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JTG 5120-2021 公路桥涵养护规范
简介
JTG 5120-2021
公路桥涵养护规范
Specifications for Maintenance of Highway Bridges and Culverts
2021-11-01实施
2021-08-09 发布 目 次 1 总则...............................................................................................................................1 2 术语...............................................................................................................................3 3 桥梁检查、监测与评定...............................................................................................5 3.1 一般规定...................................................................................................................................... 5 3.2 初始检查...................................................................................................................................... 5 3.3 日常巡查...................................................................................................................................... 6 3.4 经常检查...................................................................................................................................... 7 3.5 定期检查...................................................................................................................................... 8 3.6 特殊检查....................................................................................................................................15 3.7 结构监测................................................................................................................................. 157 3.8 桥梁评定................................................................................................................................. 177 4 桥梁养护与维修.........................................................................................................19 4.1 一般规定....................................................................................................................................19 4.2 桥面系养护与维修.................................................................................................................20 4.3 梁桥上部结构的养护与维修............................................................................................. 22 4.4 拱桥上部结构的养护与维修..............................................................................23 4.5 钢结构的养护与维修............................................................................................................24 4.6 斜拉桥上部结构的养护与维修.........................................................................................25 4.7 悬索桥上部结构的养护与维修.........................................................................................27 4.8 桥梁下部结构的养护与维修............................................................................................. 29 4.9 基础、锚碇的养护与维修..................................................................................30 4.10 支座的养护与维修..............................................................................................30 4.11 桥梁附属设施的养护与维修...............................................................................31 4.12 调治构造物的养护与维修..................................................................................32 5 桥梁灾害防治与抢修.................................................................................................34 5.1 一般规定..............................................................................................................34 5.2 水毁防治与洪水期抢修......................................................................................34 5.3 冰害防治..............................................................................................................37 5.4 冻害防治..............................................................................................................38 5.5 泥石流防治..........................................................................................................39 5.6 震害防治..............................................................................................................40 5.7 火灾防治..............................................................................................................41 5.8 车辆、船舶、漂浮物撞击及山体落石的防治..................................................41 6 超重车辆过桥.............................................................................................................43 6.1 一般规定..............................................................................................................43 6.2 结构检算及荷载试验..........................................................................................43 6.3 超重车辆过桥的技术措施..................................................................................44 6.4 超重车辆过桥的技术管理..................................................................................44 7 涵洞检查、养护与维修.............................................................................................46 7.1 一般规定..............................................................................................................46 7.2 涵洞检查..............................................................................................................46 7.3 涵洞日常养护......................................................................................................48 7.4 涵洞维修..............................................................................................................49 8 技术管理.....................................................................................................................51 8.1 一般规定..............................................................................................................51 8.2 技术档案管理......................................................................................................51 8.3 数据库管理..........................................................................................................52 8.4 信息化管理..........................................................................................................52 附录 A 桥梁基本状况卡片...........................................................................................54 附录 B 桥梁初始检查记录表.......................................................................................59 附录 C 桥梁定期检查记录表.......................................................................................61 附录 D 桥梁经常检查记录表.......................................................................................67 附录 E 桥梁特殊检查记录表.......................................................................................68 附录 F 涵洞经常检查记录表....................................................................................... 69 附录 G 涵洞基本状况卡片.......................................................................................... 70 附录 H 涵洞定期检查记录表...................................................................................... 72 本规范用词用语说明.......................................................................................................73 附件 《公路桥涵养护规范》（ JTG 5120－2021）条文说明.....................................74 1 总则.............................................................................................................................75 2 术语.............................................................................................................................77 3 桥梁检查、监测与评定.............................................................................................78
JTG 5120-2021
公路桥涵养护规范
Specifications for Maintenance of Highway Bridges and Culverts
2021-11-01实施
2021-08-09 发布 目 次 1 总则...............................................................................................................................1 2 术语...............................................................................................................................3 3 桥梁检查、监测与评定...............................................................................................5 3.1 一般规定...................................................................................................................................... 5 3.2 初始检查...................................................................................................................................... 5 3.3 日常巡查...................................................................................................................................... 6 3.4 经常检查...................................................................................................................................... 7 3.5 定期检查...................................................................................................................................... 8 3.6 特殊检查....................................................................................................................................15 3.7 结构监测................................................................................................................................. 157 3.8 桥梁评定................................................................................................................................. 177 4 桥梁养护与维修.........................................................................................................19 4.1 一般规定....................................................................................................................................19 4.2 桥面系养护与维修.................................................................................................................20 4.3 梁桥上部结构的养护与维修............................................................................................. 22 4.4 拱桥上部结构的养护与维修..............................................................................23 4.5 钢结构的养护与维修............................................................................................................24 4.6 斜拉桥上部结构的养护与维修.........................................................................................25 4.7 悬索桥上部结构的养护与维修.........................................................................................27 4.8 桥梁下部结构的养护与维修............................................................................................. 29 4.9 基础、锚碇的养护与维修..................................................................................30 4.10 支座的养护与维修..............................................................................................30 4.11 桥梁附属设施的养护与维修...............................................................................31 4.12 调治构造物的养护与维修..................................................................................32 5 桥梁灾害防治与抢修.................................................................................................34 5.1 一般规定..............................................................................................................34 5.2 水毁防治与洪水期抢修......................................................................................34 5.3 冰害防治..............................................................................................................37 5.4 冻害防治..............................................................................................................38 5.5 泥石流防治..........................................................................................................39 5.6 震害防治..............................................................................................................40 5.7 火灾防治..............................................................................................................41 5.8 车辆、船舶、漂浮物撞击及山体落石的防治..................................................41 6 超重车辆过桥.............................................................................................................43 6.1 一般规定..............................................................................................................43 6.2 结构检算及荷载试验..........................................................................................43 6.3 超重车辆过桥的技术措施..................................................................................44 6.4 超重车辆过桥的技术管理..................................................................................44 7 涵洞检查、养护与维修.............................................................................................46 7.1 一般规定..............................................................................................................46 7.2 涵洞检查..............................................................................................................46 7.3 涵洞日常养护......................................................................................................48 7.4 涵洞维修..............................................................................................................49 8 技术管理.....................................................................................................................51 8.1 一般规定..............................................................................................................51 8.2 技术档案管理......................................................................................................51 8.3 数据库管理..........................................................................................................52 8.4 信息化管理..........................................................................................................52 附录 A 桥梁基本状况卡片...........................................................................................54 附录 B 桥梁初始检查记录表.......................................................................................59 附录 C 桥梁定期检查记录表.......................................................................................61 附录 D 桥梁经常检查记录表.......................................................................................67 附录 E 桥梁特殊检查记录表.......................................................................................68 附录 F 涵洞经常检查记录表....................................................................................... 69 附录 G 涵洞基本状况卡片.......................................................................................... 70 附录 H 涵洞定期检查记录表...................................................................................... 72 本规范用词用语说明.......................................................................................................73 附件 《公路桥涵养护规范》（ JTG 5120－2021）条文说明.....................................74 1 总则.............................................................................................................................75 2 术语.............................................................................................................................77 3 桥梁检查、监测与评定.............................................................................................78
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