..ZHANG YUYINGLIGUANZHUANGSHIGONG

GUANZHUANGANZHUANGHUNNINGTUQIANGDUDENGJIJIBIHOUFENWEI：YUYINGLIGAOQIANGHUNNINGTUGUANZHUANG(DAIHAOPHC)、YUYINGLIHUNNINGTUGUANZHUANG(DAIHAOPC)、YUYINGLIHUNNINGTUBOBIGUANZHUANG(DAIHAOPTC)。GUANZHUANGANWAIJINGZHUYAOFENWEI300MM、400MM、500MM、550MM、600MM、800MM、1000MMDENGGUIGE。PHCZHUANGHUNNINGTUQIANGDUDENGJIBUDIYUC80，PCZHUANGHEPTCZHUANGHUNNINGTUQIANGDUDENGJIBUGAOYUC80DANBUDIYUC60。GUANZHUANGANKANGWANXINGNENGHUOYOUXIAOYUYAYINGLIZHIFENWEIAXING、ABXING、BXINGHECXINGDENG，QIYOUXIAOYUYAYINGLIZHIFENBIEWEI4MPA、6MPA、8MPA、10MPA，QIJISUANZHIYINGZAIGEZIGUIDINGZHIDEFANWEINEI。

陕西预应力管桩

一、适用范围

1、CHUIJIYUYINGLIGUANZHUANGSHIYONGFANWEICHUIJIYUYINGLIGUANZHUANGSHIYONGYUGEZHONGZHANXINGTU、FENTU，DANGXUYAOCHUANTOUJIAOHOUSHAXINGTUZHONGJIANJIACENGHUOHANLILUANSHIJIAODUODEYINGJIACENGSHI，CAIYONGCHUIJIGUANZHUANGXIAOGUOGENGJIA，DANYINZAOYINDA，ZAICHENGSHIJIANSHEZHONGYINGXIANZHISHIYONG。2、JINGYAYUYINGLIGUANZHUANGSHIYONGFANWEIJINGYAYUYINGLIGUANZHUANGSHIYONGYURUANTU、TIANTU、YIBANZHANXINGTU、FENTU，YOUQISHIYONGYUJUMINCHOUMI、WEIFANGFUJINJIFUJINHUANJINGYAOQIUYANGEDEDIQUCHENZHUANG，QICHILICENGSHIYONGYUYINGSUHUOJIANYINGZHANTUCENG、ZHONGMIHUOMISHISUITUCENG、SHATU、QUANFENGHUAYANCENG、QIANGFENGHUACENG；DANBUYIYONGYUDIXIAYOUGUSHI、ZHANGAIWUHUOHOUDUDAYU2mDEZHONGMIYISHANGSHAJIACENG。

二、工艺流程

1、CHUIJIYUYINGLIGUANZHUANGGONGYILIUCHENG

2、JINGYAYUYINGLIGUANZHUANGGONGYILIUCHENG

三、施工工艺

1、CHUIJIYUYINGLIGUANZHUANGSHIGONGGONGYI

1.1FANGXIANDINGZHUANGWEI（1）GENJUSHEJITUZHIBIANZHIZHUANGCELIANGDINGWEITU，BING..ZHOUXIANKONGZHIDIANBUSHOUDAZHUANGSHIZHENDONGHEJITUDEYINGXIANG。（2）GENJUSHIJIDAZHUANGXIANLUTU，ANSHIGONGQUYUHUAFENCELIANGDINGWEIKONGZHIWANG，YIBANYIGEQUYUNEIGENJUMEITIANSHIGONGJINDUFANGYANG10-20GENZHUANGWEI，ZAIZHUANGWEIZHONGXINDIANDIMIANSHANGDARUYIZHIφ6.5ZHANG30-40cmDEGANGJIN，BINGYONGHONGYOUQIBIAOSHI。

（3）ZHUANGJIYIWEIHOU，YINGJINXINGDIERCIFUHE，..ZHUANGWEIPIANCHAXIAOYU10mm。

（4）CELIANGGONGCHENGSHIYINGCHOUCHAZHUANGWEISHIFOUZHUNQUE。

1.2ZHUANGJIJIUWEIDAZHUANGJIJIUWEISHI，YINGDUIZHUNZHUANGWEI，..CHUIZHIWENDING，ZAISHIGONGZHONGBUFASHENGQINGXIE、YIDONG。

1.3QIDIAOYUZHIGUANZHUANGXIANSHUANHAODIAOZHUANGYONGDEGANGSISHENGJISUOJU，GUANZHUANGZAISHIGONGZHONGQIDIAO，KECAIYONGYIDIANFA（WEIZHIJUZHUANGTOU0.29LCHU），QIDONGDIAOCHEDIAOZHUANG，SHIZHUANGJIANCHUIZHIDUIZHUNZHUANGWEIZHONGXIN，HUANHUANFANGXIACHARUTUZHONG，WEIZHIYAOZHUNQUE；JIANCHAZHUANGDINGKOUHAOZHUANGMAOHUOZHUANGGUHOU，JIKECHUQUSUOJU。

1.4稳桩

ZHUANGJIANCHARUZHUANGWEIHOU，XIANYONGZHUANGCHUIZIZHONGJIANGZHUANGCHARUDIXIA30-50cm，ZAISHIZHUANGCHUIZHIWENDING。10mYINEIDUANZHUANGKEMUCEHUOYONGXIANZHUISHUANGXIANGXIAOZHENG；10mYISHANGHUODAJIEZHUANGBIXUYONGXIANZHUIHUOJINGWEIYISHUANGXIANGXIAOZHENG，BUDEYONGMUCE。ZHUANGCHARUSHICHUIZHIDUPIANCHABUDECHAOGUO0.5%。ZHUANGZAIDARUQIAN，YINGZAIZHUANGDECEMIANHUOZHUANGJIASHANGSHEZHIBIAOCHI，YIBIANZAISHIGONGZHONGGUANCE、JILU。

1.5打桩

（1）DAZHUANGYIZHONGCHUIDIJI，CHUIZHONGDEXUANZEYINGGENJUGONGCHENGDIZHITIAOJIAN、ZHUANGDELEIXING、JIEGOU、MIJICHENGDUJISHIGONGTIAOJIANLAIXUANYONG。

（2）DAZHUANGSHUNXUYIBANANXIANSHENHOUQIAN、XIANZHANGZHUANGHOUDUANZHUANG、XIANDAJINGHOUXIAOJING、XIANSHIGONGDACHENGTAIZHUANGHOUSHIGONGXIAOCHENGTAIZHUANGDEYUANZE，YOUYUZHUANGDEMIJICHENGDUBUTONG，KEZIZHONGJIANFENLIANGXIANGDUICHENGQIANJIN，HUOZIZHONGJIANXIANGSIZHOUJINXING；DANGYICEPILINJIANZHUWUSHI，YOUPILINJIANZHUWUCHUXIANGLINGYIFANGXIANGSHIDA。

（3）GUANZHUANGBIAOMIANYINGMEIMIHUAXIANBIAOJI，YIBIANZUOHAODAZHUANGJILU，DAZHUANGJILUYINGBAOKUORUTUSHENDU、SONGZHUANGSHENDU、ZHUANGDINGBIAOGAO、..GUANRUDU、ZHUANGCHUILUOJUDENGSHIGONGCANSHU。

（4）DANGYUDAOGUANRUDUJUBIAN，ZHUANGSHENTURANFASHENGQINGXIE、WEIYIHUOYOUYANZHONGHUIDAN、ZHUANGDINGHUOZHUANGSHENCHUXIANYANZHONGLIEFENG、POSUIDENGQINGKUANGSHI，YINGZANTINGDAZHUANG，BINGFENXIYUANYIN，CAIQUXIANGYINGCUOSHI。（5）MEIGENZHUANGDEZONGCHUIJISHUJI..1mCHENZHUANGCHUIJISHUKEANXIALIEGUIDINGJINXINGKONGZHI：PCZHUANGZONGCHUIJISHUBUYICHAOGUO2000，..1mCHENZHUANGCHUIJISHUBUYICHAOGUO250；PHCZHUANGZONGCHUIJISHUBUYICHAOGUO2500，..1mCHENZHUANGCHUIJISHUBUYICHAOGUO300。

（6）DANGZHUANGDUANCHILICENGWEIYUSHUIYIRUANHUADEFENGHUAYAN（TU）CENGSHI，DAZHUANGSHIGONGGUOCHENGZHONGYINGGENJUSHEJIYAOQIUJINXINGGUANZHUANGNEIKONGFENGDIHUNNINGTUSHIGONG。FENGDIHUNNINGTUSHIGONGYINGFUHEXIALIEGUIDING：1）ZHUANGJIANYINGSHIFENGKOUXING，ZHUANGJIANHANJIESHIHANFENGYINGLIANXUBAOMANBUSHENSHUI；2）..JIEGUANZHUANGDARUTU（YAN）CENGHOU，YILIJIYONGRENGONGXIANGGUANZHUANGNEIKONGDIBUGUANZHUGAO1.5-2.0mDEC30XISHIHUNNINGTU，HUOZHEDAISHOUCHUIHOUJINGDENGGUANGZHAOSHEHUOKONGNEISHEXIANGJIANCHAGUANZHUANGNEIBIJIBENWANHAOHOULIJIGUANZHUFENGDIHUNNINGTU。

1.6接桩

（l）ZAIZHUANGZHANGBUGOUDEQINGKUANGXIA，YINGJINXINGJIEZHUANG，JIEZHUANGQIANYONGGANGSISHUAQINGCHUJIETOUBIAOMIANDEWUWUHETIEXIU，SHANGXIAJIEZHIJIANYINGHANLAO。YIBANCAIYONGDIANHANJIEZHUANG，HANJIEYIZAIZHUANGSIZHOUDUICHENGDIJINXING，DAISHANGXIAZHUANGJIEGUDINGHOUCHAICHUDAOXIANGGUZAIFENCENGSHIHAN；HANJIECENGSHUBUDESHAOYU2CENG，..CENGHANWANHOUBIXUBAHANZHAQINGLIGANJING，FANGKEJINXINGDIERCENG（DE）SHIHAN，HANFENGYINGLIANXU、BAOMAN；HANHAOHOUDEZHUANGJIETOUYINGZIRANLENGQUEHOUFANGKEJIXUCHUIJI，ZIRANLENGQUESHIJIANBUYISHAOYU8min；YANJINCAIYONGSHUILENGQUEHUOHANHAOJISHIDA。

（2）JIEZHUANGSHI，YIBANZAIJUDIMIAN0.5-lmZUOYOUSHIJINXING; JIEZHUANGSHISHANGXIAJIEZHUANGDUANYINGBAOCHISHUNZHI，CUOWEIPIANCHABUYIDAYU2mm;JIEZHUANGJIUWEIJIUPIANSHI，BUDECAIYONGDACHUIHENGXIANGQIAODA；JIEDIANZHEQUSHIGAOBUDEDAYUl‰ZHUANGZHANG。

（3）YUTIANHANJIESHI，YINGCAIQUKEKAODEFANGYUCUOSHI；DONGJIDIWENHANJIESHI，YINGCAIQUWEIBIJIBAOWENJIAWENCUOSHI。

1.7送桩

（1）GENJUSHEJIZHUANGZHANGJIEZHUANGWANCHENGBINGZHENGCHANGSHIDAHOU,YINGGENJUSHEJIJISHIDAZHUANGSHIQUEDINGDEGEXIANGZHIBIAOLAIKONGZHISHIFOUCAIQUSONGZHUANG，SONGZHUANGSHENDUBUYIDAYU2.0m。DANGSONGZHUANGSHENDUCHAOGUO2.0mQIEBUDAYU6.0mSHI，DAZHUANGJIYINGWEISANDIANZHICHENGLVDAIZIXINGSHIHUOBULVSHICHAIYOUDAZHUANGJI；ZHUANGMAOHEZHUANGCHUIZHIJIANYINGYONGSHUWENYINGMUHUOPANYUANCENGDIEDEGANGSISHENGZUO“CHUIDIAN”，QIHOUDUYIQU150-200mm。

（2）SONGZHUANGQIANYING..ZHUANGCHUIDEDAOXIANGJIAOBUSHENCHUDAOGANMODUAN，GUANZHUANGLUCHUDIMIANDEGAODUYIKONGZHIZAI0.3-0.5m；DANGZHUANGDINGDAZHIJIEJINDIMIANXUYAOSONGZHUANGSHI，YINGCECHUZHUANGDECHUIZHIDUBINGJIANCHAZHUANGDINGZHILIANG，HEGEHOUYINGJISHISONGZHUANG。

（3）SONGZHUANGYINGCAIYONGZHUANYONGDESONGZHUANGQI，SONGZHUANGQIYIZUOCHENGYUANTONGXING，BINGYINGYOUZUGOUDEQIANGDU、GANGDUHENAIDAXING；SONGZHUANGQIZHANGDUYINGMANZUSONGZHUANGSHENDUDEYAOQIU，WANQUDUBUDEDAYU1/1000。

（4）SONGZHUANGQISHANGXIALIANGDUANMIANYINGPINGZHENG，QIEYUSONGZHUANGQIZHONGXINZHOUXIANXIANGCHUIZHI；SONGZHUANGQIXIADUANMIANYINGKAIKONG，SHIKONGXINZHUANGNEIQIANGYUWAIJIELIANTONG。

（5）SONGZHUANGQIYINGYUZHUANGPIPEI。TAOTONGSHISONGZHUANGQIXIADUANDETAOTONGSHENDUYIQU250-350mm，TAOGUANNEIJINGYINGBIZHUANGWAIJINGDA20-30mm。

（6）SONGZHUANGZUOYESHI，SONGZHUANGQIYUZHUANGTOUZHIJIANYINGSHEZHI1-2CENGMADAIHUOYINGZHIBANDENGCHENDIAN。NEITIANDANXINGCHENDIANYASHIHOUDEHOUDUBUYIXIAOYU60mm。

（7）ZHUANGJIANYINGANSHEJIYAOQIUJINRUCHILICENG，SONGZHUANGDE..GUANRUDUYINGCANKAOXIANGTONGTIAOJIANXIABUSONGZHUANGSHIDE..GUANRUDUBINGXIUZHENG；SONGZHUANGWANCHENGHOUYINGJISHIJIANGKONGKONGHUITIANHUOFUGAI。

1.8终止锤击

ZHUANGZHONGZHICHUIJIDEKONGZHIYINGFUHEXIALIEGUIDING：DANGZHUANGDUANWEIYUYIBANTUCENGSHI，YINGYIKONGZHIZHUANGDUANSHEJIBIAOGAOWEIZHU，GUANRUDUWEIFU；ZHUANGDUANDADAOJIANYING、YINGSUDEZHANXINGTU、ZHONGMIYISHANGFENTU、SHATU、SUISHILEITUJIFENGHUAYANSHI，YINGYIGUANRUDUKONGZHIWEIZHU，ZHUANGDUANBIAOGAOWEIFU；GUANRUDUYIDADAOSHEJIYAOQIUERZHUANGDUANBIAOGAOWEIDADAOSHI，YINGJIXUCHUIJI3ZHEN，BINGANMEIZHEN10JIDEGUANRUDUBUYINGDAYUSHEJIGUIDINGDESHUZHIQUEREN，BIYAOSHI,SHIGONGKONGZHIGUANRUDUYINGTONGGUOSHIYANQUEDING；FUHESHEJIYAOQIUHOU，TIANHAOSHIGONGJILU。RUFAXIANZHUANGWEIYUYAOQIUXIANGCHAJIAODASHI，YINGHUITONGYOUGUANDANWEIYANJIUCHULI。2、JINGYAYUYINGLIGUANZHUANGSHIGONGGONGYI

2.1放线定桩位

TONG“CHUIJIYUYINGLIGUANZHUANG”ZHONG“FANGXIANDINGZHUANGWEI”。2.2ZHUANGJIJIUWEI

ZHUANGJIJIUWEISHI，YINGDUIZHUNZHUANGWEI，JIANGJINGYAZHUANGJIDIAOZHISHUIPING、WENDING，..ZAISHIGONGZHONGBUFASHENGQINGXIE、YIDONG。

2.3吊桩就位

（1）XIANSHUANHAODIAOZHUANGYONGDEGANGSISHENGJISUOJU，GUANZHUANGZAISHIGONGZHONGQIDIAO，KECAIYONGYIDIANFA（WEIZHIJUZHUANGTOU0.29LCHU），QIDONGDIAOCHEDIAOZHUANG，JIANGYUZHIZHUANGDIAOZHIJINGYAZHUANGJIJIAJUZHONG，SHIZHUANGJIANCHUIZHIDUIZHUNZHUANGWEIZHONGXIN，JIAJINBINGFANGRUTUZHONG，YIDONGJINGYAZHUANGJIDIAOJIEZHUANGCHUIZHIDU，FUHEYAOQIUHOUJIANGJINGYAZHUANGJIDIAOZHISHUIPINGBINGWENDING。（2）ZHUANGJIANCHARUZHUANGWEISHICHUIZHIDUPIANCHABUDECHAOGUO0.5%。YAZHUANGQIAN，YINGZAIZHUANGDECEMIANHUOZHUANGJIASHANGSHEZHIBIAOCHI，YIBIANZAISHIGONGZHONGGUANCE、JILU。

2.4压桩

（1）YAZHUANG：QIDONGYAZHUANGYOUGANG，BAZHUANGXUXUYAXIA，KONGZHISHIYAJINDUFUHEXIANGGUANSHEJIGUIFANYAOQIU，DADAOYAZHUANGLIDEYAOQIUYIHOU，BIXUCHIHEWENDING。RUOBUNENGWENDING，BIXUZAICHIHE，YIZHIDAOCHIHEWENDINGWEIZHI，CHIHESHIJIANYOUSHEJIRENYUANYUJIANLIZAIXIANCHANGSHIZHUANGSHIQUEDING。

（2）YAZHUANGYINGLIANXU,YIJIANGMEIGENZHUANGYICIXINGLIANXUYADAODI，QIE..YIJIEYOUXIAOZHUANGZHANGBUYIXIAOYU5m。（3）JIANZHUMIANJIJIAODA，ZHUANGSHUJIAODUOSHI，KEJIANGZHUANGJIFENCHENGSHUDUAN，YAZHUANGZAIGEDUANFANWEINEIFENBIEJINXING。YAZHUANGSHUNXUYIBANXIANSHENHOUQIAN，XIANZHANGZHUANGHOUDUANZHUANG，XIANDAJINGHOUXIAOJING，XIANSHIGONGDACHENGTAIZHUANGHOUSHIGONGXIAOCHENGTAIZHUANGDEYUANZE，YOUYUZHUANGDEMIJICHENGDUBUTONG，KEZIZHONGJIANFENLIANGXIANGDUICHENGQIANJIN，HUOZIZHONGJIANXIANGSIZHOUJINXING。DANGYICEPILINJIANZHUWUSHI,YOUPILINJIANZHUWUCHUXIANGLINGYIFANGXIANGSHIYA。DUIYUCHANGDIDICENGZHONGJUBUHANSHA、SUISHI、LUANSHISHI，YIXIANDUIGAIQUYUJINXINGYAZHUANG。（4）YAZHUANGGUOCHENGZHONGYINGCELIANGZHUANGSHENDECHUIZHIDU。..JIEZHUANGXIAYASHICHUIZHIDUPIANCHABUYINGDAYU0.5％；DANGZHUANGSHENCHUIZHIDUPIANCHADAYUGUIFANYAOQIUSHI，YINGZHAOCHUYUANYINBINGSHEFAJIUZHENG；DANGZHUANGJIANJINRUJIAOYINGTUCENGHOU，YANJINYONGYIDONGJIJIADENGFANGFAQIANGXINGJIUPIAN。（5）CHUXIANXIALIEQINGKUANGZHIYISHI，YINGZANTINGYAZHUANGZUOYE，BINGFENXIYUANYIN，CAIYONGXIANGYINGCUOSHI：1YALIBIAODUSHUXIANSHIQINGKUANGYUKANCHABAOGAOZHONGDETUCENGXINGZHIMINGXIANBUFU；2ZHUANGNANYICHUANYUEJUYOURUANRUOXIAWOCENGDEYINGJIACENG；3SHIJIZHUANGZHANGYUSHEJIZHUANGZHANGXIANGCHAJIAODA；4CHUXIANYICHANGXIANGSHENG;YAZHUANGJIXIEGONGZUOZHUANGTAICHUXIANYICHANG；5ZHUANGSHENCHUXIANZONGXIANGLIEFENGHEZHUANGTOUHUNNINGTUCHUXIANBOLUODENGYICHANGXIANXIANG；6JIACHIJIGOUDAHUA；7YAZHUANGJIXIAXIAN；8YOUXIAOZHUANGZHANGBUZU6m；9ZHUANGSHENTURANQINGXIE、PAOWEI；10LINZHUANGSHANGFUHUOZHUANGTOUPIANYI；11DIMIANMINGXIANLONGQI，FUJINFANGWUJISHIZHENGSHESHIKAILIESHOUSUN。

2.5JIEZHUANGTONG“CHUIJIYUYINGLIGUANZHUANG”ZHONG“JIEZHUANG”。

2.6送桩

（1）CELIANGZHUANGDECHUIZHIDUBINGJIANCHAZHUANGTOUZHILIANG，HEGEHOUFANGKESONGZHUANG，YA、SONGZUOYEYINGLIANXUJINXING。

（2）SONGZHUANGYINGCAIYONGZHUANZHIGANGZHISONGZHUANGQI，BUDEJIANGGONGCHENGZHUANGYONGZUOSONGZHUANGQI。

（3）DANGCHANGDISHANGDUOSHUZHUANGJIAODUAN（L≤16m）HUOZHUANGDUANCHILICENGWEIYIRUANHUADEFENGHUAYANSHI，SONGZHUANGSHENDUBUYICHAOGUO1.0m。

（4）CHUSHANGKUANGUIDINGWAI，SONGZHUANGSHENDUGENJUXUYAOKECHAOGUO2m，DANBUYINGDAYU6m。

（5）SONGZHUANGSHIDE..YAZHUANGLIBUYICHAOGUOZHUANGSHENBAOYAYUNXUYAZHUANGLIDE1.1BEI。

2.7终压条件

ZHONGYATIAOJIANYINGFUHEXIALIEGUIDING：

（1）YINGGENJUXIANCHANGSHIYAZHUANGDESHIYANJIEGUOQUEDINGZHONGYALIBIAOZHUN。

（2）ZHONGYALIANXUFUYACISHUYINGGENJUZHUANGZHANGJIDIZHITIAOJIANDENGYINSUQUEDING。DUIYURUTUSHENDUDAYUHUODENGYU8mDEZHUANG，FUYACISHUKEWEI2-3CI；DUIYURUTUSHENDUXIAOYU8mDEZHUANG，FUYACISHUKEWEI3-5CI。

（3）WENYAYAZHUANGLIBUDEXIAOYUZHONGYALI，WENDINGYAZHUANGDESHIJIANYIWEI5-10s。

DANGYAZHUANGLIYIDADAOZHONGYATIAOJIANSHI，YINGLIJIJINXINGCHIHE、FUYA，TIANXIESHIGONGJILU，YOUQIJILU..SANCIWENDINGYALISHIDEFUYAGUANRUDUJIZHUANGDINGBIAOGAO。

2.8 DANGYIGENZHUANGSHIYAWANBI，LUCHUDIMIANDEZHUANGDUANBIXUZAIYIJIQIANJIECHU。GUANZHUANGYINGCAIYONGJUZHUANGJIJIEGE，FANGZHUANGYIYONGSHOUGONGZAOZIJIEGE，YANJINLIYONGYAZHUANGJIXINGZOUDETUILIQIANGXINGJIANGZHUANGBANDUANHUOYONGZHUIXINGWUTIYARUGUANZHUANGDINGBUNEIKONGJINXINGPOSUIZHUANGTOUDEZUOFA。ZHUANGTOUJIECHUHOUYINGCAIYONGSHUIZHUNYIDENGYIQICECHUQIZHUANGDINGBIAOGAO，DAIQUANBUGONGCHENGZHUANGSHIYAWANBI，ZAIFUCEYICI。