During placing the steel in RC structure if the required length of a bar is not sufficiently available to make a design length then lapping is done. Lapping means overlapping of two bars side by side to achieve required design length.
Coarse aggregate is one of the essential components of concrete and occupies the largest volume in the mix. That is why it greatly affects the concrete mix design. Its properties such as strength, maximum size, shape, and water absorption influence water demand, the quantity of cement and fine aggregate in concrete mixture
Cobiax slab Detail, auto CAD file is available below
The cause of (honeycomb facade or gravel) concrete in concrete structures? The reason this is, is an incomplete density concrete detachment to and should not be the reason. Sometimes off the SAP...
In the introduction it must be said in the European concrete regulations, regulations ACI and many prestigious international regulations, a certain height limits for shreh (free fall) have not seen concrete. While at the journal, 55 (technical specifications construction works) and national regulations (the ninth topic) such restrictions and strict type there.
The 16th Student Concrete competition of ICI (Iranian Concrete institute)Which this year was hosted by Azad University of Tabriz Tabriz city. We also participated in a group of students in the egg protect device...