75504 Magazine of Civil Engineering Magazine of Civil Engineering 2712-8172 7 10.18720/MCE.9.7 Ultrasonic method used for the estimation of damage zone in reinforced concrete after the fire Применение ультразвукового метода для оценки зоны повреждения железобетона после пожара Ulybin Alexey ulybin@mail.ru Fedotov Sergey fed87@mail.ru Peter the Great Saint Petersburg Polytechnic University, PRDI “Venchur” LLC "OZIS-Venture" 13 11 2009 7 9 38 40

Ultrazonic method of construction inspection is considered by the example of a building damaged by fire. The method lies in the determination of concrete strength in every point of sample by the velocity of ultrasonic waves passing. The methods and results of measurements are described.

 ultrasonic method estimation of damage reinforced concrete