Construction bar Notation
Overview Construction bar notation is a very important part in Engineering drawings, Engineers use Bar notation for identifing each bars individually. And also they can easily understand what kind of bar that they have to use when placing reinforcement in concretes. And the bar Schedule will be need when we calculate how many bars we need and for Estimating coast for bars. Notation Bar Notation like this 4T 10 - 01 - 175c/c - B1 Which means there are 4 numbers of bar of Tor steel and bar diameter should be 10 millimetre and the bar mark is 01, next phrase means the bar should be placed 175 millimetre space form their center to center distant. and the final phrase means what is the bar location should be placed either top or bottom. according to this notation, the bar should be place in Bottom layer. Bar type may be changed as requirement, there are several types of bar we have. such as T - Tor Steel Y - Yield Steel R - Round Steel bar no...