03-01-2014, 06:25 AM
quote:
Originally posted by Haaheo okole puka
The things to consider are:
1) The Big Island is categorized as a Seismic Zone 4 just like the greater California Coast. Our design standard is based on .4g ground force acceleration (GFA). Simplified as .4g GFA.
2)The possible direction of your loads applied to the subject point and the structural characteristics of said point.
All those specs are well and good, but remember, here it is acceptable and common practice to set post and pier on a pile of gravel with no vertical tie down.