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W artykule przedstawiono wyniki badań uzyskane podczas weryfikacji istniejących metod oraz opracowanej w OSiMB procedury określania pierwotnego składu mieszanki betonowej. Odtwarzanie pierwotnego składu mieszanki betonowej zostało zrealizowane na próbkach stwardniałego betonu o znanym składzie, zarówno w zakresie ilościowym, jak i jakościo-wym. W artykule wykazano małą przydatność instrukcji ITB 277...
The paper presents the results of studies concerning influence of granite powder filler and a superplasticizer of the newest generation on concrete’s properties. An improvement of properties of concrete using both: the powder and superplasticizer was show in the article. Increasing strength, frost resistance and reducing permeability one for the concrete with granite powder filler and compared to...
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