某城市道路施工图设计（毕业设计论文doc）

Р(2)Р Р(3)Р Р—路线转角 L—曲线长(m) T—切线长(m)РE—外矩(m) J—校正数(m) R—曲线半径(m)Р特殊点桩号校核:Р Z1Y1=JD1-T1=K0+683.700-86.265=K0+597.435Р Y1Z1=Z1Y1+L1=K0+597.435+172.341=K0+769.776РQ1Z1=Y1Z1-1/2L1=K0+769.776-172.341/2=K0+683.605РQ1Z1+1/2J1=K0+683.605+0.190/2=K0+683.700 Р校核无误Р原JD2桩号为K1+491.9,调整桩号后JD2的桩号为K1+491.9-0.190=K1+491.710Р Z2Y2=JD2-T2=K1+491.710-183.696=K1+308.013Р Y2Z2=Z2Y2+L2=K1+308.013+365.573=K1+673.586РQ2Z2=Y2Z2-1/2L2=K1+673.586-365.573/2=K1+490.800РQ2Z2+1/2J2=K1+490.800+1.820/2=K1+491.710 Р校核无误Р原JD3桩号为K2+338.500,调整桩号后JD3的桩号为K2+338.500-0.190-1.820=K2+336.49Р Z3Y3=JD3-T3=K2+336.49-190.911=K2+145.579Р Y3Z3=Z3Y3+L3=K2+145.579+377.282=K2+522.861РQ3Z3=Y3Z3-1/2L3=K2+522.861-377.282/2=K2+334.220РQ3Z3+1/2J3=K2+334.220+4.540/2=K2+336.49Р校核无误Р原ZD桩号为K2+742.800,调整桩号后ZD的桩号为K2+742.800-0.190-1.820-4.540=K2+736.250