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【精读】短期填海造陆地质条件下室外管道防沉降技术研究

短期填海造陆地质条件下室外管道防沉降技术研究

ZHAIYAO:YIQINGDAOWANDADONGFANGYINGDOUJIUDIANGONGCHENGWEILI,ZAITIANHAIZAOLUDIZHITIAOJIANXIA,TONGGUODUISHIWAIGUANDAOWEIZHIDEYOUHUA,JIANSHAOFUTUCHENJIANGDUIGUANDAOZAOCHENGDEPOHUAI,CHUANGXINSHEJILEJIEZHUZHULOUZHUANGCHENGTAIWEIGUANDAOJICHUDEHUNNINGTUFANGCHENJIANGBANHEFANGCHENJIANGJING,BINGZAIJINGNEISHIYONGJINSHUBOWENBUCHANGYUANJIAN(KEDIXIAOBUFENBUJUNYUNCHENJIANG),GUANDAOCHURUJINGCHUSHIYONGROUXINGCAILIAOTIANCHONG。YISHANGGONGXUGONGTONGXINGCHENGLE“FANGCHENJIANGJIEGOU+BUCHANGYUANJIAN+ROUXINGCAILIAOTIANCHONG”WEIZHUTIDESHIWAIGUANDAOFANGCHENJIANGTIXI,YOUXIAOBIMIANLEBUJUNYUNCHENJIANGDUISHIWAIGUANDAODEJIANQIEPOHUAI。

GUANJIANCI:TIANHAIZAOLUDIZHI;FANGCHENJIANGJIEGOUBAN;FANGCHENJIANGJING;BUCHANGQI;ROUXINGCAILIAO

1 工程概况

QINGDAOWANDADONGFANGYINGDOUJIUDIANWEIYUQINGDAOSHIHUANGDAOQUBINHAIDADAOYINANDETIANHAIQU,BENGONGCHENGZAIDAOQUHUITIANWANCHENGBUDAO3GEYUEJIKAISHISHIGONG,JINGHUITIANERCHENGDEDIJISHANGWEIWANCHENGZIZHONGGUJIE,SHIWAIBUJUNYUNCHENJIANGLIANGJIAODA,SHIWAIGUANDAOJIYISHOUBUJUNYUNCHENJIANGERCHANSHENGJIANLIPOHUAI。YINCI,RUHEBIMIANBUJUNYUNCHENJIANGZAOCHENGSHIWAIGUANDAOJIANLIPOHUAISUICHENGWEIBENGONGCHENGSHIGONGDEGUANJIANDIAN。

2 关键技术的研究与创新2.1 利用结构基础扩展防沉降板施工技术

2.1.1 JISHUGAIKUANG

YIDAOQUGEDANTI-1FJIANLIQIANGJIEGOUCHENGTAISHIWAIBUFENZUOWEIFANGCHENJIANGBANJIEGOUSHENGGENJICHU,GENJUCHENGTAIDAXIAOJIJULICHAYI,CHUANGXINBUTONGXINGSHIDEFANGCHENJIANGDIBAN。DANGECHENGTAIWAIYANZHANGDU1.2 m,KUANDU3 m,ZAICHENGTAIYISHANGSHEZHIFANGCHENJIANGBAN,GAIFANGCHENJIANGBANJIANGZUOWEIDANTIGUANDAOCHUHUDIYIGEJINGSHIDEJICHU,YOUYUZHUANGCHENGTAIJICHUCHENJIANGLIANGJIXIAO,CONGERKEYIDADAOJINGSHIYONGBUCHENJIANGDEMUDE。

欧冠下注网站2.1.2 SHIGONGJISHUNANDIAN

1)YAOHELILIYONGCHENGTAIYUCHUHUGUANDAODEWEIZHI,DINGWEICHUHUJINGWEIZHI,ZAIZHENGHECHUHUGUANDAORUJINGXULIE。

2)FANGCHENJIANGDIBANDEBIAOGAOKONGZHI。XUYAOZONGHEKAOLVGEGONGNENGJINGSHIDEBIAOGAOJITAOGUANBIAOGAO,FANGCHENJIANGBANYAOJIUDIFUSHE,YIBIMIANQITAJINGSHIBIAOGAOBUZU。

欧冠下注网站3)FANGCHENJIANGBANHUNNINGTUJIAOZHUXUFENDUOCISHIGONG,KEJIANGFANGCHENJIANGBANSHIGONGYUFEICAOHUITIANCHUANCHAJINXING,BIMIANYINFANGCHENJIANGBANSHIGONGWANCHENGHOU,FEICAOHUITIANBUMISHI。

2.1.3 FANGCHENJIANGJIEGOUBANSHIGONG

ZAICHENGTAIJICHUYIJIDIXIASHIWAIQIANGFANGSHUIBAOHUCENGSHIGONGWANCHENGHOUFANGKEJINXINGHUNNINGTUFANGCHENJIANGBANSHIGONG。FANGCHENJIANGBANWEI“U”XING,CAIYONGXIANJIAOGANGJINHUNNINGTUJIEGOU,HUNNINGTUQIANGDUDENGJIBUDEDIYUC30,PEIJINWEISHUANGXIANGHRB400C10,JIANJU150 mm,BANHOU250 mm,BANKUAN1 500 mm,SUIDIXIASHISHIWAIFEICAOHUITIANTONGBUSHIGONG。

BENGONGCHENGFANGCHENJIANGBAN(TU1)FEN3CIJIAOZHUCHENGXING,DI1CIJIDI2CIZAISHIWAIFEICAOXINGCHENGQIANJIAOZHUWANCHENG,DI3CIZAIHUITIANHANGSHIWANHOUJIAOZHUWANCHENG,MOBANCAIYONGMUMOSANPIN。

图1 防沉降板施工示意

2.2 给水、消防管道防沉降施工技术

2.2.1 JISHUGAIKUANG

YINJIANZHUGEDANTIJUNSHEYOUDIXIASHI,SHINEIJISHUIJIXIAOFANGGUANDAOZAIJIEKOUBUWEIYINGSHEZHIROUXINGFANGSHUITAOGUAN,QIEJIEHEFANGCHENJIANGCUOSHI。JISHUIJIXIAOFANGGUANDAOWEIYOUYAGUANDAO,ZAIJIEHEFANGCHENJIANGDIBANJINXINGJINGSHIQIZHUDETONGSHIYAOZAIJINGSHIZHONGANZHUANGFANGCHENJIANGDEPEIJIAN,YIBAOZHENGCHUHUGUANDAOJINCHUJINGSHIDEWEIZHIBUSHOUSUNHUAI。

1)JISHUI、XIAOFANGGUANDAOCAIQUJINSHUGUANCAISHI,RUHUGUAN、CHUHUGUANYINGYUSHIWAISHEZHIBUXIUGANGBOWENGUAN。

欧冠下注网站2)JISHUI、XIAOFANGGUANDAOCAIQUSULIAOGUANCAISHI,YIYOUXIANCAIYONGZXINGZHEJIAOYINJINFANGSHIJINXINGCHENJIANGBUCHANG,YIKEZAISHIWAIJIASHEFAMENJINGHUOJIANXIUJING,BINGSHEZHIBUXIUGANGBOWENBUCHANGQI(TU2、TU3)。

图2 管道折角引进方式一

TU3 GUANDAOZHEJIAOYINJINFANGSHIER

3)JISHUIGUANDAOCHUANYUEJICHUQIANGWAISHIYINGZAIGUANDAOXIABUYULIUZUGOUDEHUOKOU(10~25 cm),BINGCAIYONGROUXINGCAILIAOTIANSAI,ROUXINGCAILIAOKECAIYONGFAPAOJUYIXIHUOJUANZHI。

2.2.2 SHIGONGJISHUNANDIAN

欧冠下注网站1)YOUYUBIAOZHUNJINGSHIKONGJIANJIAOXIAO,GONGRENCAOZUOKONGJIANYIXIAO,QIEYAOBAOZHENGPEIJIANDEWEIXIUHEKECHAIXIE,GUSHIGONGNANDUJIAODA。

欧冠下注网站2)CHUHUGUANDAOYUBIAOGAOYUCHUHUGUANDAOZHIJIANDEBIAOGAOXUTIQIANCEHUA,YIBIMIANYINBIAOGAOBUZUERBUNENGANZHUANGGUANJIAN,DAOZHIFANGCHENJIANGFANGANBUKENIZHUANSHIWU。

欧冠下注网站3)GUANDAORUJINGDEFENGDUXUCAIYONGROUXINGFANGSHUICAILIAO,ZAIJINGSHIZHONGSHIGONGNANDUBIJIAODA。

2.2.3 CHUANGXINDIAN

1)GUANDAOYUROUXINGPEIJIANDEJIEHE,DADAOLEYUFANGBUJUNYUNCHENJIANGJIGUANDAODAILAIWEIHAIDEMUDE。

2)GUANDAOJINCHUJINGSHICAIYONGROUXINGCAILIAOJINXINGFENGDU,JIANGFANGSHUIYUFANGCHENJIANGJIEHE,SHIGONGGENGFANGBIAN。

2.3 排水管道防沉降施工技术

2.3.1 JISHUGAIKUANG

YUJISHUIXIANGSI,GEDANTISHINEIPAISHUIJIN、CHUHUGUANZAIJIEKOUBUWEIYESHEZHIROUXINGFANGSHUITAOGUAN,BINGJIEHELEFANGCHENJIANGCUOSHIZUOLEJIEGOUSHANGDEGAIJIN。PAISHUIGUANDAOZAIWUSHUIJINGCHUKOUCHUCAIYONGROUXINGCAILIAOCHULI,LIGUANDIBUZEYUCHUHUGUANLIANJIECAIYONG2GE45°WANTOU,BINGZAIWANTOUQIANSHEZHISHENSUOJIE。CHUHUGUANCHUANYUEJICHUQIANGCHUYULIUROUXINGTAOGUAN,BINGCAIYONGROUXINGCAILIAODUSAI。PAISHUICHUHUGUANYUSHIWAIJIANCHAJINGLIANJIESHI,SHICHENJIANGLIANGZENGSHE45°WANTOU,BINGZAIJIERUDIANCHUYULIUZUGOUDECHENJIANGYULIANG(YUE30 cm),BINGCAIYONGROUXINGCAILIAODUSAI。GUANDAOCAIYONGHOUDUBUXIAOYU30 cmZHONGSHAZUOGUANDAOJICHU,GUANQIANGYINGCAIYONGZHONGSHAHUITIANZHIGUANDAODINGSHANG15 cm(TU4、TU5)。

TU4 PAISHUICHUHUGUANYUJIANCHAJINGLIANJIEYI

TU5 PAISHUICHUHUGUANYUJIANCHAJINGLIANJIEER

2.3.2 SHIGONGJISHUNANDIAN

欧冠下注网站1)ROUXINGCAILIAODEXUANZEJITIANCHONGFANGSHI,YIJIROUXINGCAILIAOYUJINGBIJIGUANBIZHIJIANDEFANGSHUIDOUBIZUOHAOSHIGONGKONGZHI,QUEBAOGAOZHILIANGDIWANCHENG。

欧冠下注网站2)SHUANG45°WANTOUCHUGOUDIHANGSHIKUNNAN,ZHINENGCAIQUTONGYIPINGMIANANZHAOBIAOGAOGAOCHUHANGSHIHOU,BIAOGAODICHUCAIYONGRENGONGQINGGOUDISHIGONG。

2.3.3 CHUANGXINDIAN

欧冠下注网站1)CHUHUGUANJINGLIYONGJIEGOUZHUYUZHUANGCHENGTAI,BAOZHENGCHUJIANZHUDANTIDIYIGUANDUANNENGYOUXIAOFANGZHICHENJIANG。

欧冠下注网站2)CAIYONGGUANJIANDEWEIYIBUCHANGLAIXISHOUBUJUNYUNCHENJIANGDAILAIDEGUANDAOYINGLIJIZHONG。CONGGENBENSHANGJIEJUELEBUJUNYUNCHENJIANGJIGUANDAODAILAIDESUNHUAI。JIEJUELEHOUQIWEIXIUDEKUNNAN,JIESHENGLEDALIANGRENLIWULI,BIMIANLEZIYUANLANGFEI。

2.4 电气管道防沉降施工技术

2.4.1 JISHUGAIKUANG

欧冠下注网站ZHIMAIFUSHEDEDIANLANZAIYINRUJIANZHUWUCHUQIANDESHIDANGZHANGDUNEIYINGSHISHISHEXINGFUSHE,ZAIGUANCHUANQIANGKONGCHUYINGSHEZHIBAOHUGUAN,QIEDUIGUANKOUSHISHIZUSHUIDUSAI(TU6)。

图6 电缆引入建筑物平、剖面示意

SHIWAIDIANLANGOU、DIANLANPAIGUANZAIJINRUJIANZHUWUCHUYINGSHEZHIDIANLANJING,DIANLANYINGZAIJINGNEIPANLIUYIDINGZHANGDUDEYULIANG,DIANLANJINGDEDAXIAOYINGMANZUDIANLANPANLIUZHANGDUJIDIANLANWANQUBANJINGDEYAOQIU,DIANLANJINGYUJIANZHUWUJIANYICAIYONGSHUANGCENGJINSHUCENGWAIFUJULVYIXIHUTAODEFANGSHUIXINGKEWANQUJINSHUDIANQIDAOGUAN(TU7)。

欧冠下注网站TU7 DIANQIGUANXIANYOUDIANLANJINGYINRUJIANZHUWUPOUMIANSHIYI

欧冠下注网站2.4.2 SHIGONGJISHUNANDIAN

欧冠下注网站DIANLANSHEXINGFUSHESHIDEFUSHEJIAODUKONGZHIJIDIANLANTAOGUANDEFENGDUXUJINGZHUN。

2.4.3 CHUANGXINDIAN

DIANLANDESHEXINGFUSHE,JIANSHAOLEKENENGFASHENGDEBUJUNYUNCHENJIANGDUIDIANLANDELASHEN,CONGERDUIRUHUDIANLANQIDAOLEBAOHUZUOYONG,BIMIANLEHOUQIWEIXIUMAFANJIDIANLANJIETOUDEDIANSUN。

2.5 热力及燃气管道防沉降施工技术

2.5.1 JISHUGAIKUANG

RELIJIRANQIGUANDAOZHUYAOYOUGANGXINGGUANHEROUXINGGUAN2ZHONG,YINGGENJUGUANCAIDEBUTONGCAIQUBUTONGDESHIGONGJISHU。

1)GANGXINGCAILIAOGUANCAIDERUANJIETOUHUOBOWENGUANBUCHANGQIKECAIYONGJUANZHIXIANCHANGPENSHEFAPAOBAOWEN,BINGYINGSHEZHIZAIJIANCHASHIZHONG。JIANCHASHIYIQIDAOBAOHURUANJIETOUHUOBUCHANGQIDEZUOYONG,DANGJIANCHASHIDEYIDUANKAOJINJIANZHUWAIQIANGSHI,KEQUXIAOGAIMIANWAIQIANG。JIANCHASHINEIGUANDAOMAIDIFUSHE,BUCHANGQIZHANGDUGENJUGUANDAOGUANJINGJICHENJIANGCHAYILIANGQUEDING。DANGCHANGDIJIAOKUANSHI,BUCHANGQIKECHUIZHIYUBUJUNYUNCHENJIANGFENJIEXIAN,QIGUANXIAFUSHEXISHAYITUODI;DANGCHANGDIJIAOZHAISHI,BUCHANGQIKEPINGXINGYUBUJUNYUNCHENJIANGFENJIEXIAN,DANGUANDAOCHUANYUEJIANZHUWAIQIANGCHUDEFUSHEFANGSHIYINGYOUSHENSUOYUDI(TU8)。

TU8 GANGXINGGUANCAIPINGXINGYUJIANZHUDIXIAWAIQIANGDEFUSHEFANGSHI(PINGMIAN)

欧冠下注网站2)ROUXINGCAILIAODEGUANCAIKELIYONGGUANDAOZISHENDEWANQUBIANXINGJINXINGGUANDAOBUCHANG,GUANDAOBIANXINGDUANDEDINGBUSHEGANGJINHUNNINGTUGAIBANYIBAOHUGUANDAO,GAIBANFUSHEZHANGDUGENJUGUANDAOGUANJINGJICHENJIANGCHAYILIANGJISUANQUEDING。DANGCHANGDIJIAOKUANSHI,GUANDAOBIANXINGDUANKECHUIZHIYUBUJUNYUNCHENJIANGFENJIEXIAN;DANGCHANGDIJIAOZHAISHI,GUANDAOBIANXINGDUANYIKEPINGXINGYUBUJUNYUNCHENJIANGFENJIEXIANFUSHE。DANGROUXINGCAILIAODEGUANCAICHUANYUEJIANZHUWAIQIANGHUOJICHUSHI,CHUANYUECHUDEGANGJINHUNNINGTUGAIBANYINGGUDINGZAIWAIQIANGHUOJICHUSHANG,YIBAOZHENGGUANDAOSHANGFANGDEHUITIANTUBUZHIYUYAZHUGUANDAO。

欧冠下注网站3)DIMIANMINGZHUANGDERANQIGUANDAOYINGZAIDIMIANSHANGJINXINGGUANDAOBUCHANG(TU9),JIZAIZHIGUANDUANDELIANGDUANSHEBUCHANGQI,ZHIGUANDUANKEYIJIAOXIANGBIANXING,XIAOCHUCHENJIANGCHAYILIANGDEYINGXIANG,ZHIGUANDUANTONGGUOZHANGDUKEDIAOSHIDIAOJIAGUDINGZAITIAOBANSHANGHUOQIANGSHANG,DIAOJIADEZHANGDUXUYAOGENJUBIANXINGLIANGDINGQIJINXINGDIAOZHENG,QITAMINGZHUANGDEGUANDAOKEYICANKAOGAICUOSHIZHIXING,BIYAOSHI,YEKEYIZAIGUANDAOWAISHEZHUANGSHIBAIYEJINXINGMEIHUACHULI。

TU9 RANQIGUANDAODIMIANMINGZHUANGJINJIANZHUWUDEFUSHEFANGSHI

欧冠下注网站2.5.2 SHIGONGJISHUNANDIAN

欧冠下注网站1)GUANCAIDEBUCHANGQICAIYONGJUANZHIXIANCHANGPENSHEFAPAOBAOWENDEZHILIANGYAOKONGZHIQIADANG。

2)BUCHANGQIDESHENSUOJIANGDUIFAPAOBAOWENZAOCHENGPOHUAI,CONGERDAOZHIREMEIGUANDAODERELIANGSUNSHI,YAOZHUYIBAOHU。

2.5.3 CHUANGXINDIAN

GUANCAIDEBUCHANGQICAIYONGLEJUANZHIXIANCHANGPENSHEFAPAOBAOWEN,JIANJIEFANGBIAN。

3 结语

TONGGUOCAIYONGSHIWAIGUANDAOFANGCHENJIANGDESHIGONGFANGFA,JIEJUELEDUANQITIANHAIZAOLUDIZHITIAOJIANXIASHIWAIGUANDAOFANGCHENJIANGDENANTI,BAOZHENGLEGUANDAOBUSHOUBUJUNYUNCHENJIANGERCHANSHENGDEJIANLIPOHUAI,YOUXIAOSUODUANLEGONGQI,ZUIZAOSHIGONGWANCHENGDESHIWAIGUANDAOZHIJINYI2NIANDUO,SUOSHIGONGJIEGOUCHUSHIWAIGUANDAOWURENHEPOSUNQINGKUANG,JIEZAIKEKONGFANWEI,DADAOLELIANGHAODEXIAOGUO。

作者:刘洋洋1 陈吉光2 柳邦栋2