午啪啪夜福利无码亚洲,亚洲欧美suv精品,欧洲尺码日本尺码专线美国,老狼影院成年女人大片

1、11:46 2023/12/20 CROSS-SECTION PROPERTIES Described by Nodes CoordinatesSample Box Girder SectionUnits:m Nodes CoordinatesSection Properties About Centroidal Axis Parallel to Original AxisXYf =0.000 degX-dim=3.30 m10.0000.000A=2.39 m2Y-dim=1.25 m2-0.6000.000Xcg=0.000 mSx(top)=0.631 m33-0.8650.870Ycg2、=0.748 mSx(bot)=0.423 m34-1.6501.050Ixo=0.317 m4Sy(left)=0.664 m35-1.6501.250Iyo=1.096 m4Sy(right)=0.664 m361.6501.250Ixyo=0.0000 m471.6501.05080.8650.870Section Properties About Principal Axis90.6000.000f =0.000 degSxp(top)=0.6 m3100.0000.000Ixp=0.3 m4Sxp(bot)=0.4 m311Iyp=1.1 m4Syp(left)=0.7 m312Ix3、yp=0.0 m4Syp(right)=0.7 m313J=1.4 m4141516171819202122232425262728293031323322110-1-1-2-2-1-10011223Engineer:Sheet:Section_by_nodesFile:8fa006b70d78e3b8429c7d708079c476.xls11:46 2023/12/20 CROSS-SECTION PROPERTIES Described by Layers(from top to bottom)Section Title:41 Deck Bulb Tee with 72 deck Uni4、ts:inSectionNumberThicknessof LayerWidth ofSectionDist.toSectionfrom Top00.00072.000.00015.80572.005.80520.00051.005.80533.00012.008.80542.0008.0010.805527.0008.0037.80563.00027.0040.80576.00027.0046.80580.00090.000Elastic Section Properties100.000Height=46.805 in110.000Area=962.96 in2120.000I=263135、2 in4130.000Yt=17.127 in140.000Yb=29.678 in150.000St=15363 in3160.000Sb=8866 in3170.000180.000190.000CROSS-SECTION403020100-10-20-30-40-50-45-40-35-30-25-20-15-10-5 0 Engineer:Sheet:Section_by_layersFile:8fa006b70d78e3b8429c7d708079c476.xls11:46 2023/12/20Torsional Constants for Common Sections(Ref.6、Roark)Units:ftThin Wall BoxK=2tt1(a-t)2(b-t1)2/(at+bt1-t2-t12)Torsional ConstantAverage Stressts=T/(2t(a-t)(b-t1)near midlength of short sidestL=T/(2t1(a-t)(b-t1)near midlength of long sidesNote:Use K/2 for concrete box-girdersaft15.65bft5.5tft1.333t1ft0.75tbKft4408Tkip-ft1000tspsi15.64tLpsi68.08a t7、1Solid squareK=(2.25/16)a4a-square side dimensiont=0.601*8T/a3at midpoint of each sideaaft10Kft41406Tkip-ft1000atpsi33.4Solid rectangleK=ab31/3-0.21b/a(1-b4/12a4)for a bt=3T/ab21+0.6095(b/a)+0.8865(b/a)2-1.8023(b/a)3+0.91(b/a)4aft6bft3.5 bb/a0.583Kft455Tkip-ft1000atpsi398.2Solid CircleK=pR4/2t=2T/pR8、3Rft3Kft4127Tkip-ft1000tpsi163.7T-SectionK=K1+K2K1=ab31/3-0.21b/a(1-b4/12a4)K2=cd31/3-0.105d/c(1-d4/192c4)aaft8.5bbft3cft3dft3.5cK1ft460K2ft427Kft487dI-SectionaK=2K1+K2bK1=ab31/3-0.21b/a(1-b4/12a4)K2=(1/3)cd3 dcaft8.5bft3cft3dft3.5bK1ft460aK2ft443Kft4162Engineer:Sheet:Torsion_PropertiesFile:8fa006b70d78e3b8429c7d708079c476.xls