Planning and construction control of expressways crossing karst in Slovenia

One of the major finishing projects in Slovenia is to link the country via modern expressways. Almost half of Slovenia is karst and more than half of its supply of water comes from karst aquifers. Slovenia is the home of the Classical Karst region, which gave name to numerous world languages for the type of landscape that develops on carbonate rock and where the science of karstology began to develop. Comprising an important part of our natural and cultural heritage, the sensitive karst landscape demands from us good knowledge and serious effort for its preservation. This paper describes the value regular research of karst features revealed during the construction of expressways for spatial planning in karst regions of Slovenia