General view of construction at the bottom of the Vltava River. Supply of cement from a cement plant to the construction of a hydroelectric power plant, placing it in the base of the turbine hall. Installation of drainage pipes; Welding of individual parts of the spillway pipes is performed by the best construction welder J. Beran. A team of fitters is working, the foreman is the best fitter in the construction, Y. Dubrava. Excavator I. Doleish is working on an excavator at excavation. Chief Construction Engineer Zdenek Palla and Engineer R. Dushek are reviewing the drawings.