Laserfiche WebLink
<br />*~,<*: <br /> <br />QESIGN OF T1E COLUMN NUMBER 1 <br /> <br />**** <br /> <br />Concrete <br />Ultimate <br /> <br />masonry with heavy aggre a . <br />strength of r . f gte, 8 Inches wide <br />eIn orced masonry I'~ ~ . <br />'" ~v PSI <br />.:k,cJ <br /> <br />Masonry mortar is Type S <br />Reinforcing steel is Grade 40. Bars are centered in grouted cells. <br />Tie column units are single cells with l--Number 5 bar each cell <br />Tie column units are spaced at 120 inches <br />Tie column: Width 7.625 in.---- Length 7.5 in.---- Area 57.1875 sq. in. <br />Modular ratio--steel to reinforced masonry:.: 18.125 <br />Splice length is 25 in. minimum <br /> <br />Total outward force on tie column :.: <br />Tie column actual bending moment <br /> <br />Stresses in psi: (All allowable <br />Bending: <br />Reinforcing steel <br />Grouted masonry <br />Shear in masonry <br />Axial tension <br />Combined tension <br />Footing dowels to match tie <br /> <br />Axial forces: <br />Uplift <br />Dead load <br />Difference (tension) <br />Tie column spacing <br />Net tension on column <br /> <br />1946 pounds <br />:.: 1783 ft-Ib. <br /> <br />:.: 485.0552 plf <br />:.: 391.9696 plf <br />:.: 93.08563 plf <br />:.: 10 feet <br />:.: 930.8563 pounds <br /> <br />stresses are increased by 1/3 for wind): <br /> <br />Actual <br />Actual <br />Actual <br />Actual <br />Actual <br />column <br /> <br />:.: 21605 <br />:.: 1010 <br />:.: 38 <br />:.: 3034 <br />:.: 24639 <br />bars for <br /> <br />size <br /> <br />Allowable = 26666 <br />Allowable :.: ~I~~ <br />Allowable := 51 <br />Allowable :.: 26666 <br />Allowable = 26666 <br />and spacing. <br /> <br />------------------------------------------------------------------------------ <br /> <br />*** Summary of Design *** <br />Actual grouted masonry bending stress exceeds allowable stress. <br />Rei nforced masonry tie column r,",IL.3 LV \.;vIII......I.,-- wi th Code requi rements. <br /> <br />C"",,(='1..1 E:~ <br /> <br />, <br /> <br /> <br />~fJ <br />/I VI <br />