《城市鋼箱梁橋技術(shù)規(guī)程》

T/CECS***-2023

中國(guó)工程建設(shè)標(biāo)準(zhǔn)化協(xié)會(huì)標(biāo)準(zhǔn)

城市鋼箱梁橋技術(shù)規(guī)程

TechnicalspecificationforsteelboxgirderofUrbanbridge

（征求意見(jiàn)稿）

目錄

1總則................................................................1

2術(shù)語(yǔ)和符號(hào)..........................................................2

2.1術(shù)語(yǔ)............................................................................................................................2

2.2符號(hào)............................................................................................................................4

3基本規(guī)定............................................................8

4材料與設(shè)計(jì)指標(biāo).....................................................11

4.1一般規(guī)定..................................................................................................................11

4.2鋼板和型鋼..............................................................................................................11

4.3鑄件..........................................................................................................................12

4.4焊接材料..................................................................................................................12

4.5緊固件材料..............................................................................................................13

4.6銷(xiāo)、鉸、軸用材料..................................................................................................13

4.7圓柱頭焊（栓）釘..................................................................................................13

4.8涂裝材料..................................................................................................................14

4.9設(shè)計(jì)指標(biāo)..................................................................................................................14

5設(shè)計(jì)...............................................................18

5.1一般規(guī)定..................................................................................................................18

5.2景觀設(shè)計(jì)..................................................................................................................18

Ⅰ設(shè)計(jì)原則...............................................................................................................18

Ⅱ環(huán)境調(diào)查、分析與景觀效果評(píng)估.......................................................................19

Ⅲ總體景觀設(shè)計(jì).......................................................................................................20

Ⅳ構(gòu)件間形態(tài)的視覺(jué)銜接.......................................................................................21

Ⅴ表面處理及建筑裝飾...........................................................................................22

Ⅵ亮化系統(tǒng)...............................................................................................................23

Ⅶ綠化系統(tǒng)...............................................................................................................23

Ⅷ附屬設(shè)施景觀設(shè)計(jì)...............................................................................................23

Ⅸ人行天橋...............................................................................................................25

5.3結(jié)構(gòu)總體設(shè)計(jì)..........................................................................................................26

Ⅰ立面設(shè)計(jì)...............................................................................................................26

Ⅱ橫斷面設(shè)計(jì)...........................................................................................................27

Ⅲ橫向連結(jié)系設(shè)計(jì)...................................................................................................28

5.4結(jié)構(gòu)構(gòu)造..................................................................................................................28

Ⅰ一般規(guī)定...............................................................................................................28

Ⅱ鋼橋面板...............................................................................................................28

Ⅲ鋼箱梁底板...........................................................................................................29

Ⅳ腹板.......................................................................................................................29

Ⅴ橫隔板...................................................................................................................31

Ⅵ雙主梁和多主梁的橫梁.......................................................................................32

5.5連接..........................................................................................................................32

5.6耐久性設(shè)計(jì)..............................................................................................................33

Ⅰ一般規(guī)定...............................................................................................................33

Ⅱ結(jié)構(gòu)構(gòu)造...............................................................................................................34

Ⅲ涂裝體系...............................................................................................................34

Ⅳ除濕設(shè)計(jì)...............................................................................................................34

Ⅴ檢修設(shè)施...............................................................................................................35

5.7附屬結(jié)構(gòu)設(shè)計(jì)..........................................................................................................35

Ⅰ鋼橋面鋪裝...........................................................................................................35

Ⅱ護(hù)欄設(shè)計(jì)...............................................................................................................40

Ⅲ排水設(shè)計(jì)...............................................................................................................41

Ⅳ支座設(shè)計(jì)...............................................................................................................42

5.8結(jié)構(gòu)受力分析..........................................................................................................42

Ⅰ一般規(guī)定...............................................................................................................42

Ⅱ彎曲正應(yīng)力與剪應(yīng)力...........................................................................................43

Ⅲ箱梁扭轉(zhuǎn)計(jì)算.......................................................................................................43

Ⅳ橫隔板受力與剛度計(jì)算.......................................................................................43

5.9結(jié)構(gòu)驗(yàn)算..................................................................................................................47

6鋼結(jié)構(gòu)制造.........................................................48

6.1一般規(guī)定..................................................................................................................48

6.2施工前準(zhǔn)備工作......................................................................................................48

6.3零件制造..................................................................................................................50

Ⅰ一般規(guī)定...............................................................................................................50

Ⅱ放樣與號(hào)料...........................................................................................................51

Ⅲ切割.......................................................................................................................51

Ⅳ零件彎曲...............................................................................................................52

Ⅴ零件矯正...............................................................................................................52

Ⅵ零件機(jī)加工...........................................................................................................52

Ⅶ檢驗(yàn).......................................................................................................................52

6.4組裝..........................................................................................................................55

Ⅰ一般規(guī)定...............................................................................................................55

Ⅱ鋼板接料...............................................................................................................56

Ⅲ加勁板單元...........................................................................................................57

Ⅳ支承結(jié)構(gòu)...............................................................................................................60

Ⅴ鋼箱梁...................................................................................................................60

6.5焊接與矯正..............................................................................................................62

Ⅰ一般規(guī)定...............................................................................................................62

Ⅱ焊接工藝評(píng)定.......................................................................................................63

Ⅲ焊接環(huán)境...............................................................................................................64

Ⅳ定位焊...................................................................................................................64

Ⅴ自動(dòng)埋弧焊...........................................................................................................65

Ⅵ氣體保護(hù)焊...........................................................................................................65

Ⅶ手工焊條...............................................................................................................65

Ⅷ圓柱頭焊釘焊接...................................................................................................66

Ⅸ正交異性鋼橋面板U肋與頂板的焊接...............................................................66

Ⅹ焊縫修磨和返修...................................................................................................66

Ⅺ矯正.......................................................................................................................67

6.6高強(qiáng)度螺栓..............................................................................................................70

Ⅰ一般規(guī)定...............................................................................................................70

Ⅱ制孔.......................................................................................................................71

Ⅲ高強(qiáng)度螺栓連接副...............................................................................................72

Ⅳ高強(qiáng)度螺栓連接處的鋼板表面處理和摩擦面抗滑移系數(shù)檢驗(yàn).......................73

Ⅴ高強(qiáng)度螺栓安裝...................................................................................................73

6.7預(yù)拼裝與試拼裝......................................................................................................76

Ⅰ一般規(guī)定...............................................................................................................76

Ⅱ工形鋼梁...............................................................................................................76

Ⅲ鋼箱梁...................................................................................................................77

6.8涂裝..........................................................................................................................79

Ⅰ一般規(guī)定...............................................................................................................79

Ⅱ表面處理...............................................................................................................80

Ⅲ工廠涂裝...............................................................................................................82

Ⅳ工地涂裝...............................................................................................................82

6.9包裝、存放與運(yùn)輸........................................................................................83

7安裝...............................................................84

7.1一般規(guī)定..................................................................................................................84

7.2有支架安裝..............................................................................................................85

7.3頂推安裝..................................................................................................................85

8檢驗(yàn)與驗(yàn)收.........................................................86

8.1一般規(guī)定..................................................................................................................86

8.2幾何尺寸檢驗(yàn)..........................................................................................................87

Ⅰ板單元...................................................................................................................87

Ⅱ工形鋼梁...............................................................................................................88

Ⅲ鋼箱梁...................................................................................................................88

Ⅳ高強(qiáng)度螺栓...........................................................................................................91

Ⅴ涂裝.......................................................................................................................92

8.3焊縫質(zhì)量檢驗(yàn)..........................................................................................................94

Ⅰ一般規(guī)定...............................................................................................................94

Ⅱ焊縫的外觀檢驗(yàn)...................................................................................................96

Ⅲ焊縫的無(wú)損檢驗(yàn)...................................................................................................97

Ⅳ圓柱頭焊釘焊縫檢驗(yàn).........................................................................................101

Ⅴ產(chǎn)品試板.............................................................................................................102

8.4成橋檢驗(yàn)與驗(yàn)收....................................................................................................102

9養(yǎng)護(hù)..............................................................103

9.1一般規(guī)定................................................................................................................103

9.2經(jīng)常性檢查............................................................................................................103

9.3定期檢測(cè)................................................................................................................103

9.4特殊檢測(cè)................................................................................................................103

9.5鋼箱梁養(yǎng)護(hù)要點(diǎn)....................................................................................................104

9.6疲勞檢測(cè)................................................................................................................104

附錄A鋼材焊接工藝評(píng)定.............................................107

A.1一般規(guī)定................................................................................................................107

A.2試板........................................................................................................................107

A.3試驗(yàn)及檢驗(yàn)............................................................................................................108

A.4焊接工藝評(píng)定報(bào)告................................................................................................111

附錄B圓柱頭焊釘焊接工藝評(píng)定.......................................112

B.1一般規(guī)定................................................................................................................112

B.2試驗(yàn)與檢驗(yàn)............................................................................................................112

B.3彎曲與拉伸檢驗(yàn)....................................................................................................112

B.4焊接工藝評(píng)定報(bào)告................................................................................................113

附錄C涂裝材料復(fù)驗(yàn)要求.............................................114

C.1一般規(guī)定................................................................................................................114

C.2磨料........................................................................................................................114

C.3涂料........................................................................................................................115

C.4試驗(yàn)方法................................................................................................................117

C.5檢驗(yàn)........................................................................................................................119

C.6檢測(cè)報(bào)告................................................................................................................119

附錄D高強(qiáng)度螺栓連接抗滑移系數(shù)試驗(yàn)方法.............................120

D.1基本要求................................................................................................................120

D.2試驗(yàn)方法................................................................................................................121

D.3抗滑移系數(shù)計(jì)算方法...........................................................................................121

附錄E超聲波探傷...................................................123

E.1一般規(guī)定................................................................................................................123

E.2設(shè)備與器材............................................................................................................123

E.3檢測(cè)........................................................................................................................125

E.4評(píng)定........................................................................................................................127

附錄F磁粉探傷.....................................................129

F.1設(shè)備與器材............................................................................................................129

F.2檢測(cè)........................................................................................................................130

F.3評(píng)定........................................................................................................................131

附錄G射線(xiàn)探傷.....................................................132

G.1一般規(guī)定...............................................................................................................132

G.2設(shè)備與器材...........................................................................................................133

G.3檢測(cè).......................................................................................................................134

G.4評(píng)定.......................................................................................................................135

附錄H滲透探傷.....................................................138

H.1一般規(guī)定...............................................................................................................138

H.2試劑與器材...........................................................................................................138

H.3檢測(cè).......................................................................................................................139

H.4評(píng)定.......................................................................................................................140

附錄I作用與組合...................................................141

I.1作用.........................................................................................................................141

I.2組合.........................................................................................................................144

本規(guī)程用詞說(shuō)明.............................................................................................................145

引用標(biāo)準(zhǔn)目錄.................................................................................................................146

制定說(shuō)明.........................................................................................................................152

附：條文說(shuō)明…………………………153

1總則

1.0.1為適應(yīng)城市鋼箱梁橋建設(shè)需要，規(guī)范鋼箱梁的設(shè)計(jì)、制造安裝和養(yǎng)護(hù)的技術(shù)要求，提升

鋼箱梁工程整體質(zhì)量及管理水平，特制定本規(guī)程。

1.0.2本規(guī)程適用于城市建設(shè)環(huán)境要求的鋼箱梁橋（公路橋梁、城市橋梁）的設(shè)計(jì)、制造安裝、

檢驗(yàn)驗(yàn)收和養(yǎng)護(hù)。

1.0.3城市鋼箱梁橋的設(shè)計(jì)、制造安裝、檢驗(yàn)驗(yàn)收和養(yǎng)護(hù)除執(zhí)行本規(guī)程外，尚應(yīng)符合行現(xiàn)行國(guó)

家、行業(yè)和中國(guó)工程建設(shè)標(biāo)準(zhǔn)化協(xié)會(huì)有關(guān)標(biāo)準(zhǔn)的規(guī)定。

1

2術(shù)語(yǔ)和符號(hào)

2.1術(shù)語(yǔ)

2.1.1城市鋼箱梁橋steelboxgirderbridge

具有城市建設(shè)環(huán)境要求的鋼箱梁橋，主梁為箱型截面鋼梁的簡(jiǎn)支梁橋、連續(xù)梁橋、連續(xù)剛

構(gòu)橋。

2.1.2一般鋼箱梁generalsteelboxgirder

鋼箱連續(xù)橋、鋼箱簡(jiǎn)支梁橋、鋼箱組合梁橋等橋梁的鋼箱梁，以及系桿拱橋的鋼箱系梁、

鋼箱橫梁等的統(tǒng)稱(chēng)。

2.1.3大型扁平鋼箱梁largeaerodynamicsteelboxgirder

大型斜拉橋、懸索橋等橋梁的大型扁平形狀鋼箱梁。

2.1.4安裝節(jié)段installsegment

鋼結(jié)構(gòu)在現(xiàn)場(chǎng)分段架設(shè)時(shí)的構(gòu)件塊體。

2.1.5制造節(jié)段manufacturingsegment

鋼結(jié)構(gòu)在工廠加工制造時(shí)劃分形成的塊體。

2.1.6首制件firstmember

鋼橋首制構(gòu)件或首輪制造構(gòu)件。

2.1.7構(gòu)件member

由零件、板單元組成的鋼結(jié)構(gòu)基本單元。

2.1.8零件part

組成鋼結(jié)構(gòu)橋梁的最小元件。

2.1.9板單元panelunit

由若干零件組成的基本單元。包括頂板單元、底板單元、腹板單元、橫隔板單元、縱隔板

單元、風(fēng)嘴單元等。

2.1.10板元sub-panel

加勁板被加勁肋分割成的若干個(gè)無(wú)加勁肋的部分板。

2.1.11產(chǎn)品試板producttestplate

為檢驗(yàn)縱、橫向?qū)雍缚p焊接質(zhì)量，實(shí)際結(jié)構(gòu)焊接時(shí)，在焊縫端部設(shè)置的焊縫試件。

2.1.12加勁板stiffenedplate

由縱向加勁肋加強(qiáng)的構(gòu)件翼板被腹板、橫隔板或由縱、橫向加勁肋加強(qiáng)的腹板被翼板和橫

隔板分隔成的若干個(gè)有加勁肋的部分板件。由母板和加勁肋組成，加勁肋焊接于母板。

2.1.13受壓板件compressedplate

承受壓應(yīng)力的鋼板板件。

2

2.1.14超高性能混凝土ultra－h(huán)ighperformanceconcrete

由水泥、礦物摻合料、集料、鋼纖維和外加劑等材料或由上述材料制成的干混料加水拌和，

經(jīng)凝結(jié)硬化后形成的一種具有超高強(qiáng)度、韌性和耐久性的水泥基復(fù)合材料，簡(jiǎn)稱(chēng)UHPC。

2.1.15鋼橋面鋪裝pavementofsteeldeckbridge

鋪設(shè)于橋梁鋼制面板之上，供車(chē)輛安全舒適行駛，對(duì)鋼橋面板具有保護(hù)作用的鋪裝結(jié)構(gòu)。

2.1.16剪力連接件shearconnector

將鋼與混凝土兩種材料連接組合在一起共同受力的構(gòu)件。

2.1.17栓焊混用連接jointwithcombinedboltsandwelds

在梁、柱、支撐構(gòu)件的拼接及相互間的連接節(jié)點(diǎn)中，翼緣采用熔透焊縫連接，腹板采用摩

擦型高強(qiáng)度螺栓連接的連接接頭形式。

2.1.18高強(qiáng)度大六角頭螺栓連接副heavy-hexhighstrengthboltassembly

由一個(gè)高強(qiáng)度大六角頭螺栓，一個(gè)高強(qiáng)度大六角螺母和兩個(gè)高強(qiáng)度平墊圈組成一副的連

接緊固件。

2.1.19扭剪型高強(qiáng)度螺栓連接副twist-off-typehighstrengthboltassembly

由一個(gè)扭剪型高強(qiáng)度螺栓，一個(gè)高強(qiáng)度大六角螺母和一個(gè)高強(qiáng)度平墊圈組成一副的連接

緊固件。

2.1.20摩擦面fayingsurface

高強(qiáng)度螺栓連接板層之間的接觸面。

2.1.21摩擦型連接friction-typejoint

依靠高強(qiáng)度螺栓的緊固，在被連接件間產(chǎn)生摩擦阻力以傳遞剪力而將構(gòu)件或板單元連成

整體的連接方式。

2.1.22抗滑移系數(shù)meanslipcoefficient

高強(qiáng)度螺栓連接摩擦面滑移時(shí)，滑動(dòng)外力與連接中法向壓力(等同于螺栓預(yù)拉力)的比值。

2.1.23扭矩系數(shù)torque-pretensioncoefficient

高強(qiáng)度螺栓連接中，施加于螺母上的緊固扭矩與其在螺栓導(dǎo)入的軸向預(yù)拉力(緊固軸力)

之間的比例系數(shù)。

2.1.24扭矩法calibratedwrenchmethod

通過(guò)控制施工扭矩值對(duì)高強(qiáng)度螺栓連接副進(jìn)行緊固的方法。

2.1.25轉(zhuǎn)角法turn-of-nutmethod

通過(guò)控制螺栓與螺母相對(duì)轉(zhuǎn)角值對(duì)高強(qiáng)度螺栓連接副進(jìn)行緊固的方法。

2.1.26預(yù)拼裝assembledinadvance

在安裝施工前，為保證構(gòu)件的安裝精度進(jìn)行的連續(xù)匹配拼裝。

2.1.27試拼裝testassembling

在安裝施工前，為檢查構(gòu)件的制造精度，全部構(gòu)件或選取有代表性的部分構(gòu)件進(jìn)行的拼裝。

3

2.1.28屈曲buckling

桿件或板件在軸心壓力、彎矩、剪力單獨(dú)或共同作用下突然發(fā)生與原受力狀態(tài)不符的較大

變形而失去穩(wěn)定。

2.1.29整體穩(wěn)定性overallstability

在外荷載作用下，整個(gè)結(jié)構(gòu)或構(gòu)件抵抗側(cè)向屈曲或失穩(wěn)的能力。

2.1.30局部失穩(wěn)localstabilityfailure

鋼結(jié)構(gòu)中，受壓、受彎、受剪或在復(fù)雜應(yīng)力下的板件由于寬厚比過(guò)大，板件發(fā)生屈曲的現(xiàn)

象。

2.1.31計(jì)算長(zhǎng)度effectivelength

構(gòu)件在其有效約束點(diǎn)間的幾何長(zhǎng)度乘以考慮桿端變形情況和所受荷載情況的系數(shù)而得的

等效長(zhǎng)度。計(jì)算構(gòu)件的長(zhǎng)細(xì)比時(shí)，計(jì)算長(zhǎng)度是指將實(shí)際構(gòu)件換算為具有相同穩(wěn)定承載力的兩端

簡(jiǎn)支結(jié)構(gòu)支點(diǎn)間的長(zhǎng)度。計(jì)算焊縫連接強(qiáng)度時(shí)，計(jì)算長(zhǎng)度是考慮焊接起息弧對(duì)焊縫承載力影響

后的換算焊縫長(zhǎng)度。

2.1.32長(zhǎng)細(xì)比slendernessratio

構(gòu)件計(jì)算長(zhǎng)度與構(gòu)件截面回轉(zhuǎn)半徑的比值。

2.1.33換算長(zhǎng)細(xì)比equivalentslendernessratio

在軸心受壓構(gòu)件的整體穩(wěn)定計(jì)算中，按臨界力相等的原則，將格構(gòu)式構(gòu)件換算為實(shí)腹構(gòu)件

進(jìn)行計(jì)算時(shí)所對(duì)應(yīng)的長(zhǎng)細(xì)比或?qū)澟づc扭轉(zhuǎn)失穩(wěn)換算為彎曲失穩(wěn)時(shí)采用的長(zhǎng)細(xì)比。

2.1.34有效寬度effectivewidth

在進(jìn)行截面強(qiáng)度和穩(wěn)定計(jì)算時(shí)，假定板件有效的那一部分寬度。

2.1.35有效寬度系數(shù)effectivewidthfactor

板件有效寬度與板件實(shí)際寬度的比值。

2.2符號(hào)

2.2.1材料性能有關(guān)符號(hào)

fy——鋼材的屈服強(qiáng)度；

fd——鋼材的抗拉、抗壓和抗彎強(qiáng)度設(shè)計(jì)值；

fvd——鋼材的抗剪強(qiáng)度設(shè)計(jì)值；

fcd——鋼材的端面承壓強(qiáng)度設(shè)計(jì)值；

a

ftd——錨栓的抗拉強(qiáng)度設(shè)計(jì)值；

w

ffd——角焊縫的抗拉、抗剪和抗壓強(qiáng)度設(shè)計(jì)值；

bbb

ftd、fvd、fcd——螺栓的抗拉、抗剪和承壓強(qiáng)度設(shè)計(jì)值；

4

rrr

ftd、fvd、fcd——鉚釘?shù)目估?、抗剪和承壓?qiáng)度設(shè)計(jì)值；

www

ftd、fvd、fcd——對(duì)接焊縫的抗拉、抗剪和抗壓強(qiáng)度設(shè)計(jì)值；

E——鋼材的彈性模量；

Ec——混凝土的彈性模量；

G——鋼材的剪切模量。

2.2.2作用效應(yīng)和抗力的有關(guān)符號(hào)

Nd——軸心力設(shè)計(jì)值；

Ncr,y、Ncr,z——分別為軸心受壓構(gòu)件的整體穩(wěn)定歐拉荷載；

Nv、Nt——某個(gè)普通螺栓或鉚釘所承受的剪力和拉力；

bbb

Nvd、Ntd、Ncd——單個(gè)螺栓的受剪、受拉和承壓承載力設(shè)計(jì)值；

rrr

Nvd、Ntd、Ncd——單個(gè)鉚釘?shù)氖芗?、受拉和承壓承載力設(shè)計(jì)值；

P——單個(gè)高強(qiáng)度螺栓的預(yù)拉力；

My，Mz——計(jì)算截面的彎矩設(shè)計(jì)值；

Mcr,y、Mcr,z——分別為My和Mz作用平面內(nèi)的彎矩單獨(dú)作用下，考慮約束影響的構(gòu)件彎

扭失穩(wěn)模態(tài)的整體彎扭彈性屈曲彎矩。

E,cr——軸心受壓構(gòu)件彈性穩(wěn)定歐拉應(yīng)力；

max、min——最大和最小正應(yīng)力；

k、k——疲勞荷載正應(yīng)力和剪應(yīng)力作用標(biāo)準(zhǔn)值；

C、C——疲勞細(xì)節(jié)類(lèi)別抗力；

τ——剪應(yīng)力；

max、min——最大和最小剪應(yīng)力。

2.2.3幾何參數(shù)有關(guān)符號(hào)

a——長(zhǎng)度，間距；

b——寬度；

d——直徑；

5

eN——偏心距；

h——高度；

hw——腹板計(jì)算高度

L——長(zhǎng)度，跨徑；

n——高強(qiáng)度螺栓數(shù)目；

t——厚度；

tw——腹板厚度；

A——構(gòu)件截面面積；

A0——凈截面面積；

Aeff——同時(shí)考慮剪力滯和局部穩(wěn)定影響的受壓翼緣有效截面面積；

Aeff,c——考慮局部穩(wěn)定影響的有效截面面積；

Aeff,s——考慮剪力滯影響的有效截面面積；

As——鋼梁截面面積；

Ac——混凝土橋面板截面面積；

It——毛截面抗扭慣性矩；

I——毛截面扇性慣性矩；

R——半徑；

S——面積矩；

Wy,eff、Wz,eff——有效截面相對(duì)于y軸和z軸的截面模量；

α、i——夾角。

2.2.4計(jì)算系數(shù)及其它有關(guān)符號(hào)

k——加勁板的彈性屈曲系數(shù)或連接件剛度系數(shù)；

kc——彎矩?fù)Q算系數(shù)；

n0——鋼材與混凝土彈性模量的比值；