Design of channel section purlin

The following video is about the design of channel section purlin.
1. For the design of industrial or I section purlin check the link given below:
• Design of I section pu...
2. For the parts of truss Check out the following link:
• Components Of Roof Truss
3. Check out this link for the design of circular column
• Design of circular col...
4. For the design of staircase as per is 456:2000.
• Design of Staircase ||...