The article provides an overview of the applied digital technologies in construction, the problems of their development.

Keywords: digital technologies, BIM model, 3D printing of buildings, construction production, estimate, 3D scanning

The method of conducting an expert examination to determine the level of impact noise of the floor covering is considered, the features of the results of the study of the sound insulation values are reflected.

Keywords: impact noise, impact noise level, expertise, sound absorption coefficient, octave band, third-octave band, geometric mean frequency