another fhahud foundation question

huangyhg

another fha/hud foundation question
hello all,
i looked at a modular foundation that is built like most are.....dry stacked piers.  is this specifically ruled out as an option from the fha/hud permanet foundation manual even if there are other lateral support systems such as x bracing and/or straps?  thanks!
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hi timmyh76,
section 503-4 (masonry piers and walls) of the fha/hud guidelines has the following:  "all masonry piers and walls shall have mortared bed and head joints.  reinforcing and grouting shall be in accordance with the foundation concept selected from appendix a and designed in appendix c."
i found a website that said the only hud/fha approved retrofit for "dry stack" masonry piers is outlined in hud's material release 907 f (see link below):
one more note: in the foundations guide i found on the
in some cases, dry stacked are used if an approved surface bonding product/material (skim coat of cement, sand, bonding materials and fibers) is used to increase the shear and tensile strength of the dry stacked masonry.
dick
is it possible that dry stacking is allowed if tie-downs are used?
hi timmy,
i found some great information at tie down engineering (