A. N. Bolgov
Research, Design and Technological institute of Concrete and Reinforced Concrete (NIIZHB) named after A.A. Gvozdev JSC “Research Center “Stroitel’stvo”
Russian Federation

Candidate of Sciences (Engineering), Laboratory No. 2

e-mail: 200651@mail.ru 

S. I. Ivanov
Research, Design and Technological institute of Concrete and Reinforced Concrete (NIIZHB) named after A.A. Gvozdev JSC “Research Center “Stroitel’stvo”
Russian Federation

Candidate of Sciences (Engineering), Laboratory No. 2

e-mail: 5378018@mail.ru 

A. Z. Sokurov
Research, Design and Technological institute of Concrete and Reinforced Concrete (NIIZHB) named after A.A. Gvozdev JSC “Research Center “Stroitel’stvo”
Russian Federation

Candidate of Sciences (Engineering), Laboratory No. 2

e-mail: 6618188@gmail.com 

A. V. Nevsky
Research, Design and Technological institute of Concrete and Reinforced Concrete (NIIZHB) named after A.A. Gvozdev JSC “Research Center “Stroitel’stvo”
Russian Federation

Candidate of Sciences (Engineering), Laboratory No. 2

e-mail: lokop888@gmail.com