Can someone explain please
If I have a 90x90 beam (2@90×45 side by side), and a 180x45 beam (2@90×45 on egde) and let's imagine that are perfectly attached.
Why don't they support the same amount of load and/or span as far?
If I have a 90x90 beam (2@90×45 side by side), and a 180x45 beam (2@90×45 on egde) and let's imagine that are perfectly attached.
Why don't they support the same amount of load and/or span as far?