伸缩缝安装宽度计算(2013.12.21)

公路钢筋混凝土及预应力混凝土桥涵设计规范(JTGD62-2004)中伸缩缝计算规定—第1页共3页—Tset（℃）ΔLt+(mm)ΔLt-(mm)C+(mm)C-(mm)Bmin+(C-C-)(mm)Bmin+C+(mm)伸缩缝安装宽度(mm)054.44.870.854.3185.7150.8168.2546.412.860.464.7175.3140.4157.81038.420.850.075.1164.9130.0147.41530.428.839.685.5154.5119.6137.02022.436.829.295.9144.1109.2126.62514.444.818.8106.3133.798.8116.2306.452.88.4116.7123.388.4105.8注：表中用灰底色标示数据为可调数据。D160型伸缩缝安装宽度计算书-316041.3β=40160Ge(Mpa)=εcs(tu,t0)=σpc(Mpa)=φ(tu,t0)=Ec(Mpa)=Ag(mm2)=ΔLb+(mm)=0.05661Fk(Kn)=te(mm)=ΔLs-(mm)=标准跨径L(m)=计算梁体长度l(m)=一联孔数=Tmax=αc=C(mm)=ΔLc-(mm)=ΔLb-(mm)=0.05Tmin=Bmin(mm)=340.000018036.81011400000.10.2310.22.3934500—第2页共3页—Tset（℃）ΔLt+(mm)ΔLt-(mm)C+(mm)C-(mm)Bmin+(C-C-)(mm)Bmin+C+(mm)伸缩缝安装宽度(mm)027.22.435.427.266.849.458.1523.26.430.232.461.644.252.91019.210.425.037.656.439.047.71515.214.419.842.851.233.842.52011.218.414.648.046.028.637.3257.222.49.453.240.823.432.1303.226.44.258.435.618.226.9注：表中用灰底色标示数据为可调数据。Ge(Mpa)=1Ag(mm2)=90000ΔLb+(mm)=0.06Fk(Kn)=66te(mm)=87σpc(Mpa)=10.2Ec(Mpa)=34500ΔLb-(mm)=0.06ΔLc-(mm)=0.1εcs(tu,t0)=0.23φ(tu,t0)=2.39Bmin(mm)=14ΔLs-(mm)=18.4Tmax=34Tmin=-3αc=0.00001C(mm)=80D80型伸缩缝安装宽度计算书标准跨径L(m)=20一联孔数=4计算梁体长度l(m)=80β=1.3—第3页共3页—