1 上部通长筋上部通长筋=总净跨长度+左支座锚固长度+右支座锚固长度+搭接长度*搭接个数锚固的取值:(1)端支座支座宽-C混凝土保护层厚度。max(laE,0.5Hc支座宽度。5d),直锚,锚固取Max(laE,0.5Hc5d)。支座宽-Cmax(laE,0.5Hc5d),弯锚,取Max(0.4laE+15d,Hc-C+15d )。(2)中间支座支座宽max(laE,0.5Hc5d),直锚,锚固取Max(laE,0.5Hc5d)。支座宽max(laE,0.5Hc5d),弯锚,取Max(laE,0.5Hc+5d)。2 上部边支座负筋上部边支座负筋(第1排)=1/3净跨长+支座锚固长度上部边支座负筋(第2排)=1/4净跨长+支座锚固长度锚固的取值:(1)端支座支座宽-Cmax(laE,0.5Hc5d),直锚,锚固取Max(laE,0.5Hc5d)。支座宽-Cmax(laE,0.5Hc5d),弯锚,取Max(0.4laE+15d,Hc-C+15d )。(2)中间支座支座宽max(l