I am looking on how to design soldier piles in rock. I look at AASHTO 5.6.2 (1999) figure 5.6.2A, but the units do not match when compared with the active pressure, help
I have a set of Homberg charts, for a single cell box girder. But the text is in German. How do you use the factors on the charts. I know you use these with two girder systems of large single cell box, help