thanks again for the advice. i can get some silicon bronze for a relatively good price I think. would that be every bit as strong as 304 stainless steel?
you guys are the best! thanks for the responses. Will make sure excavators are mobilized today. as an added precaution I plan to get the soils engineer to inspect the excavated pit and supervise the fill and compaction.
building a 2 story waterfront home on Intracoastal in Florida. Most of the building pad is:
Stratum 1 - Loose light gray to dark brown fine sand to 2 to 4 ft below grade
Stratum 2 - dense cemented sand and shell to 9 to 12 ft below grade
Stratum 3 - refusal (presumed limestone, sandstone, or...