Whoa, hold it there. Lets skip the rule of thumb and consult the code. I have nothing against rules of thumb when it is in DD, but when you get to designing you should really crunch the numbers.
IBC 2003 Section 1805.7 deals specifically with pole embedments. If you haven't converted to IBC...
UBC 97 Section 1632.2 gave an out-of-plane seismic force for structural walls. I am trying to find the equivalent in IBC 2003 and ASCE 7-02. So far I have come across IBC 1620.2.7 but this is under the Simplified Annlysis procedure 1620.2 and would almost never be used on the west coast. I have...