hz熙岸沉降观测点施工方案.doc

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 "prevent, rescue each 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. 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南昌中海朝阳郡·熙岸6-23#楼工程重大危险源辨识及控制措施方案编 制 人:审 核 人:审 批 人:通州建总集团有限公司中海项目部二0一三年十一月十五日中海朝阳郡·熙岸6-23#楼及车库工程沉降观测点施工方案目 录前言-工程概况一、沉降观测点的设置二、沉降观测的要求三、沉降观测的精度及整理四、沉降观测中问题及处理五、附图工程概况本工程位于南昌市西湖区桃花南路、云飞路，总建筑面积4.07万平方米，结构类型为剪力墙结构。抗震等级三级，抗震设防烈度六度，建筑设计使用年限为50年。本工程建设单位为南昌中海地产有限公司，设计单位为江西省建筑设计研究总院，监理单位为深圳市中海建设监理有限公司，施工单位为通州建总集团有限公司。沉降观测点的施工方案一、 沉降观测点的设置1、建筑物的沉降观测是根据建筑物附近的水准点进行的，所以这些水准点必须坚固稳定，为了对水准点进行相互校核，防止其本身发生变化，水准点的数量应按结构施工图设计说明中的第十二条第4款JGJ/T8-2007<<建筑变形测量规程>>的要求进行布置，以组成水准网，对水准点定期进行高程检测，确保沉降观测成果的正确性，水准点应与观测点接近，其距离不应超过50M，以保证观测的精度，水准点应设在受振区域以外的安全地点，可利用工程施工中的使用的水准点，作为沉降观测的水准点。2、各幢楼的沉降观测点的布置按图纸要求为建筑物四角和伸缩缝两侧，四周以轴线前后差开进行设点。沉降观测点的编号是从建筑物的正立面左边往右顺序排列，以便进行观测记录，合理设置沉降观测点，既可以表示出沉降特征的地点，又可以全面地精确查明沉降情况。3、沉降观测点埋设根据图纸设计要求，设置的高度为高出室外地坪750，用ø20钢筋弯成90°，用红油漆在砼柱编号，沉降点用防锈漆涂刷防锈，再用黑油漆涂刷表面。沉降观测点采用植筋方法将其埋设在砼柱上，外露出砼柱面50mm,在其所在的位置下用标准砖砌筑一个小井，小井高度以高出沉降观测点一皮砖，顶部用木板盖住井口加以保护。二、 沉降观测要求1、沉降观测的时间和次数，根据工程的性质、工程进度、地基土质情况及荷载增加情况等决定，一般每施工一层，观测一次，直至竣工。工程竣工后第一年测四次，第二年测二次，第三年后每年一次，直至下沉稳定为止，一般为五年。施工中如遇中途停工时间较长，应在停工时复工前进行观测。2、沉降观测是一项较长期的系统观测工作，为了保证观测结果的正确性，应可能做到“四定”，固定人员进行观测及整理、分析结果。固定使用同一台水准仪和铝合金塔尺，使用固定的水准点，按规定的日期、方法及路线进行观测。观测仪器采用S2水准仪和铝合金塔尺，在进行沉降观测时，因施工的影响造成通视困难，往往为寻找架置水准仪的适当位置而头痛，为此要进行选择确定适当安置水准仪的位置，选定几个固定点作为临时水准点（转站点），并与永久水准点组成环路，根据确定的临时水准点，水准仪架设的位置及观测线路。绘出沉降观测路线图，作为以后每次都固定路线观测蓝本。采用固定的路线观测，不但避免了为寻找架设水准仪位置的麻烦，加快观测的进度，而且由于路线固定，比任意选择观测路线可以提高沉降观测的精度，但是必须注意在测定临时水准点高程的同一天时间应同时观测其他沉降观测点。3、沉降观测点首次观测的高程值是以后各次观测用以进行比较的根据，如果初测精度不够或存在误差，不仅无法补测，而且会造成沉降工作中矛盾现象，因此必须提高初测精度，同时每个沉降观测点首次高程，应在同期进行两次观测后决定，施工中每次观测，必须以确定的路线进行观测工作，观测前必须对基准点进行复核，正确无误后才能引测。水准仪后视基准点，前视沉降观测点，水准仪离前视、后视铝合金塔尺的距离，要用丈量或用视距法测量，视距一般不应超过50M，前视、后视的距离应尽可能相等。前视各点观测完毕以后，应回视后视点，最后应闭合于水准上。观测所得的数据做好记录，每次观测必须由测量员进行观测工作，施工员负责复测和记录，助理施工员负责跑尺，将观测的数据经过计算，得出本次沉降的数据，并绘制沉降观测曲线。4、每次观测后如发现沉降异常应立即通知设计、业主、监理共同采取措施，工程竣工交验前可根据业主及设计要求，设立永久性观测点进行观测。三、 沉降观测的精度及整理1、沉降观测点相对于后视点高差测定的允许偏差为±2（即水准仪在每一测站观测完前视各点以后，再回视后视点，两次读数之差不得超过2）。每次观测结束后，要检查记录计算是否正确，精度是否合格，并进行误差分配，然后将观测高程列入沉降观测结果表中，计算相邻两次观测之间的沉降量，并注明观测日期和楼层情况。为了更清楚地表示沉降、时间、楼层之间的相互关系，还要绘出每一观测点的时间与沉降量的关系曲线及时间与楼层的关系曲线。2、时间与沉降量的关系曲线，系以沉降量S为纵轴，时间T为横轴，根据每次观测日期和每次下沉量按比例画出各点，然后将各点连接起来，并在曲线的一端注明观测点的编号。3、时间与楼层的关系曲线，系以楼层层数P为纵轴，时间T为横轴，根据每次观测日期和每楼层画出各点，然后将各点连接起来。4、两种关系曲线合画在同一图上，以便能更清楚地表明每个观测点在一定时间内，所受到楼层及沉降量。四、 沉降观测中的问题及其处理在沉降观测工作常有一些矛盾现象，并从沉降与时间关系曲线上表现出来。对于这些问题，必须分析其产生的原因，予以合理的处理。1、曲线在首次观测后即发生回升现象，在第二次观测时即发现曲线上升至第三次后，曲线又逐渐下降，发生此种现象，一般都是由于初测精度不高，而使观测结果存在较大误差所引起的，在处理这种情况时，如曲线回升超过5，应在第一次观测结果作废，而采用第二次观测结果作为初测结果，如曲线回升在5之内，则可调整初测标高与第二次观测标高一致。2、曲线在中间某点突然回升，发生此现象的原因，多半是因为水准点或观测点被碰动所为，而且只有当水准点碰动后低于被碰动前的标高及观测点被碰后高于被碰前的标高时，才有出现回升现象的可能，由于水准点或观测点被碰撞，其外形必有损伤，比较容易发现。如水准点被碰动时可改用另外的水准点来继续观测，如观测点被碰后以已活动，则需另行埋设新点，若碰后点位尚牢固，取该点在同一期内的沉降量，作为被碰观测点的沉降量，此做法虽不能真正反映被碰观测点的沉降量，但也能得到比较接近实际情况的结果。3、曲线的波浪起伏现象，曲线在后期呈现波浪起伏现象，该现象在沉降观测中常有发生，其原因并不是建筑物下沉造成，而是测量误差所致的。曲线在前期波浪起伏不突出是因下沉量大于测量误差之故，但到后期，由于建筑物下沉极微或已接近稳定，因此在曲线上就出现测量误差比较突出的现象，针对这种情况，应根据整个过程进行分析，决定自某点起将波浪形曲线改成水平线。4、曲线中断现象，由于观测点被碰动，后来设置的观测点绝对标高不一致，而使曲线中断，为了将中断曲线连接起来，可按照曲线在中间某点突然回升现象的办法，估求出未作观测期间的沉降量。并将新设置的沉降量，并将新设置的沉降点不计其绝对标高，而取其沉降量。一并加在旧沉降点的累计沉降量中去。五、附图见后Electricity 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 water