Master's thesis deals with design of the road bridge through the deep valley of the river Dyje. Three studies are designed, from which the variation of one-cellbox cantilevered girder with three spans is chosen. In structural analysis, the influence of time analysis is considered. Master's thesis includes detailed structural analysis, opinions are made according to European standards. The limit states for temporary and permanent design values are assessed. Part of the work are drawings, representation of the construction process and vizualization of the bridge.