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The dynamic tests of reinforced concrete road bridge on the modern highway E-75 at the Kumanovo-Veles section has been carried out. The bridge is a prefabricated system of pre-stressed simple beams connected by the road deck cast in situ. The foundations were bedded in the stratum of shale. Under six of the columns the footings, that is, foundations, are the ordinary cascade ones, while three columns are founded on caissons, that is boxes in the very PДЌinja riverbed, nearby Katlanovo village . For the purpose of ...

The health risks for people in residential zones most often result from the dangerous chemicals but also physical risks. Realization of living and working environment protection system which w ould provide harmony between humans, their activities and nature, required an integral approach. The presence of toxins in drinking water and food are significant factors ac ting on human health. The food additives become and increasing hazard and instrument for permanent disruption of human health. The occurrence of lead in...

Efficient protection and construction of engine ering and other struct ures in seismically active areas is a series of contradictions, where an optimum solution must be found, which does not comprise a compromise at the expense of safety and security of the people, and which minimizes damage of property. Along with the increase of the needs for energy, the need for open pit mining production increases, which is related to the mass blasting with incr easing quantities of explosive, and nearing to the population cen...