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8 of 21 <br /> Case 1 . Point Load <br /> 8'-0"o.c. spacing <br /> Concrete Beam <br /> Lic.#:KW-06011993 Licensee:L120 Engineering and Design,KW-06011993 <br /> Description : 8ft Concrete Beam-Point Load(1-story Loading) <br /> CODE REFERENCES <br /> Calculations per ACI 318-14, IBC 2015, CBC 2016, ASCE 7-10 <br /> Load Combination Set : ASCE 7-10 <br /> Material Properties <br /> f'c = 2.50 ksi Phi Values Flexure : 0.90 • <br /> fr= f'c 2 7.50 = 375.0 psi Shear: 0.750 ' <br /> 1p Density = 145.0 pcf R = 0.850 • <br /> LtWt Facto = 1.0 <br /> Elastic Moduli= 3,122.0 ksi Fy-Stirrups 40.0 ksi <br /> fy- Main Reba= 40.0 ksi E Stirrups = 29,000.0 ksi <br /> E-Main Reba= 29,000.0 ksi Stirrup Bar Size# 3 <br /> Number of Resisting Legs Per Stirrup= 2 <br /> • <br /> D(4.8)L(3.2)S(4) <br /> • 8'-0" .I <br /> Cross Section & Reinforcing Details <br /> Inverted Tee Section, Stem Width=8.0 in, Total Height=26.0 in, Top Flange Width= 12.0 in, Flange Thickness=8.0 in <br /> Span#1 Reinforcing.... <br /> 2-#4 at 3.0 in from Bottom, from 0.0 to 8.50 ft in this span 1-#4 at 11.0 in from Bottom,from 0.0 to 8.50 ft in this sl <br /> 1-#4 at 3.0 in from Top,from 0.0 to 8.50 ft in this span <br /> Applied Loads Service loads entered. Load Factors wit be applied for calculations. <br /> Beam self weight calculated and added to loads <br /> Point Load : D=4.80, L=3.20, S=4.0 k @ 4.0 ft, (Loading from above(1-story)-Pt load) <br /> DESIGN SUMMARY Desi•n OK <br /> Maximum Bending Stress Ratio = 0.826 : 1 Maximum Deflection <br /> Section used for this span Typical Section Max Downward Transient Deflection 0.002 in Ratio= 57480>=361 <br /> Mu:Applied 29.790 k-ft Max Upward Transient Deflection 0.000 in Ratio= 0<360. <br /> Mn`Phi :Allowable 36.052 k-ft Max Downward Total Deflection 0.005 in Ratio= 20153>=241 <br /> Location of maximum on span 3.993 ft Max Upward Total Deflection 0.000 in Ratio= 999<240. <br /> Span#where maximum occurs Span# 1 <br /> Vertical Reactions Support notation:Far left is#t <br /> Load Combination Support 1 Support 2 <br /> Overall MAXimum 6.067 6.067 <br /> Overall MINimum 1.600 1.600 <br /> +D+H 3.367 3.367 <br /> +D+L+H 4.967 4.967 <br /> +D+Lr+H 3.367 3.367 <br /> +D+S+H 5.367 5.367 <br /> +D+0.750Lr+0.750L+H 4.567 4.567 <br /> +D+0.750L+0.7505+H 6.067 6.067 <br /> +D+0.60W+H 3.367 3.367 <br /> +D+0.70E+H 3.367 3.367 <br /> +D+0.750Lr+0.750L+0.450W+H 4.567 4.567 <br />