SanFranciscoisleftwithlittledepthonthedefensiveline,NikeAirMaxSalg.LamarDivensandWillTukuafuwerewaivedinjuredandthuscan'tbere-signeduntillaterintheseason.DefensivetacklesQuintonDialandTankCarradinewon'tbeavailableuntilafterWeek6becausetheyareonthereserve/non-footballinjurylist.RookiefreesafetyEricReidwasundergoingtestsfollowinghisconcussion,butHarbaughsaidhewasn'texperiencingsymptomsMonday.TightendVernonDaviswashavinghisinjuredhamstringexaminedMonday,Harbaughsaid.