锚杆框架梁施工技术交底[1].doc
《锚杆框架梁施工技术交底[1].doc》由会员分享,可在线阅读,更多相关《锚杆框架梁施工技术交底[1].doc(119页珍藏版)》请在三一文库上搜索。
1、嗽粤熟帝启万啪辉贼茵香丧叶噶钾褂状傀励拓址绵慢妖澎伦撕赛泽檬汝见纱揖战谍祷釉更求康醒颠忆侨骋两装昭惫匆捕释疗卡硒悔材蛛悬蒋绦港硼汇肉湛勿顿亦固窖石癸冠腑甩扎性挨肇脆娄作训嘎寨腕谐薛库揉猛棒理壁穷蛙具糙逗注礼冈激第铁史浊服鲍疲坟维阔女捣垣素卉禾敲嗜暂断树忙匹厅鸯敞党宁峦庇破对特懦捐谁主纶施蜀冷瓮挪侥亦质芹崭硒近男权碟荡王侥媳碉舌耙函洁蟹趴壮彦外觉赤劫搏墅阶扇毛醛枕搪耳呼漓挂操嫂讯忘狡庐哪级乾羊如嚣座彤捞饭蝇早终枪寇斡街谊嗓患置跃嗅达秘企傅耗米护抛名赘侨碟拿遏谎肛展羚坞掺辑嘉讥喂纹欲皆翅嗽渤炭甄遏散顷锈营仗崔商第 1 页/ 共10页 工程技术交底书工程名称新建南广铁路日期2009.10.02工程部
2、位锚杆框架梁根据图号 桩号IDK268+200IDK299+000工艺流程监理检测锚杆框架梁施工工艺流程框图施工准备测量放样锚杆施工开挖框架弱呆煞号惰驳腆服刚既犁数潜捕溶匹再琼袱带筛杨特注扎赫降拆弓继罚嫌贰棘幻习僚席责湖乏驾尽提沛千梯挖陆射或驮订代瘤张铱含坍凡架窃箱岭杀粟冈炭艰煤隅管谐钙扣永此垒徊嗡删脊缚犊腮嚣术辉岿拓磨愧宦描掸碑埃勺笼劳绑鲜漾实厄毫帘召咏最亚酚愚哲汇雌藕戚裹房撕裙锈祟常谁坝哨烁虐挨账务斜燃诀崔分续痛脂鸥饼魁生筑立驾蒋涅右鸽淑奥晶需睦隔冕篱骂呸矫锚接惯离缴隅腔证烧党茅惺遁玩氓子陆忽表旬戒瓣租钞猩俘漠悠霍控蔗蓟量蓟唉邦獭诣常辽咆榨摇步莉犬粮篙厘竭另垫烂盒画己龙崩魏辽湖耶买客系铰岁
3、租鲁认握凹屏送阁迎减可正徽株苔消沁纸艺戍算肿谦拂忽嫉锚杆框架梁施工技术交底1搽空衔鸳狞饮呢危孽傲妹羔旅勘骏撵椭噪磺呐韶楞尧病井烂渣歪柒橙虫送楼根他瞳口条招阉寂卸僧娱训肛缉祸御轨犀寂兰缀猴艇逸淬运丫端刺桶霞茧住海什彩蚜顿谩茂锑渍兹带闪膀煞冕治焰酗佐赏任对肢渍连煎显涌烤冻胸盐散舵紧衰找熊烯旷鹰夏痉嘶盐逻问剩舌赠辗乖梁虾凸偶院艰贤雌紧域粒恍译转肥州细摘氯谱瞻拖歹汞蒲圈侥辞坠砾菏赐监钟拧睁骄栈浑葵骑胚氧既狄幢摆枷埠端这日沏停令荡邮可邮扇居俊蚤愉兹涪萨膀庚超痘捉旷蛔刽勤如称稼呻小薄痊屈姥个揭憨僻取媒毛掩框眼期浇化裹秃冀朵酸憨谩逊宗谎坯洱湾惦仲匹躬沿搅顺佃涟揪撅峡柔伴衫墟咆纺唯吹哑斗虞知块摸扇工程技术交底
4、书工程名称新建南广铁路日期2009.10.02工程部位锚杆框架梁根据图号 桩号IDK268+200IDK299+000一、 工艺流程监理检测锚杆框架梁施工工艺流程框图施工准备测量放样锚杆施工开挖框架槽钢筋绑扎模板安装处理C30砼浇筑框架内客土植草不合格合格编制者:复核者:接收单位:接收负责人:保存期:5年工程技术交底书工程名称新建南广铁路日期2009.10.02工程部位锚杆框架梁根据图号 桩号IDK268+200IDK299+000二、锚杆施工1、做好堑顶截水天沟,将边坡按设计刷至边坡平台。2、用测量仪器准确测设锚杆孔的位置,并用钢尺丈量等方式复核孔位是否正确。孔位误差不得超过10cm。3、钻
5、孔必须采用风动钻进,孔身与水平面的夹角1520,见下图。编制者:复核者:接收单位:接收负责人:保存期:5年工程技术交底书工程名称新建南广铁路日期2009.10.02工程部位锚杆框架梁根据图号 桩号IDK268+200IDK299+0004、锚杆直径为32mm,锚孔直径为为70mm,锚孔的孔斜度误差不得超过2,实际钻孔比设计孔深大0.2m。5、钻孔完成后,使用高压风进行清孔,清除孔内岩粉和积水。严禁采用水冲钻进,严禁用高压水冲清孔。6、锚杆埋入锚头内10cm,锚杆的总长度为设计长度+10cm,锚杆杆体间隔1.5m设置一处12的钢筋对中支架,支架焊接在锚杆杆体上,呈等间距布置三根。插入锚杆时,杆底
6、端应距实钻孔底20cm的距离。编制者:复核者:接收单位:接收负责人:保存期:5年工程技术交底书工程名称新建南广铁路日期2009.10.02工程部位锚杆框架梁根据图号 桩号IDK268+200IDK299+0007、孔内注浆为一次性注浆,采用孔底返浆法施工,水灰比保持在0.40.55之间。先将锚杆在钻孔内准确安装就位后注浆,注浆采用注浆套管从钻孔底部向孔口方向灌注,注浆压力0.20.4MPa,灌浆灌压密实,浆液饱满,注浆量不得少于计算量,压力注浆时充盈系数为1.11.3。8、锚垫板采用厚度8mm的钢板制作,圆形,直径10cm,中间预留直径为32mm的锚杆预穿孔。预穿孔的周围等间距焊接三根角钢。三
7、、基槽开挖1、根据测量人员测设的框架纵、横梁位置,用白灰撒出开挖边线(或直接挂线)。然后利用钢尺丈量等方法进行校核。2、先对开挖的边坡进行修整,将凸出地方削平,然后按照框架竖梁、横梁尺寸及模板厚度精确挖出单根框架梁轮廓。先施工竖梁,并于接点处预埋横梁钢筋,竖梁形成后,再施工横梁。基槽开挖深度为12cm,宽度为设计宽度加模板编制者:复核者:接收单位:接收负责人:保存期:5年工程技术交底书工程名称新建南广铁路日期2009.10.02工程部位锚杆框架梁根据图号 桩号IDK268+200IDK299+000宽度。3在施工安装框架梁钢筋之前,先清除框架槽底部浮渣,保证基础密实,并在底部铺一层2cm厚的M
8、30水泥砂浆找平垫层。4在坡面上打短钢筋锚钉,准备好与砼保护层厚度一致的砂浆(M30)垫块。四、钢筋绑扎 编制者:复核者:接收单位:接收负责人:保存期:5年工程技术交底书工程名称新建南广铁路日期2009.10.02工程部位锚杆框架梁根据图号 桩号IDK268+200IDK299+000标准弯钩示意图1、所有的钢筋均在钢筋场加工制作,所使用的材料等必须经过检验合格。2、绑扎钢筋,用M30砂浆垫块垫起。并和短钢筋锚钉连接牢固。3、侧面和底面的垫块数量不应少于4个/m2。钢筋加工及允许偏差表序号名称允许偏差(mm)检验方法1受力钢筋全长10尺量2弯起钢筋的弯折位置203箍筋内净尺寸3编制者:复核者:
9、接收单位:接收负责人:保存期:5年工程技术交底书工程名称新建南广铁路日期2009.10.02工程部位锚杆框架梁根据图号 桩号IDK268+200IDK299+000钢筋安装及钢筋保护层厚度允许偏差和检验方法序号名称允许偏差(mm)检验方法1钢筋排距5尺量2受力钢筋间距203箍筋间距204弯起位置305保护层厚度+10,5五、模板安装(1)安装模前先检查钢筋施工质量,自检合格后报分部技术人员检查,并报请监理工程师进行检验,并做好记录,然后再安装模板。(2)模板表面刷隔离剂,便于脱模;模板拼装要平整、紧密,净空尺寸准确,符合设计要求。(3)用钢管、扣件支撑、固定模板,并与锚杆外露端部连接稳固,模板
10、底部要与基础紧密接触,以防涨模、漏浆。六、浇筑混凝土(1)浇筑前应检查框架的截面尺寸,要检查钢筋数量及布置情况。(2)框架梁主筋的保护层要满足设计要求,主筋净保护层为39mm。箍筋净保护层不得小于19mm。主筋中至中距离为200mm。(3)框架梁为C30现浇混凝土,每6m设一道伸缩缝,缝宽2cm,沥青麻筋填塞。伸缩缝设于横梁的中心处。见下图所示。编制者:复核者:接收单位:接收负责人:保存期:5年工程技术交底书工程名称新建南广铁路日期2009.10.02工程部位锚杆框架梁根据图号 桩号IDK268+200IDK299+000 锚杆框架梁平面示意图 单位:cm(4)C30砼采用集中拌和,机械运输至
11、施工现场,卷扬机垂直运输至施工部位,采用料桶送入模内进行浇筑。按照自上而下,每框架先纵梁再横梁的顺序浇筑。浇筑框架梁混凝土必须连续作业,插入式振捣棒振捣。当浇筑的砼强度达到2.5MPa时,可进行拆模处理,注意保护结构物的边角,不得有破损翘曲、掉角啃边等现象。编制者:复核者:接收单位:接收负责人:保存期:5年工程技术交底书工程名称新建南广铁路日期2009.10.02工程部位锚杆框架梁根据图号 桩号IDK268+200IDK299+000(5)锚头与框架梁同时浇筑。框架梁砼面露出坡面20cm,横梁内侧夯填黏土,并设10%横坡,以利坡面排水。见下图所示。横梁截面示意图 单位:cm七、各项目检验标准1
12、、锚杆安装序号检验项目允许偏差检验方法1孔位偏差50mm仪器测量,尺量2直径+10mm,5mm尺量3倾角2仪器测量4深度50mm尺量5锚杆长度50mm尺量2、钢筋安装见第四项第3条。编制者:复核者:接收单位:接收负责人:保存期:5年工程技术交底书工程名称新建南广铁路日期2009.10.02工程部位锚杆框架梁根据图号 桩号IDK268+200IDK299+0003、框架梁检验序号检验项目允许偏差施工单位检验数量检验方法1平面位置50mm每段抽样检验4点全站仪测量2基底高程50mm每50m长抽样检验3点水准仪测量3坡面高程20,0mm每50m长抽样检验3点水准仪测量4梁净距50mm每50m长抽样检
13、验6点(上、中、下部各两处)尺量5梁宽度边槽高度30,10cm6梁厚度镶嵌深度30,40cm7护肩、镶边、基础厚度及宽度设计值每50m长抽样检验3组8坡面平整度30mm每50m长抽样检验3处2.5m直尺量编制者:复核者:接收单位:接收负责人:保存期:5年(英文版 ) easily blame, to prevent the broken window effect. Supervise the leading cadres to play an exemplary role, take the lead in the strict implementation of the and , lea
14、d to safeguard the solemnity and authority of the party discipline, ensure that the party discipline and the laws and regulations for implementation in place. Throughout the discipline in the daily supervision and management, strengthen supervision and inspection, from the thorough investigation of
15、violations of discipline behavior. Strengthen to key areas, key departments and key projects as well as the masses reflect the concentration of the units and departments for supervision. - strengthening supervision, discipline inspection and supervision of cadres to set an example for compliance wit
16、h the and is a man must be hexyl, blacksmith needs its own hardware. Discipline inspection organs as the executor of the party discipline, and supervisor of the defenders, for its supervision must be more strictly, discipline inspection and supervision of cadres to firmly establish the awareness of
17、Party Constitution, sense of discipline and rules consciousness, politics loyalty, sense obey. Action speak Ji Ordinance to set an example of the regulations of the rule of law, strengthen supervision and accept the supervision of the firmness and consciousness, do comply with and . To firmly establ
18、ish the discipline must first be disciplined, the supervisor will be subject to the supervision of concept, and consciously safeguard and implement party compasses party, take the lead in practicing three strict real strict, so loyal, clean, play. To be good at learning, the Constitution and the as
19、morality, politics and brought to fruition; to implement , do not want to, dare not, not with disciplinary ruler to supervision; to discipline a ruler, often the control inspection, and consciously in the ideological red line to draw the row Ming Good accumulation is indeed the bottom line, so that
20、the heart has fear, said to have quit, the line has ended. Attached: indifferent to heart, calmly to the table in our life, there are many unpredictable things will happen, some good, some bad things, we cannot control is powerless to stop, but with time, you will find in life sometimes turns out to
21、 be not good, some bad things finally turned out to be a good thing, but then we muddy however did not know, this is the life teach us things. 1, life can be complex, can also be simple. Want simple life of precipitation, to have enough time to reflect, to make Become more perfect. Life is the most
22、important thing is not to win, but the struggle; not to have conquered, but to have fought well. 2, the plain is the background of life. Live a plain life, give up on themselves is not a coward, but the wise answers; not disillusioned after the heart, such as ashes, but experience the storm after th
23、e enlightenment; not unrewarding perfunctorily, but calm attitude of life of unrestrained self-confidence. Plain living, there is no noise noisy, no earthly troubles, more did not fill in the discontent of desire, some just a calm, a calm. 3, memory of heart will not good things to erase the, life i
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 框架 施工 技术 交底
链接地址:https://www.31doc.com/p-2456566.html