You may also want to look at www.steelnetwork.com. They have proprietary systems using cross bracing (somewhat like using a Simpson Strongwall). I don't know if they have ICBO approval on their products.
I am designing a log home, and would like some informaiton on the allowable shear strength of the walls. The logs are lagged together. I have used the formulas in the NDS lag bolt section to get values. These values are lower that the numbers that I have seen used on other projects, but I...