Laserfiche WebLink
/24/2021 <br /> 88::49 AM <br /> glia IBC 2018 METAL BUILDING GRADE BEAM/HAIRPIN/PASSIVE PRESSURE DESIGN 6A9AM <br /> Version Dale:November 23,2020 By: SDP Reviewed by: TMD <br /> JOB TITLE:Everett WA Sunbelt Wash Bay JOB#: 21114 <br /> ENGINEERS Column:Typical DESIGNER: NGW <br /> Shear Perpendicular to Foundation Wall(Thrust) <br /> Max Ultimate Shear Z(Omega level if seismic) 2.2 k <br /> How shear will be resisted: Footing Friction+passive Pressure <br /> Grade Beam and Hairpin Design Option(17.5.2.91 This section does not apply <br /> \ <br /> Grade Ream(lotion \ <br /> )1 lion around anrhnr hnlc \ <br /> U tie reinforcing size # 5.0 bar <br /> Reber area per leg A,: 0.31 in' ; v ; <br /> Reber yield strength I,,: 60,000 ksi _ '. <br /> Required area of reinforcement(at omega level) A,,,,: 0.05 .a• a,rno -A,,,r,o, <br /> Total#of legs required 1 <br /> Total#of U ties required tight against anchor bolt pattem 1 <br /> With minimum#of U ties 6V,, 27.9 k <br /> Gradz Ream <br /> Grade beam reinforcing size # 5.0 bar <br /> Rebar area per bar A,: 0.31 \ <br /> Required grade beam steel area A,ce 0.0 la' \ �\ <br /> Total#of longitudinal bars required in grade beam 1� <br /> } mn Octlpp aKnw,r«,u <br /> Hairpin Reinforcing Size # 4.0 bar A � A <br /> Reber area per leg a: 0.2 <br /> Reber yield strength IV 60,000 psi �',/ <br /> Angle of hairpin legs relative to shear force 30 degrees /y A„r <br /> Tension per leg of hairpin 1 k / <br /> Required area of reinforcement per hairpin Ai:eo 0.03 e., <br /> Total#of V hairpins required tight against anchor bolt pattem 1 OK Ails as wswe <br /> Slab thickness 4: 6.0 in <br /> Slab reinforcing #: 4 bar :_ "n.,wnenin <br /> Slab reinforcing spacing s: 12 in o.c. <br /> Rebar area per slab bar A.slab: 0.2 in'/bar iti( 1 -- <br /> Required#of slab bars to resist thrust 1 bars - ma/re,reo- <br /> Required width of slab - 1.0 ft <br /> Required length of V Hairpin legs to engage dab 1.0 ft per leg v,o-c <br /> Hairpin Epoxy Coating Factor y,: 1.0 <br /> Hairpin reinforcement size factor yr: 0.8 <br /> Hairpin reinforcing location factor y,: 1.0 <br /> Clear cover on hairpins 1.5 in v„•xn• ..,,, tr,.,,..,,,,,,.r,..,..,,c-•.........:...n,., <br /> Slab weight factor A 1.0 <br /> Slab concrete compressive strength f,slab: 3,000 psi <br /> Development length of V Hairpin legs Ia: 21.9 in <br /> Required length of V Hairpin legs 2.0 ft <br /> Friction and Passive Pressure Option Overturning and sliding will be checked in footing section <br />