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土工布厂家告诉你土工布在道路工程中的应用

来源:山西 陕西 河南 江苏 河北 山东    作者:土工布厂家    浏览: 发布日期:2019-11-09

道路土工布


pk10牛牛 近代土工织物(土工布)的发展史聚合物和合成纤维的发展分不开的,从20世纪50年代末期才开始用于岩土工程,充50年代末到60年代在美国、欧洲、日本逐渐推广。70年代以来,土工织物广泛用于公路、铁路、水利和港工建筑物等各个领域,土工织物的大量生产和应用,已被普遍认为是一种可以提高工程质量、加快施工速度、降低工程造价、延长维修周期的较为理想的工程材料。我国对土工织物的研究和应用方面起步较晚,从80年代起才在铁路、水利部门开始应用,并取得了可喜的成绩,已明显显示出这种材料的优越性。工程设计中采用土工布,加深了对土工织物的人事,随着我们对这种材料性能认识上的提高和实际工程上的应用,不断总结交流,土工织物必将得到广泛应用和普遍重视。

1 土工布的特性
1.1 土工布的特性

TUGONGBUSHIYIZHONGHUAXIANCHANPIN,QIYUANCAILIAOYOUJUBINGXI(BINGLUN)、JUZHI(DILUN)、JUXIAN(MIANLUN)DENG。CONGCHANPINZHONGLEISHANGKAN,KEFENWEIFANGZHI(YOUFANG)ZHIWUHEWUFANGZHIWULIANGDALEI,SUOWEIFANGZHIZHIWU,SHIYOUJUHEWUHUOQUXIANWEI,RANHOUFANGCHENGXIAN,ZAIZHIJISHANGBIANZHICHENGZUZHIGUIZEDEBU。SUOWEIWUFANGZHIWU,SHIBUJINGGUOFANGZHIGONGXU,ZHIJIEYONGHECHENGXIANWEIYIZHENCIZHANHE、REZHANHEJIHUAXUEZHANHEERCHENG。YOUYUTUGONGBUYUANCAILIAOSHIJUBINGXIDENGHUAXIANCHANPIN,SUOYITAJUYOUNAIHUACHENGYAOJIXINGQIANG、RONGDIANGAO、QIANGDUDADENGYOUDIAN,ERWUFANGBUBIYOUFANGBUCHENGBENJIAODI、GONGYIJIANDAN、CHANLIANGGAOQIKANGLAQIANGDUWUXIANZHUFANGXIANGXING,SUOYIWUFANGBUSHISHIJIESHANGMUQIANYINGYONGZUIGUANGDETUGONGBU。

1.2 土工布的功能与应用

TUGONGBUZUOWEIJIANZHUCAILIAODEGONGNENGSHIDUOFANGMIANDE,YIXIAJIZHONGJIBENGONGNENGHEYINGYONGYIBEIZHUANJIA、SHEJIRENRENHECHANGSHANGSUOGONGREN。

(1)FENLIZUOYONG:TUGONGBUKEYOUXIAODEFANGZHILIANGZHONGBUYONGLIJINGDETULIAODEHUNHE,YIMIANXIANGHUHUNZAHUOFASHENGTULILIUSHIQINGKUANG,ZHEIZHONGGONGNENGDUIYUZAIJIAORUANDETUCENGSHANGJIANZHUGONGLUHUOTIELUDIJIFEICHANGZHONGYAO。JINGJIBIAOMING:ZAIMOUXIEQINGKUANGXIAYAOSHIMEIYOUTUGONGBU,SHIJISHANGJIUBUKENENGZAIZHEIYANGDEDIJISHANGXIUJIAN,YINWEITIANCHONGCAILIAOHUIZHIJIECHENXIANDAODICENGTUZHONG。YINCI,YINGYONGTUGONGBUSHIJINGJIERYOUYOUXIAODEJIEJUEFANGAN。

pk10牛牛 GUOLVZUOYONG:SHIYONGTUGONGBUZUOLVCENGYUJIPEISHALICENGZUOYONGSHIXIANGTONGDE,TUGONGBUNENGSHISHUIZIYOULIUGUOERJIHUBUXUYALI,DANYOUNENGZUZHITURANGXILIDESUNSHI,YIMIANDAOZHIMOUXIEGONGCHENGDEBUWENDINGHECHONGSHI,RUZAISHUIGONGJIEGOUZHONG,HE,HUANDISHOUDAOBOLANGCHONGJIHUOBOLANGSHUIWEIBIANHUADEZUOYONG,HUIYINTURANGCHONGSHIERJIANGDIWENDINGXING,ZAIHEDIYUHUQIZHIJIANPUSHETUGONGBUGUOLVCENG,JIUNENGZUZHITURANGDECHONGSHI,FANGZHIHEANTAXIAN。

(3)PAISHUIZUOYONG:SHITUGONGZHIWUBENSHENXINGCHENGPAISHUITONGDAO,BATUZHONGDESHUIFENHUIJIZAIZHIWUZHINEI,YANZHEZHIWUHUANMANDEPAICHUTUTI,ZAIHANSHUILIANGDADERUANTUDIQUXIUZHUDAOLU,KEYIYONGTEZHIJIXIEJIANGTUGONGZHIWUCHARUTUZHONG,DIXIASHUIYANTUGONGZHIWUZHULIUCHUDIMIAN,JINRUTOUSHUISHACENGHUOTUGONGZHIWUPAICHULUJI。

pk10牛牛 (4)JIAGUZUOYONG:TUGONGZHIWUJIAZAIGULIAO—TUGONGZHIWU—TUJIXITONGZHONG,KEYIFENSANCHELIANGHEZAIDAOJIAODAMIANJISHANG,JIANSHAOHEZAIDUITUJIDEYALI,ZAIHEZAIZUOYONGXIA,SONGRUANTUJICHANSHENGBIANXING,YOUYUTUGONGZHIWUQIYOUYIDINGRENXINGHEYANSHENDU,SUOYITUGONGZHIWUSUIZHIBIANXINGQIANGUYUTUJIZHIZHONG,SHIZHENGGEXITONGXINGCHENGLIANXUJIEGOU,TIGAOJIEGOUDEWENDINGXING,GAISHANTUJIDECHENGZAILI。

2 施工注意事项
2.1 面层准备

pk10牛牛 SHOUXIANYAOQINGJIELUMIAN,SHIQISHANGMEIYOUZAWU,ZUIHAOYONGSHUIQINGXI。DUILUMIANDAYU0.6cmDELIEFENGJINXINGXIUBU,XIUBUCAILIAOGENJUBUYONGQINGKUANGKEXUANYONGLIQINGHUNNINGTU、LIQINGSHA、SHUINIHUNNINGTU。

2.2 喷洒粘层油

pk10牛牛 YIRELIQINGSABUCHEZAILUMIANSHANGPENSAZHANCENGYOU,YOULIANGQUJUEYULUMIANDEXIYOULV,YIBANYONGLIANGZAI0.9-1.2kg/㎡ZHIJIAN。YOUHAOYIBANYONG60YISHANGDELIQINGJIAOHAO。

RUCAIQULIANGBIANZHANCENGYOUFANGFA,DIYICIYONGLIANGZAI0.5-0.7kg/㎡ZHIJIAN,RANHOUPUSHELIQINGTUGONGBU,ZAILIQINGTUGONGBUSHANGZAISABUZHANCENGYOU,YONGLIANGZAI0.4-0.5kg/㎡ZHIJIAN。

2.3 摊铺面层

pk10牛牛 PUSHETUGONGBUSHI,YAOBAOZHENGJUANCAIJUDIYIDINGGAODU,DANGWUFANGTUGONGZHIWUBEIZHANGLAPINGZHIHOUZAIYUZHANCENGYOUZHANHE,YISHUAZISHUAPINGBINGYONGGANGGUNNIANYA。

ZAIPUSHETUGONGBUSHI,YINGJINLIANGSHIQIPINGZHI,KEJIYIDINGDELALI。DANGZHANHELEDEZHIWUCHUXIANDAYU1.27cmDEZHOUZHESHI,YAOYONGDAOJIANGQIGEKAI,BINGYANPUSHEFANGXIANGDAJIE。ZAIDAOLUZHUANWANCHUPUSHEZHIWUSHI,YINGZAIZHIWUZHUANWANDENEICEJIANGQIGEKAI,BINGYANPUSHEFANGXIANGDAJIE。BUFUYUBUFUZHIJIANYAOQIUDAJIEZHANGDUWEI4-7.5cm。

2.4 铺石屑

ZHIWUYUZHANCENGYOUCHONGFENJIEHEHOU,ZAIQISHANGSABUSUISHIXIE,SUISHIXIEYIBANKEYONGGUAZIPIANHUOZHONGCUSHA,SUISHIXIEYONGLIANGQUJUEYUZHIWUBIAOMIANDEFANYOUQINGKUANG,YIBANZAI2m³/K㎡ZUOYOU。

2.5 在大面积铺设土工布时,在布的横向搭接处,根据具体情况可考虑用固定器固定

pk10牛牛 GUDINGQIBAOKUOGUDINGDINGHEGUDINGTIEPI。GUDINGDINGKEYONGSHUINIDING、SHEDING,DINGZHANGZAI8cmZUOYOU,GUDINGTIEPIYONGHOU1mm、KUAN3cmDETIEPITIAO。DINGGUDINGDINGKEYONGSHOUCHUIHUOSHEDINGQIANG,ZAIJICENGBIJIAOMISHIDEQINGKUANGXIAKEYONGGAOSUSHEDINGQIANG。

TONGSHI,TUGONGBUYAOBAOCHIGANZAO,RUGUOBEIYULINZEYAOJIANGQIQUANBUSHAIGANHOUFANGKEPUSHE。PUSHETUGONGBUSHI,SHIGONGRENYUANBUYAOXIYAN。DANGYONGYUZHANJIETUGONGBUDERENLIQINGLENGQUEHOU,ZAIZUOSHANGMIANCENG。ZAITUGONGBUCHUYUBAOHEZHUANGTAI,RELIQINGSHANGWEILENGQUESHIBUYAOZAIQISHANGMIANXINGCHE,ZAIPUSHEHAODETUGONGBUSHANGCHELIANGBUYAODIAOTOUHECHACHE。



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