I have used tekla structure 21.0 for doing the project for the tekla bim awrds 2016.in this project ,I have designed the college building using the steel members as per the indian codes ,it is in the shape of the butterfly and various connection as been used to connect the members in the structure ,the college buildings is of ground + three floors and all the necessary requirements used in tekla .I have used in only circular column and welded front side is two floors and basically used to another sides are three rows so sincerely thanks to building information modeling (BIM)
Tekla a Trimble company ............