set up to control or block traffic along a road. the reasons for one could be roadworks. temporary road closure during special evente.
can be used on almost every surface wood metal, tile,concrete,masonry,fabric glass, plastic, and aluminumÂ
the constitution of ethiopia provide detailed provvisons for the rightsof the citizens and also lays down the directive principles of sates policy which set an aim to which the activites of the state are to be guided.
Plumbing system is used for water supply in building .It supplies water to kitchen toilet outlets via distribution system of pipes. Drainage system is used to get rid of human wastes through well-arranged network of drainage pipes.
iS a raised source of light often mounted on a lamp column or pole either on the side of the median, or suspended on a wire above the road to provide illumination.
