黑龙江快乐十分走势图

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DIZHI:FOSHANSHISHUNDEQUDALIANGFENGXIANGGONGYEQUSHUNXIANGLUZONGHELOU28HAO

造成混凝土表面起砂

发布日期:2020-02-01 作者: 点击:

1 起砂现象

混凝土表面粗糙,光洁度差,一般颜色发白,不坚实。一经走动或车辆辗压后,表面先起灰,随着走动或辗压次数的增多,砂粒逐步松动或成片脱落。

2 起砂原因分析

黑龙江快乐十分走势图FASHENGHUNNINGTUBIAOMIANQISHASHIYOUDUOZHONGYUANYINYINQIDE。ZONGDELAISHUO,ZHUYAOYUANYINYOU“REN、CAILIAO、JIXIE、FANGFAHEHUANJING”DENGWUDAFANGMIAN。

(1)SUIZHEXIANDAIHUASHIGONGJIXIEHEYUBANHUNNINGTUDEYINGYONG,DUOSHUSHIGONGRENYUANBIGUOQULANSAN,ZERENXINHEZHILIANGYISHIBUQIANG。ZAIXUDUOGONGCHENGSHIGONGZHONG,WULUNJIAOZHUSHENMEBUWEI,DOUXIWANGHUNNINGTUBANHEWUZILIUPINGZUIHAO,BINGYIWEIZHUIQIUSHIGONGJINDU(YUEKUAIYUEHAO),HENSHAOGULVZHILIANGHECHENGBEN(XIANCHANGJIASHUIXIANXIANGPUBIANCUNZAI),JIGONGCHENGZHILIANGMAIXIALEYINHUAN,ERQIEZAOCHENGLECHENGBENHEZIYUANDEJUDALANGFEI。KEYISHUO,ZHEIXIEBULIANGXINGWEIYICHENGWEIWOGUOHUNNINGTUJISHUJINBUHEGONGCHENGZHILIANGDEBANJIAOSHI,YANZHONGYINGXIANGLEHUNNINGTUJIEGOUDENAIJIUXINGNENGHEGONGCHENGSHIYONGSHOUMING。

黑龙江快乐十分走势图(2)XUDUODANWEIJICHUGONGZUOBUTASHI,MEIYOUZHENZHENGBA“ZHILIANGDIYI”LUOSHIDAOSHICHU,ZHILIANGGUANLIGONGZUOBUDAOWEI,WANGWANGLIUYUXINGSHI。

黑龙江快乐十分走势图(3)YOUXIESHIGONGDANWEIJISHUGUANLIRENYUANZAISHIGONGQIANBUJINXINGJISHUJIAODI,DUIXIANGGUANRENYUANDEPEIXUNHEZHIDAOJIAOSHAO,DUIGONGXUGUOCHENGDEJIANDUHEKONGZHILIDUBUGOU。

(4)XUDUOGONGCHENGFASHENGZHILIANGWENTIYUSHIGONGRENYUANJISHUSUZHIDI,JINGYANBUZU,HUOZERENXINHEZHILIANGYISHIBUQIANGYOUGUAN,TEBIESHIYINGYONGYUBANHUNNINGTUDEGONGCHENG,ZIRENWEICHULEWENTIYOUJIAOBANZHAN“DIANBEI”,YINCIJIANGDILEZERENXIN。

3 纠正和预防措施

黑龙江快乐十分走势图WEIBIMIANGONGCHENGZHILIANGWENTIDEFASHENG,YINGYIYUFANGWEIZHU。KEZHENDUIYISHANGYUANYIN,ZHIDINGYUFANGHUNNINGTUBIAOMIANQISHADECUOSHI。

4 治理方法

ZHILIFANGFASHIJISHANGJIUSHIJIUZHENG(WEIXIAOCHUYIFAXIANDEBUHEGESUOCAIQUDECUOSHI)。

(1)BIAOMIANSHANGXUZUOZHUANGSHI(TIECIZHUAN、MOHUIDENG)DE,KEBUZUOCHULI。

(2)BIAOMIANBUZAIZUOZHUANGSHIDE,YINGJINZAOCHULI。

1)DUIYUXIAOMIANJIQIEJIAOQIANBUYANZHONGDEQISHA,KEJIANGQISHABUFENSHUIMOZHILUCHUJIANYINGDEBIAOMIAN。YEKEYONGSHUINIJINGJIANGZHAOMIANDEFANGFAJINXINGXIUBU。

黑龙江快乐十分走势图2)DUIYUDAMIANJIDEQISHA,YONGGANGSISHUAJIANGQISHABUFENDEFUSHAQINGCHUDIAO,BINGYONGSHUICHONGXIGANJING,CAIYONG108 JIAOSHUINIXIUBU,108 JIAODECHANLIANGYINGKONGZHIZAISHUINIZHILIANGDE20% ZUOYOU(108 JIAOBUYIZAIDIWENHUANJINGXIASHIGONG),TUMOHOUANSHUINIDIMIANDEYANGHUFANGFAJINXINGYANGHU。

3)DUIYUJIAOYANZHONGDESHUSONGTUOLUOHEQISHA,YINGJIANGMIANCENGQUANBUTICHUDIAO,YONGQINGSHUIXISHUAGANJINGCHONGFENSHIRUNHOU,XIANYONGSHUIHUIBIWEI0.4~0.5DESHUINIJINGJIANGSHUADI,RANHOUZAIYONG1 :2 HUO1:2.5 SHUINISHAJIANGMOPINGYASHI。DANGTICHUJIAOSHENSHI,KEYONGBIJIEGOUGAOYIQIANGDUDENGJIDEXISHIHUNJIAOZHU,BINGRENZHENZUOHAOYAGUANGHEYANGHUGONGZUO。


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关键词:起砂,混凝土,混凝土表面起砂

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