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浅谈非开挖工程的施工工艺

来源:kjccz.com 日期: 2019-10-9 11:48:04

SUIZHEKEJIDEBUDUANFAZHANYIJIRENMENGEXIANGGUANNIANDEBUDUANTIGAO,FEIKAIWAGONGCHENGZHUJIANCHENGWEIXIANZAIGUANDAOSHIGONGDEZHONGYAOFANGSHIZHIYI,JISHUDECHENGSHU、YOUSHIDETUCHU、XUQIUDEKUODASHIDEFEIKAIWAGONGCHENGFAZHANYUELAIYUEKUAI,DANGRAN,QIGONGYIFANGMIANYEHUIBUDUANDEWANSHAN。FEIKAIWAGONGCHENGGONGYIGENJUBUTONGDEQINGKUANGYOUBUTONGDEFANGSHI,ZHUYAOYOUSIZHONG,FENBIESHISHOUJUESHI、JIYASHI、JIMISHIGANGGUANDINGGUANBIAOYIJIQIANYINGUAN,QIJUTIQINGKUANGRUXIA。

 

顶管手掘式工具管顶管适用于粘土层或较稳定的砂性土层,管径一般在800 mm以上


1、SHOUJUESHIGONGJUGUAN。DINGGUANSHOUJUESHIGONGJUGUANDINGGUANSHIYONGYUZHANTUCENGHUOJIAOWENDINGDESHAXINGTUCENG,GUANJINGYIBANZAI800 mmYISHANG,FEIKAIWAGONGCHENGGONGRENZHIJIEJINRENGONGZUOMIANWAJUE,JUYOUCAOZUOJIANBIAN、SHEBEISHAO、ZAOJIADI、GAOCHENGHEFANGXIANGBIANYUKONGZHIDENGYOUDIAN。QUEDIANSHIXIAOLVDI、BUANQUAN、YIFASHENGYONGSHUIYONGTUXIANXIANG,TEBIESHIPENGDAOLIUSHATUSHIYIFASHENGYANZHONGDETAFANGHELUMIANCHENXIAN。

 

挤密式钢管顶管适用于较软的粘土、砂性土层,管径一般在500 mm以下


kpl竞猜平台 2、JIYASHIGONGJUGUAN。DINGGUANJIYASHIGONGJUGUANDINGGUANSHIYONGYUJIAORUANDEKEYASUOZHANTUCENG、SHATUCENG,TEBIESHIYONGYUYUNIZHITUCENG,GUANJINGYIBANZAI600 mmYISHANG。GONGJUGUANDEXIONGBANLIUYOUYILABAXINGDEZHUITONG,DANGTUZHIYASUOXINGJIAODASHIKEBAGONGJUGUANXIONGBANSHANGDEZHUITONGFENGZHU,BUYONGCHUTU。FEIKAIWAGONGCHENGGONGYIJUYOUSHEBEIJIANDAN、ANQUAN、XIAOLVGAODENGYOUDIAN,QUEDIANSHIRONGYIZAOCHENGDIMIANLONGQI,BUSHIYONGYUDIMIANBIANXINGYAOQIUYANGEDELUDUAN,DANDUANDINGJUYIBANKONGZHIZAI60YI150mZHIJIAN。

kpl竞猜平台 3、JIMISHIGANGGUANDINGGUANBIAO。JIMISHIGANGGUANDINGGUANSHIYONGYUJIAORUANDEZHANTU、SHAXINGTUCENG,GUANJINGYIBANZAI500 mmYIXIA,DUANGUANZIZUOWEIGONGJUGUANSHIYONG,KEZUOCHENGZHUIXINGZHUANGHUOZHIJIEYONGGANGBANHANSI。FEIKAIWAGONGCHENGJISHUJUYOUSHEBEIJIANDAN、XIAOLVGAO、DUIGONGZUOJINGZHANGDUYAOQIUBUGAODENGYOUDIAN,QUEDIANSHIGAOCHENG、FANGXIANGBUYIKONGZHI,TUZHIJIAOYINGSHIHUIZAOCHENGDIMIANLONGQI。

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牵引管适用于较硬的粘土、砂粘土性土层,管径一般在600 mm以下


4、牵引管。牵引管适用于较硬的粘土、砂粘土性土层,管径一般在600 mm以下,首先利用机械进行钻孔,接着用扩孔器扩大孔道,待孔道形成后再利用钻杆在前方牵引管道、直至贯通。非开挖工程工艺具有设备简单、造价低等优点,缺点是孔道容易塌陷、对管材强度要求很高、高程和方向不易控制等。【具体可参考《浅谈非开挖工程施工常用的四大系统》的相关内容】

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GUANYUFEIKAIWAGONGCHENGDESHIGONGGONGYINEIRONG,JINTIANJIUWEIDAJIAJIESHAODAOZHEILILE,XIWANGWOMENDEWENZHANGNENGDUININYOUSUOBANGZHU,RUGUONINHAIYOUNAXIEBUMINGBAIDEFANGMIAN,HUANYINGJIXUGUANZHUWOMENDEGUANFANGWANGZHAN,HUOZHESHIZAIXIANZIXUNWOMENDEKEFU,WOMENDOUHUIJIECHENGWEINIFUWU。

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