Construction of a timber-rail road for logging. A caterpillar tractor pulls a train of trolleys loaded with forest. Laying and welding of pipes of the "Armavir - Ukraine" oil pipeline. Hydraulic test of seams. Laying of pipes for an oil pipeline in the river. Airplane rescue by parachute in the Italian air fleet: the plane descends by parachute, the plane with a broken landing gear is on the ground, an Italian pilot is standing nearby.