DB43/T 2367-2022 公路路面预防养护技术规范

ICS93.080

CCSR18

43

湖南省地方标准

DB43/T2367—2022

公路路面预防养护技术规范

Technicalspecificationsforpreventivemaintenance

ofhighwaypavements

2022-07-08发布2022-10-08实施

湖南省市场监督管理局发布

DB43/T2367—2022

目次

前言························································································································Ⅲ

1范围·····················································································································1

2规范性引用文件······································································································1

3术语和定义············································································································1

4缩略语··················································································································2

5基本规定···············································································································3

5.1一般要求·········································································································3

5.2工作流程·········································································································3

6预防养护决策·········································································································4

6.1一般规定·········································································································4

6.2预防养护时间···································································································4

6.3病害分析·········································································································5

6.4对策选择·········································································································6

7预防养护工程设计···································································································7

7.1一般规定·········································································································7

7.2调查与检测评价································································································7

7.3技术设计·········································································································8

7.4材料组成设计···································································································9

7.5施工图设计文件编制··························································································9

8沥青路面预防养护施工·····························································································9

8.1一般规定·········································································································9

8.2灌缝和贴缝····································································································10

8.3雾封层··········································································································11

8.4碎石封层和纤维碎石封层··················································································12

8.5微表处和稀浆封层···························································································15

8.6复合封层·······································································································20

8.7薄层罩面和超薄罩面························································································20

8.8封层罩面·······································································································24

8.9就地热再生····································································································24

9水泥混凝土路面预防养护施工··················································································25

9.1一般规定·······································································································25

9.2更换填缝料····································································································25

9.3裂缝修补·······································································································26

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9.4板底压浆·······································································································26

9.5板块修补·······································································································27

9.6错台处理·······································································································28

9.7坑洞修补·······································································································29

10预防养护后评估··································································································29

附录A（规范性）养护效益费用分析方法·····································································31

附录B（规范性）微表处混合料养生初期磨耗损失试验···················································33

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前言

本文件按照GB/T1.1—2020《标准化工作导则第1部分：标准化文件的结构和起草规则》的规

定起草。

请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。

本文件由湖南省交通运输厅提出并归口。

本文件起草单位：湖南省公路学会、交通运输部公路科学研究院、湖南省公路事务中心、湖南省高

速公路集团有限公司、湖南高速养护工程有限公司、湖南省交通科学研究院有限公司、湖南交通国际经

济工程合作有限公司、湖南省通和工程有限公司、上海尔润实业有限公司、上海弘尔润世公路科技发展

有限公司、湖南华鑫美好公路环境建设有限公司。

本文件主要起草人：詹新华、欧阳晓英、万正安、秦永春、刘义高、龚啸、胡跃华、黄开宇、吴

初平、丁俊剑、唐小群、席红专、陈丽、谭金祥、王杰、王婷宇、陈博、吴恙、谢祥根、熊荿林、王伟

光、李本亮、席潇夫、倪威、林建、陈鹏、谭利、秦忞。

III

DB43/T2367—2022

IV

DB43/T2367—2022

公路路面预防养护技术规范

1范围

本文件规定了公路路面预防养护技术的术语和符号、基本规定、预防养护决策、预防养护工程设计、

沥青路面预防养护施工、水泥混凝土路面预防养护施工及预防养护后评估等内容。

本文件适用于各等级公路路面预防养护工程。

2规范性引用文件

下列文件中的内容通过文中的规范性引用而构成本文件必不可少的条款。其中，注日期的引用文件，

仅该日期对应的版本适用于本文件；不注日期的引用文件，其最新版本（包括所有的修改单）适用于本

文件。

GB175通用硅酸盐水泥

GB5768.4道路交通标志和标线第4部分：作业区

JTG3450公路路基路面现场测试规程

JTG5142公路沥青路面养护技术规范

JTG5210公路技术状况评定标准

JTG5220公路养护工程质量检验评定标准第一册土建工程

JTG5421公路沥青路面养护设计规范

JTGD40公路水泥混凝土路面设计规范

JTGD50公路沥青路面设计规范

JTGF40公路沥青路面施工技术规范

JTGH30公路养护安全作业规程

JTG/T5142-01公路沥青路面预防养护技术规范

JTG/T5521公路沥青路面再生技术规范

JTJ073.1公路水泥混凝土路面养护技术规范

JT/T1264沥青路面雾封层材料还原剂类雾封层材料

JT/T1330沥青路面雾封层材料乳化沥青类薄浆封层

JT/T203公路水泥混凝土路面接缝材料

JT/T533沥青路面用纤维

JT/T740路面加热型密封胶

JT/T969路面裂缝贴缝胶

3术语和定义

下列术语和定义适用于本文件。

3.1

路面预防养护pavementpreventivemaintenance

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为防止病害发生或轻微病害扩展、减缓路面使用性能衰减、提升服务功能而预先主动采取的路面养

护措施。

3.2

灌缝crackfillingorcracksealing

采用专用的密封胶填充或密封路面裂缝的作业。

3.3

贴缝crackbanding

采用专用的贴缝带对沥青路面裂缝进行黏贴密封的作业，包括自黏式和热黏式两种工艺。

3.4

雾封层fogseal

采用专用高压喷洒设备将养护材料以雾状形式喷洒在沥青路面上形成的封层。

3.5

纤维碎石封层fiberstoneseal

采用专用设备在沥青路面上同步洒（撒）布第一层（改性）乳化沥青、纤维和第二层（改性）乳化

沥青，之后撒布碎石形成的封层。

3.6

复合封层compositeseal

由碎石封层或纤维碎石封层+微表处，或由碎石封层+稀浆封层组合而成的封层。

3.7

薄层罩面thinoverlays

在沥青路面上加铺的厚度为25mm～35mm的沥青混凝土面层。

3.8

超薄罩面ultra-thinoverlays

在沥青路面上加铺的厚度小于25mm的沥青混凝土面层。

3.9

封层罩面sealandoverlay

在碎石封层上铺设薄层罩面或超薄罩面组合形成的路面结构层。

3.10

就地热再生hotin-placerecycling

采用专用设备对沥青路面就地进行加热、翻松，掺入一定数量的新沥青、新沥青混合料、沥青再生

剂等，经热态拌和、摊铺、碾压等工序，实现旧沥青路面面层再生的技术，分为复拌再生和加铺再生两

种方式。

3.11

板底压浆slabvoidfilling

对水泥混凝土路面板底脱空区域进行压浆填充的作业。

4缩略语

下列缩略语适用于本文件。

EUAC（EquivalentUniformAnnualCost）：当量平均年度费用

MBCR（MaintenanceBenefitCostRatio）：养护效益费用比

MBI（MaintenanceBenefitIndex）：养护效益指数

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5基本规定

5.1一般要求

5.1.1应按预防养护科学决策要求，根据养护规划及路面技术状况，做好路面预防养护规划，对路面

结构强度足够、路面状况尚好的路段积极实施预防养护。

5.1.2预防养护宜采取全寿命周期养护成本理念，在满足路面使用性能的前提下，选取安全可靠、技

术先进、经济合理、施工便捷、绿色环保的技术措施。

5.1.3路面预防养护工作包括：公路基本信息及路况检测调查与评价、决策、设计、施工和后评估等

内容。

5.1.4路面预防养护工程应根据设计对原路面局部病害进行处理。局部病害处理应作为预防养护工程

的组成部分。

5.1.5路面预防养护应积极稳妥地采用新技术、新材料、新设备和新工艺，尚无相关标准参照的，应

经过充分论证后方可规模化使用。

5.2工作流程

5.2.1应按JTG5210的规定，定期进行路面技术状况检测与评价，开展路面病害成因分析，及时更新

路面技术状况数据信息。

5.2.2路面技术状况检测应选择有相应资质的检测及评定单位。

5.2.3应按公路养护管理要求进行路面预防养护科学决策。采取的预防养护技术，应能满足公路等级、

路面技术状况、交通量及组成、气候条件等要求，且应能实现养护目标。

5.2.4预防养护工程设计阶段，应根据设计需要，在定期路况检测基础上补充开展有针对性的路况检

测、病害探查、材料检测与病害成因分析等。

5.2.5路面预防养护工程应加强质量管理和施工过程质量控制。

5.2.6路面预防养护宜进行跟踪观测和后评估，综合评价实施效果，做好技术总结。

5.2.7路面预防养护应按图1的工作流程进行。

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路况检测与检查

路况评价

否

是否满足预防养护条件

进行其他类型养护是

是否进行预防养护

否

是

初步确定预防养护时间、养护方案

和资金规模等

工程设计

工程施工

后评估

图1路面预防养护工作流程图

6预防养护决策

6.1一般规定

6.1.1应根据路况检测数据与检查情况、养护资金、养护目标等，进行科学的预防养护决策。

6.1.2路面预防养护时间宜采用路况触发法确定，并综合考虑养护资金规模等现实情况，同时还应考

虑公路等级、使用年限、交通量及组成、气候条件等因素。

6.1.3预防养护技术选择应遵循下列原则：

a）根据养护目的和病害特征等，选择有针对性的技术。

b）优先选用经过本地工程实践验证、应用经验丰富且实施效果好的技术。

c）用于城镇过境段、净高受限路段、桥梁隧道等特殊路段时，应确认技术适用性。

d）有多种预防养护技术同时适用时，应进行技术经济性比选。

6.2预防养护时间

采用路况触发法确定预防养护时机时，宜以1000m为评价单元对路面技术状况进行评价，当评价

单元的路面技术状况符合表1或表2的规定时，宜实施预防养护。

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表1适宜进行预防养护的沥青路面技术状况

路况指数

公路等级

PCIRQIRDISRI

高速公路、一级公路≥85≥85≥80＜75

二级及二级以下公路≥80≥80≥80＜75

表2适宜进行预防养护的水泥混凝土路面技术状况

路况指数

公路等级

PCIRQISRI

高速公路、一级公路≥80≥80＜80

二级及二级以下公路≥75≥75-

6.3病害分析

6.3.1应通过病害分析，确定病害类型、病害发展层位及其产生原因，以及路面是否适合进行预防养

护。

6.3.2沥青路面适合预防养护的路面病害类型宜符合表3的规定；水泥混凝土路面适合预防养护的路

面病害类型宜符合表4的规定。

表3沥青路面适合预防养护的路面病害类型和严重程度

病害类型严重程度分级标准计量方法

主要裂缝块度0.2m～0.5m按面积计量，相邻龟裂的间距小于龟裂损

龟裂轻

平均缝宽≤2mm坏区域的同向尺寸时应按连续面积计量

块状主要裂缝块度＞1m按面积计量；相邻块裂的间距小于块裂损

裂轻

裂缝平均缝宽1mm～2mm坏区域的同向尺寸时应按连续面积计量

缝

纵向

类轻主要裂缝宽度≤3mm按长度计量

裂缝

横向

轻主要裂缝宽度≤3mm按长度计量

裂缝

松

按面积计量；相邻松散的间距小于松散损

散松散轻表面细集料散失、脱皮、麻面等

坏区域的同向尺寸时应按连续面积计量

类

变

形车辙轻车辙深度10mm～15mm按深度计量

类

路面沥青被挤出或表面被沥青膜覆盖形成发按面积计量；相邻泛油的间距小于泛油损

其泛油-

他亮的薄油层坏区域的同向尺寸时应按连续面积计量

类磨光-路表原有构造深度衰退或丧失，路表光滑采用横向力系数车或铺砂法

表4水泥混凝土路面适合预防养护的路面病害类型和严重程度

病害类型严重程度分级标准计量方法

填料老化、不密水，尚未剥落脱空，未被砂、

填缝料损坏轻按长度计量

石、土等填塞

裂缝轻主要裂缝宽度小于3mm按长度计量

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表4水泥混凝土路面适合预防养护的路面病害类型和严重程度（续）

病害类型严重程度分级标准计量方法

错台轻接缝两侧高差为5mm～10mm按高度计量

唧浆可采用目测方法检查；脱空可采用敲

脱空-板块接缝处有基层泥浆涌出击方式、拖铁链或车辆通过时的颤动程度

判断

裂缝与纵横接缝相交，且交点距板角小于等

板角断裂-按面积计量

于板边长度一半的损坏

沿接缝方向板边上出现的碎裂和脱落，裂缝

边角剥落-按长度计量

面与板角成一定角度

板面出现直径大于30mm、深度大于10mm的

坑洞-按面积计量

坑槽

磨光-路表原有构造深度衰退或丧失，路表光滑按面积计量

6.4对策选择

6.4.1沥青路面预防养护对策宜根据表5、表6和表7选取。

表5预防养护技术适用的公路等级和交通荷载等级

预防养护技术

场合灌缝、碎石封层、纤稀浆复合薄层超薄封层就地热

雾封层微表处

贴缝维碎石封层封层封层罩面罩面罩面再生

高速公路√√××√√√√√√

公一级公路√√××√√√√√√

路

二级公路√√√√√√√△√√

等

级三级公路√√√√△√√△√△

四级公路√√√√△√√△√△

极重√△△×√√√√√√

交

通特重√△△×√√√√√√

荷

载重√△△△√√√√√√

等

中√√√√√√√√√√

级

轻√√√√√√√√√√

注：1.√—适用，△—可用，×—不适用。

2.碎石封层加铺稀浆封层适用于二级及二级以下公路，适用于重及以下交通荷载等级情况。

3.交通荷载等级分级方法应符合JTGD50的相关规定。

表6预防养护技术适用改善的路面功能

预防养护技术

碎石封

路面功能现状稀浆复合薄层超薄封层就地热

雾封层层、纤维微表处

封层封层罩面罩面罩面再生

碎石封层

抗滑损失×√√√√√√√√

路面渗水√√√√√√√√△

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表6预防养护技术适用改善的路面功能（续）

预防养护技术

碎石封

路面功能现状稀浆复合薄层超薄封层就地热

雾封层层、纤维微表处

封层封层罩面罩面罩面再生

碎石封层

路面磨耗×√√√√√√√√

沥青老化√√√√√△√△√

路面不平整××△△△△△△△

注：√—适用，△—可用，×—不适用。

表7预防养护技术适用的路面病害类型

病害雾封碎石封层、纤维稀浆复合薄层超薄封层就地热

病害类型微表处

程度层碎石封层封层封层罩面罩面罩面再生

龟裂轻×√△△△√√√√

块状裂缝轻×√△△△√√√√

裂缝类

纵向裂缝轻△√√√√√√√√

横向裂缝轻△√√√√√√√√

松散类松散轻√√√√√√√√√

变形类车辙轻×√√√√√√√√

泛油-×√√√√√√√√

其他类

磨光-×√√√√√√√√

注：√—适用，△—可用，×—不适用。

6.4.2水泥混凝土路面预防养护措施包括：更换填缝料、裂缝修补、板底压浆、板块修补、错台处理

和坑洞修补等，预防养护对策的选取可直接根据路面病害选取相应措施进行处理。

6.4.3当有多个预防养护技术可供选择时，可按本文件附录A的方法进行效益费用比较，从中选择出

效益费用最佳的预防养护对策。

7预防养护工程设计

7.1一般规定

7.1.1路面预防养护工程设计应包括调查与检测评价、技术设计、材料组成设计、交通组织设计等内

容。

7.1.2预防养护工程设计应遵循分段设计、分类处理的基本原则，以设计单元为单位进行设计，设计

单元长度应满足养护施工最小长度的要求。

7.1.3应根据需要对路面技术状况进行详细的调查和检测，对路面病害成因进行准确分析和判断。

7.1.4预防养护工程宜实行动态设计，当路面技术状况、材料情况等与设计阶段相比发生重大变化时，

应及时变更设计。

7.1.5预防养护涉及的交通组织设计，应符合G5768.4、JTG5421和JTGH30的有关规定。

7.2调查与检测评价

7.2.1路面调查应包括基础资料调查、养护历史调查及原施工图设计相关资料调查；路面检测包括路

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面技术状况检测、专项数据检测。

7.2.2预防养护工程设计时应采用检测时间不超过6个月的路面技术状况检测数据，超出检测时间的

应按JTG5210的相关规定重新检测。

7.2.3宜以1000m为评价单元，对路面技术状况进行评价。高速公路可分车道进行调查和评价。

7.2.4沥青路面专项数据检测与分析应满足下列要求：

a）对于主要病害为裂缝的路段，应对其裂缝发展层位、发展形态、影响面积等进行专项调查，

分析裂缝产生原因，确定出现的裂缝病害是否适用灌缝、贴缝等技术。

b）对于主要病害为车辙的路段，应进行调查，分析车辙产生的原因，确定出现的车辙病害是否

适用预防养护技术。

c）对于主要病害为唧浆、坑槽等水损坏的路段，应对面层材料品质和空隙率、基层开裂情况、

路基路面排水系统等进行专项调查，判断路面渗水情况及排水系统的排水效果。

d）