The gateway of the Kuibyshev hydroelectric power station. Electric welder A. F. Shcheberstov at work. Installation work on the sluice gates. The head of the section for electrical work GF Sivash gives instructions to the chief engineer of the section PI Pavlov and the foreman VV Shamarin. Senior engineer of the production and technical department N. A. Komarov and senior foreman P. D. Kulikov check the switching in the devices. General views of the sluice part of the construction. Bulldozer driver A. P. Kuzin at work on cleaning the soil. Foreman ND Seliverstov at the control room. Test passage of the boat through the lock. The builders welcome the first boat.