%0 Journal Article %T Improving the Reliability of Test Results for Concrete Compressive Strength %A Cherepanova, D.A. %A Leikin, A.P. %K Concrete, compressive strength, quality control, non-destructive methods, destructive testing, impact pulse, ultrasound velocity, reliability, heterogeneity, variation coefficient %J Proceedings of Petersburg Transport University %D 2025 %N 22 %P 11 %I FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"