A $127$ thousand Ib$.$ structure will rest entirely on two, $36-$foot long spread footings. The structure is planned for soil that is $90\%$ silt and $10\%$ sand. How wide should the footing be to meet the allowable bearing pressure? Answer in Feet.

$\backslash$table$[[$CLASS OF MATERRALS,$\backslash$table$[[$ALLOWABLE FOUNDATION$],[$PRESSURE $($pSS$|)]],,$LATERAL SLDDNG$],[],[,\backslash$table$[[$Coefticlent$],[$of fircion$]],\backslash$table$[[$Resistance$],[(psf{)}^b$