GB50268-2008给水排水管道工程施工及验收规范和条文说明2011

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In order to ensure normal teaching order, protecting students ' healthy growth, ensuring that national (property) is not lost, to prevent or minimize the occurrence of safety accidents, follow the \ch other, ensure safety and reduce losses\principle, according to the local conditions, make the management system. 1, the principal is the responsibility of school safety, school security under the leadership of President security work leading group. The head teacher to the leadership team is responsible for, implementation of the accountability system. 2, school monthly student knowledge about safety education, education should be diversified in the form every safety education for students of classes per week should be targeted. o carry on emergency issues dealing with education in General, self-help and mutual rescue knowledge. Emergency calls (such a110, 119, 122, 120, and so on) use common sense in educaton. 3, the establishment of major accident reporting system. School students report major accident within an hour of education; student run and disappearances to report; report of the accident to a written report in triplicate, a correctional centre, a police station, a township people's Government shall not conceal the accident. 4 week, teachers are on duty system, establish and improve the leadership values; strengthen the education, management of teaching activities in schools to ensure normal teaching order; responsible for school safety leadership always maintained close contact and district police stations, canvassing support from the police station on school safety and help. 5, strengthening teachers ' moral education, establish a dedicated love, improving education quality, observe the students ' psychological changes at any time and take preventive measures, no corporal punishment and covert corporal punishment on students, student out of the classroom, schools may not be. 6, units or departments use student Street propaganda or participate in the celebrations, as well as participating in other social work, without approval of the Correctional Centre, school principals consent, without organization. Without theapproval of relevant departments, may organize students to participate in fire fighting, disaster relief and so on. 7, schools should educate students to obey the school rules and regulations, on time, on time home to prevent accidents. 8, school to school inspections on a regular basis, found hidden in time, and in severe cases, it is hard to eliminate immediately closed, and reported to the local people's Government, education, and rule of law section. 9, the school should always check the internal walls, retaining walls, ponds, railings, handrails, doors, Windows, staircases and a variety of sports, extracurricular activities, facilities such as fire safety, infrastructure security, unsafe facility to immediately repair and demolition to ensure that teachers and students work, learn, live venues and facilities are safe and reliable. Song Lin Xiang Liu Jia ping elementary school March 2016 song Lin Xiang Liu Jia pingprimary school fire safety systems to enhance fire safety, protection of public property and the life and property safety of teachers and students, school fire safety into day-to-daymanagement, is developing the following fire safety system. 1, strengthen fire safety education of the whole school. According to the requirements of the Fire Services Act, so that everyone has of keeping fire control safety, protecting fire control facilities, fire prevention, reports of fire 附录C 注水法试验错误！未定义书签。

附录D 闭水法试验错误！未定义书签。

附录E 闭气法试验错误！未定义书签。

附录F 混凝土结构无压管道渗水量

1 总则

测与评定方法错误！未定义书签。附录G 钢筋混凝土结构外观质量缺陷评定方法 .. 错误！未定义书签。附录H 聚氨酯(PU)涂层错误！未定义书签。

1.0.1 为加强给水、排水(以下简称给排水)管道工程施工管理，规范施工技术，统一施工质量检验、验收标准，确保工程质量，制定本规范。

1.0.2 本规范适用于新建、扩建和改建城镇公共设施和工业企业的室外给排水管道工程的施工及验收；不适用于工业企业中具有特殊要求的给排水管道施工及验收。 1.0.3 给排水管道工程所用的原材料、半成品、成品等产品的品种、规格、性能必须符合国家有关标准的规定和设计要求；接触饮用水的产品必须符合有关卫生要求。严禁使用国家明令淘汰、禁用的产品。

1.0.4 给排水管道工程施工与验收，除应符合本规范的规定外尚应符合国家现行有关标准的规定。 2 术语

2.0.1 压力管道 pressure pipeline

本规范指工作压力大于或等于0.1MPa的给排水管道。 2.0.2 无压管道 non-pressure pipeline 本规范指工作压力小于0.1MPa的给排水管道。

lectricity lines, equipment inspections, found hidden in time for rectification, maintenance, and security. 9, do not use an open flame in the classroom, prohibit burning stove, lit candles, mosquito repellent, no smoking, and banning messy wiring. Without using any household appliances is not allowed. 10, live on campus faculty members, must lead by example, and educate families and children ready to fire. 11, household use of gas in schools, to master proper usage, pay attention to the leak-proof, explosion-proof, fireproof, closing valve after use to ensure security. 12, dining room must be qualified, and annual testing of pressure vessels, to regularly check, the canteen workers must be certified, strictly by operation operation, gas tank and stove safety distance of 1.5 meters, to prevent accidents. 13, the adverse consequences caused by ignoring fire safety regulations, will be punished, until investigated for legal responsibility. Song Lin Xiang Liu Jia ping elementary school March 2016 Xiang Liu Jia ping elementary school, pine slopes surrounding safety management system 1

teachers and students, the surrounding area of the school governance covers personal and food hygiene, cultural events and other aspects, integrated governance shall obtain wide support and full cooperation of the community. On the surrounding environment in schools should be closely monitored. 2, school work at the same time, should pay attention to the safety management of school environment, should take the initiative to contact the district police station, the village Committee, Correctional Centre, Township government, business management and other departments to do a good job management. 3, teacher on duty with the exception of inspections in schools, should also pay attention to environmental inspections near the campus, found that the jobless migrants from rural areas, for example, harassment of students and a variety of accidents, according to different situations reported school officials or the police station in a timely manner, to protect the safety of students. 4, every day before school, teachers remind students, pay attention to traffic safety. 5, should educate students to respect social ethics, and various regulations, maintaining public order, and fight the bad guys, and grasp the correct ways and means of maintaining and improving students ' self-care ability. 6, the establishment of emergency rescue teams of teachers in schools, on high alert and deployed. Song Lin Xiang Liu Jia ping elementary school March 2016 song Lin Xiang Liu Jia ping primary school teachers and students organizations out of safety management system organization activities between teachers and students, to draw up a precise plan and security measures must be signed by the school officials to review the programme of activities agreed upon Correctional Center agreed to implement. Organization to the field relatively far or activities require approval by the Deputy Director of the Education Bureau in charge of security. 2, each activity should have a specific responsibility, pay attention to the persons age, physical match. Route 3, activities, location, field surveys should be carried out in advance. 4, activities for the means of transport should explain the situation to the school to comply with vehicle, safety requirements, before the line for repairs. 5, each activity must have security, emergency response plan for accidents. 6, picnics, hiking, picnic to pay attention to fire prevention, food poisoning, prevention of fall accidents 7, the activities near the rivers, reservoirs, no measures or do not meet the security requirements of the Organization and not let students into the water6

In order to ensure normal teaching order, protecting students ' healthy growth, ensuring that national (property) is not lost, to prevent or minimize the occurrence of safety accidents, follow the \scue each other, ensure safety and reduce losses\nciple, according to the local conditions, make the management system. 1, the principal is the responsibility of school safety, school security under the leadership of President security work leading group. The head teacher to the leadership team is responsible for, implementation of the accountability system. 2, school monthly student knowledge about safety education, education should be diversified in the form every safety education for students of classes per week should be targeted. To carry on emergency issues dealing with education in General, self-help and mutual rescue knowledge. Emergency calls (such as 110, 119, 122, 120, and so on) use common sense in education. 3, the establishment of major accident reporting system. School students report major accident within an hour of education; student run and disappearances to report; report of the accident to a written report in triplicate, a correctional centre, a police station, a township people's Government shall not conceal the accident. 4 week, teachers are on duty system, establish and improve the leadership values; strengthen the education, management of teaching activities in schools to ensure normal teaching order; responsible for school safety leadership always maintained close contact and district police stations, canvassing support from the police station on school safety and help. 5, strengthening teachers ' moral education, establish a dedicated love, improving education quality, observe the students ' psychological changes at any time and take preventive measures, no corporal punishment and covert corporal punishment on students, student out of the classroom, schools may not be. 6, units or departments use student Street propaganda or participate in the celebrations, as well as participating in other social work, without approval of the Correctional Centre, school principals consent, without organization. Without the approval of relevant departments, may organize students to participate in fire fighting, disaster relief and so on. 7, schools should educate students to obey the school rules and regulations, on time, on time home to prevent accidents. 8, school to school inspections on a regular basis, found hidden in time, and in severe cases, it is hard to eliminate immediately closed, and reported to the local people's Government, education, and rule of law section. 9, the school should always check the internal walls, retaining walls, ponds, railings, handrails, doors, Windows, staircases and a variety of sports, extracurricular activities, facilities such as fire safety, infrastructure security, unsafe facility to immediately repair and demolition to ensure that teachers and students work, learn, live venues and facilities are safe and reliable. Song Lin Xiang Liu Jia ping elementary school March 2016 song Lin Xiang Liu Jia ping primary school fire safety systems to enhance fire safety, protection of public property and the life and property safety of teachers and students, school fire safety into day-to-day management, is developing the following fire safety system. 1, strengthen fire safety education of the whole school. According to the requirements of the Fire Services Act, so that everyone has of keeping fire control safety, protecting fire control facilities, fire prevention, reports of fire给水排水管道工程施工及验收规范 GB50268-2008

2.0.3 刚性管道 rigid pipeline

主要依靠管体材料强度支撑外力的管道，在外荷载作用下其变形很小，管道的失效是由于管壁强度的控制。本规范指钢筋混凝土、预(自)应力混凝土管道和预应力钢筒混凝土管道。

2.0.4 柔性管道 flexible pipeline

在外荷载作用下变形显著的管道，竖向荷载大部分由管道两侧土体所产生的弹性抗力所平衡，管道的失效通常由变形造成而不是管壁的破坏。本规范主要指钢管、化学建材管和柔性接口的球墨铸铁管管道。

2.0.5 刚性接口 rigid joint of pipelines

不能承受一定量的轴向线变位和相对角变位的管道接口，如用水泥类材料密封或用法兰连接的管道接口。

2.0.6 柔性接口 flexible joint of pipelines

能承受一定量的轴向线变位和相对角变位的管道接口，如用橡胶圈等材料密封连接的管道接口。

2.0.7 化学建材管 chemical material pipelines

本规范指玻璃纤维管或玻璃纤维增强热固性塑料管(简称玻璃钢管)、硬聚氯乙烯管(UPVC)、聚乙烯管(PE)、聚丙烯管(PP)及其钢塑复合管的统称。 2.0.8 管渠 canal；ditch；channel

指采用砖、石、混凝土砌块砌筑的，钢筋混凝土现场浇筑的或采用钢筋混凝土顶制构件装配的矩形、拱形等异型(非圆形)断面的输水通道。 2.0.9 开槽施工 trench installation

从地表开挖沟槽，在沟槽内敷设管道(渠)的施工方法。

在管道沿线地面下开挖成形的洞内敷设或浇筑管道(渠)的施工方法，有顶管法、盾构法、浅埋暗挖法、定向钻法、夯管法等。

2.0.11 管道交叉处理 pipeline cross processing

指施工管道与既有管线相交或相距较近时，为保证施工安全和既有管线运行安全所进行的必要的施工处理。

2.0.12 顶管法 pipe jacking method

借助于顶推装置，将预制管节顶入土中的地下管道不开槽施工方法。 2.0.13 盾构法 shield method

采用盾构机在地层中掘进的同时，拼装预制管片或现浇混凝土构筑地下管道的不开槽施工方法。

2.0.14 浅埋暗挖法 shallow undercutting method

利用土层在开挖过程中短时间的自稳能力，采取适当的支护措施，使围岩或土层表面形成密贴型薄壁支护结构的不开槽施工方法。 2.0.15 定向钻法 directional drilling method

利用水平钻孔机钻进小口径的导向孔，然后用回扩钻头扩大钻孔，同时将管道拉入孔内的不开槽施工方法。

2.0.16 夯管法 pipe ramming method

利用夯管锤(气动夯锤)将管节夯入地层中的地下管道不开槽施工方法。 2.0.17 沉管法 sunken pipeline method；immersed pipeline method

将组装成一定长度的管段或钢筋混凝土密封管段沉入水底或水底开挖的沟槽内的水底管道铺设方法，又称沉埋法或预制管段沉埋法。

In order to ensure normal teaching order, protecting students ' healthy growth, ensuring that national (property) is not lost, to prevent or minimize the occurrence of safety accidents, follow the \scue each other, ensure safety and reduce losses\nciple, according to the local conditions, make the management system. 1, the principal is the responsibility of school safety, school security under the leadership of President security work leading group. The head teacher to the leadership team is responsible for, implementation of the accountability system. 2, school monthly student knowledge about safety education, education should be diversified in the form every safety education for students of classes per week should be targeted. To carry on emergency issues dealing with education in General, self-help and mutual rescue knowledge. Emergency calls (such as 110, 119, 122, 120, and so on) use common sense in education. 3, the establishment of major accident reporting system. School students report major accident within an hour of education; student run and disappearances to report; report of the accident to a written report in triplicate, a correctional centre, a police station, a township people's Government shall not conceal the accident. 4 week, teachers are on duty system, establish and improve the leadership values; strengthen the education, management of teaching activities in schools to ensure normal teaching order; responsible for school safety leadership always maintained close contact and district police stations, canvassing support from the police station on school safety and help. 5, strengthening teachers ' moral education, establish a dedicated love, improving education quality, observe the students ' psychological changes at any time and take preventive measures, no corporal punishment and covert corporal punishment on students, student out of the classroom, schools may not be. 6, units or departments use student Street propaganda or participate in the celebrations, as well as participating in other social work, without approval of the Correctional Centre, school principals consent, without organization. Without the approval of relevant departments, may organize students to participate in fire fighting, disaster relief and so on. 7, schools should educate students to obey the school rules and regulations, on time, on time home to prevent accidents. 8, school to school inspections on a regular basis, found hidden in time, and in severe cases, it is hard to eliminate immediately closed, and reported to the local people's Government, education, and rule of law section. 9, the school should always check the internal walls, retaining walls, ponds, railings, handrails, doors, Windows, staircases and a variety of sports, extracurricular activities, facilities such as fire safety, infrastructure security, unsafe facility to immediately repair and demolition to ensure that teachers and students work, learn, live venues and facilities are safe and reliable. Song Lin Xiang Liu Jia ping elementary school March 2016 song Lin Xiang Liu Jia ping primary school fire safety systems to enhance fire safety, protection of public property and the life and property safety of teachers and students, school fire safety into day-to-day management, is developing the following fire safety system. 1, strengthen fire safety education of the whole school. According to the requirements of the Fire Services Act, so that everyone has of keeping fire control safety, protecting fire control facilities, fire prevention, reports of fire给水排水管道工程施工及验收规范 GB50268-2008

2.0.18 桥管法 bridging pipeline method

以桥梁形式跨越河道、湖泊、海域、铁路、公路、山谷等天然或人工障碍专用的管道铺设方法。

2.0.19 工作井 working shaft

用顶管、盾构、浅埋暗挖等不开槽施工法施工时，从地面竖直开挖至管道底部的辅助通道，也称为工作坑、竖井等。 2.0.20 管道严密性试验 leak test

对已敷设好的管道用液体或气体检查管道渗漏情况的试验统称。 2.0.21 压力管道水压试验 water pressure test for pressure pipeline 以水为介质，对已敷设的压力管道采用满水后加压的方法，来检验在规定的压力值时管道是否发生结构破坏以及是否符合规定的允许渗水量(或允许压力降)标准的试验。 2.0.22 无压管道闭水试验 water obturation test for non-pressure pipeline 以水为介质对已敷设重力流管道(渠)所做的严密性试验。

2.0.23 无压管道闭气试验 pneumatic pressure test for non-pressure pipeline 以气体为介质对已敷设管道所做的严密性试验。 3 基本规定 3.1 施工基本规定

3.1.1 从事给排水管道工程的施工单位应具备相应的施工资质，施工人员应具备相应的资格。给排水管道工程施工和质量管理应具有相应的施工技术标准。

3.1.2 施工单位应建立、健全施工技术、质量、安全生产等管理体系，制订各项施工管理规定，并贯彻执行。

3.1.3 施工单位应按照合同文件、设计文件和有关规范、标准要求，根据建设单位提

3.1.4 施工单位应熟悉和审查施工图纸，掌握设计意图与要求实行自审、会审(交底)和签证制度；发现施工图有疑问、差错时，应及时提出意见和建议；如需变更设计，应按照相应程序报审，经相关单位签证认定后实施。

3.1.5 施工单位在开工前应编制施工组织设计，对关键的分项、分部工程应分别编制专项施工方案。施工组织设计、专项施工方案必须按规定程序审批后执行，有变更时要办理变更审批。

3.1.6 施工临时设施应根据工程特点合理设置，并有总体布置方案。对不宜间断施工的项目，应有备用动力和设备。

3.1.7 施工测量应实行施工单位复核制、监理单位复测制，填写相关记录，并符合下列规定：

1 施工前，建设单位应组织有关单位进行现场交桩，施工单位对所交桩进行复核测量；原测桩有遗失或变位时，应及时补钉桩校正，并应经相应的技术质量管理部门和人员认定；

2 临时水准点和管道轴线控制桩的设置应便于观测、不易被扰动且必须牢固，并应采取保护措施；开槽铺设管道的沿线临时水准点，每200m不宜少于1个； 3 临时水准点、管道轴线控制桩、高程桩，必须经过复核方可使用，并应经常校核；

4 不开槽施工管道，沉管、桥管等工程的临时水准点、管道轴线控制桩，应根据施工方案进行设置，并及时校核；

5 对既有管道、构(建)筑物与拟建工程衔接的平面位置和高程，开工前必须校测。