This study evaluates the size effect in the shear performance of reinforce concrete beams with recycled coarse aggregates. The test variables include the type of aggregat [...]

High quality recycling aggregate nearly same with virgin aggregate has been passionately developing in the recent years due to the establishment of the low emission socie [...]

In this paper there is described a method for measurement of resonant frequency of longitudinally vibrating aluminum bar. The bar is of a shape of tube and inside in the [...]