Category: concrete

What is overlap?

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.

بتن-ریزی-پی-سوله-A3-2

Height (the distance) are allowed, particularly in concrete walls and columns how?

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.