Recent content by Vinh Hien Nguyen

I do the NCEES problem in 2017, which is 4 year later since this topic had started in 2013, I struggle which An and r of masonry wall, the value is same , A=161in2 and r=2.66, nothing has been change since 2013. i try to use TEK 14-B, table 3a and 3b, but not get the correct number. They use the...