DB33/T1245-2021······1

1 總則······9

2 術(shù)語和符號(hào)······10

2.1 術(shù)語······10

2.2 符號(hào)······10

3 基本規(guī)定······12

4 建筑······14

4.1 一般規(guī)定······14

4.2 平面布置······14

4.3 立面布置······15

5 結(jié)構(gòu)······17

5.1 一般規(guī)定······17

5.2 作用與組合······18

5.3 主體結(jié)構(gòu)······24

5.4 地基與基礎(chǔ)······25

5.5 振動(dòng)舒適度······25

6 附屬設(shè)施······28

6.1 橋面鋪裝······28

6.2 防水與排水······28

6.3 交通標(biāo)志······29

6.4 欄桿扶手······29

6.5 梯道······30

6.6 自動(dòng)扶梯······30

6.7 無障礙設(shè)施······31

6.8 照明······32

6.9 綠化······33

6.10 其他設(shè)施······34

附錄A 人行天橋人致振動(dòng)計(jì)算分析方法······36

附錄B 天橋的舒適度測(cè)試方法······38

本標(biāo)準(zhǔn)用詞說明······39

引用標(biāo)準(zhǔn)名錄······40