Kushandiswa kweTRD yekuvaka nzira muXiongxin yakakwira-yekumhanyisa njanji chirongwa

Mumakore achangopfuura, nzira yekuvaka yeTRD yave kuwedzera kushandiswa muChina, uye kushandisa kwayo kuairports, Conservancy yemvura, njanji uye mamwe manhamba uye mamwe marongero emari ari kuwedzerawo. Pano, isu tichazokurukura nezvehunyanzvi hwekuvaka tekinoroji yekushandisa iyo Xiongan tunaki muchikamu chepasi pexiongan nyowani yeXinan Xin yakakwira njanji yakakwira seyakagwinya. Uye kushandisirwa kwayo munzvimbo yekuchamhembe. Mhedzisiro yekuedza inoratidza kuti nzira yekuvaka yeTRD ine Wall Wall yemhando yepamusoro uye kugona kwekuvaka zvakanyanya, izvo zvinogona kuzadzisa zvinodiwa pakuvaka. Iyo yakakura-chiyero application yeTrd yekuvaka nzira mune iri projekiti inoratidza kuti inoshanda iyo nzira yekuvaka yeTrd munzvimbo yekuchamhembe kweNzvimbo Yokumusoro. , kupa zvimwe zvinongedzo zvekuvakwa kweTrd munzvimbo yekuchamhembe.

1. Project Overview

Iyo Xiongan-Xinjiang yakakwirira-kumhanya njanji iri pakati pechikamu cheNorth China, kumhanya muHebei neShanxi matunhu. Inomhanya yakanangana muEast-West-West Nat Digation. Mutsetse unotanga kubva kuXiongan Station muXiongan District kuMabvazuva uye magumo kuXinzhou West Station yeDaxi njanji kumadokero. Inopfuura nepakati peXiongan District, Baoding Guta, uye Xinzhou Guta. , uye yakabatana neTaiyuan, guta guru reShanxi Province, kuburikidza neDaxi Passenger Express. Kureba kwemutsara uchangobva kuvakwa ndeye 342.661km. Icho chakakosha chechiteshi chakakwira chejira rakakwira

Kune akawanda magadzirirwo emabhendi zvikamu muchirongwa ichi. Pano isu tinotora chikamu cheBID 1 semuenzaniso kuti tikurukure kushandiswa kwekushandiswa kweTRD kuvaka. Chiyero chekuvaka cheiyi chikamu chebhikuti ndiyo yekupinda kweiyo itsva Xiongan tunnel (chikamu 1) iri muGaoxiaowang Village, Rongcheng County, BOODING COUNTY. Mutsetse unotanga kubva ipapo uchipfuura nepakati pemusha. Pashure pokunge vabva mumusha, zvinobva pasi kubudikidza naBaigo muno kutungamira rwizi, uye ndokuzotambanudza kubva kuSouth Rutivi rweGuocun kumavirira. Magumo ekumadokero akabatana neiyo Xiongan Intercity Station. Kutanga uye kupera mileage yeiyo tunaki ndeye Xiongbao dk19 + 800 ~ Xiongbao dk123 + 050. Iyo tunaki iri muBaoding iyo guta iri 3160m muRongcheng County uye 4340m in Simba County.

2. Kuongorora kweTRD Dhizaini

Muchirongwa ichi, simende-ivhu revhu revhu rakaenzana remawere vane madziro emadziro emadziro e24m ~

SEMENT-ivhu revhu revhu rakanyorwa rakafanana neP.O42.5 kujairika Portland cement, iyo coment yezvinyorwa zvisingasviki 25%, uye iyo yemvura-coment ratio is 1.0 ~ 1.5 ~ 1.5.

Madziro emadziro ekushandurwa kwemasimendi iyo yekucheka bhokisi blade).

Iko kukosha kwakasarudzika kwesimba rekumanikidza rekumanikidza kwesimbe-ivhu risingasviki madziro akaenzana mushure memazuva makumi matatu nemasere ekunyepera.

Iyo yakaenzana yemasement-ivhu revhu revhu rinosanganisira madziro anotora matatu-madziro emadziro ekuvaka maitiro (kureva, kutanga kuchera, kudzorera kuchera, uye kusanganisa kwemadziro). Mushure mekunge stratum yakachengetedzwa uye yakasunungurwa, kupfira uye kusanganisa kunoitwa kunoitwa kusimbisa madziro.

Mushure mekusanganiswa kweiyo simende-ivhu revhu rakapedzwa, renje rekucheka rakatsemurwa nebhokisi rekucheka rizere nekucheka. .

3. Magazini egweta

Mamiriro Ezvinhu

Iyo yakajeka strata pamusoro peiyo yese nzvimbo yeXiyongan itsva uye dzimwe nzvimbo dzakapoteredzwa dzinowanikwa Quaternary LAVERS. Iko ukobvu hweQuaternary sediments kazhinji dzinenge mazana matatu emamita, uye rudzi rwemberi runonyanya kuwanda.

(1) Brand New System (Q₄)

Iyo Holocene pasi inowanzo kuvigwa 7 kusvika gumi nemaviri metres yakadzika uye inonyanya kuiswa maisimo. Iyo yepamusoro 0.4 ~ 8m inotumirwa nyowani silty silty, silt, uye ivhu, zvakanyanya grey kusvika grey-brown uye yero-brown; Iyo lithology yeiyo yepazasi stratum ndeye general sedimentary siltary silty ivhu, silt, uye ivhu, pamwe nezvimwe zvikamu zvine yakajeka silty jecha uye epakati matare. Iyo jecha jecha zvakanyanya kuripo muchimiro chemagetsi, uye ruvara rwevhu renzvimbo inonyanya kuve yero-brown kusvika kune yero-yero-yero.

(2) Gadziridza iyo system (Q₃)

Iyo yekuviga yakadzika yeiyo yepamusoro proistocene pasi iyo kazhinji makumi mashanu kusvika makumi matanhatu emamita. Iyo inonyanya kuisirwa maisimo. Iyo lithology inonyanya kuve silty clay, silt, ivhu, silty yakanaka jecha nejecha. Ivhu revhu rakaoma kupurasitiki. , ivhu jecha riri pakati nepakati-dense kune dense, uye ivhu revhu rakanyanya kubhururuka-yero-yero-brown.

(3) Mid-pleistocene system (Q₂)

Iyo yekuviga yakadzika yepakati-pleistocene pasi inowanzo makumi manomwe kusvika zana emamita. Izvo zvinonyanya kuumbwa neyeselovial silty ivhu, ivhu, clayey silt, silty yakanaka jecha, uye seti jecha. Ivhu revhu rakaoma kupurasitiki, uye ivhu resandy riri mune yakasviba fomu. Iyo ivhu rakakomberedzwa rakanyanya-brown, brown-yero, brown-red, uye tan.

. Iyo yekutanga kudengenyeka kwenyika kukurumidza kupindura spectrum hunhu nguva yekuparadzanisa mari ndeye 0.40s.

2. Hydrogeological mamiriro

Mhando dzepasi pevhu dzakabatanidzwa mukuongorora kwakadzika kweiyi saiti inonyanya kuve neiyo isina kuvharwa ivhu, uye mvura yakadzika mumvura ine ivhu rakadzika ivhu. Sekureva kwemishumo yegeho, maitiro ekugovera emhando dzakasiyana-siyana dzeAquifers ndezvekutevera:

(1) mvura yemukati

Mvura yemvura inonyanya kubva kuBaigao Diver Rwizi (chikamu cherwizi chakatarisana neTunaki inozadzwa neparasland, mapurazi uye isina mvura muPinghe river panguva yeRwizi panguva yekuongorora panguva yerwizi panguva yekufunga.

(2) kudhiraivha

Xiongan tunnel (chikamu 1): chakaparadzirwa pedyo nechepamusoro, chinonyanya kuwanikwa mudenga, ②7. Iyo silty yakanaka jecha jecha mu ⑤1 uye yepakati jecha jecha mu ⑤2 Iva nemvura iri nani yemvura uye kufungidzira, kwakakura, zvakanyanya kugoverwa, uye zvemvura yakawanda. Ivo vari svikiro kune yakasimba mvura-inokwanisika yematare. Iyo yepamusoro plate yeiyi layer ndeye 1.9 ~ ( Iyo phreattic aquifer yakakora uye yakagoverwa, iyo yakakosha kwazvo pabasa iri. Kuvaka kunokanganisa kukuru. Iyo yepasi pevhu inoderera zvishoma nezvishoma kubva kumabvazuva kusvika kumadokero, nemusiyano wemwaka we2,0 ~ 4.0m. Iyo yakagadzikana yemvura mwero wekudzvanya ndeye 3.1 ~ 16.3m yakadzika (kukwirira 3.6 ~ -8.8m). Yakakanganiswa nekupinda mukati memvura yemukati kubva kuRwizi rweBaigoo Rwizi, mvura yepasi inodzosera pasi pevhu. Iyo nzvimbo yepasi pevhu ndiyo yakakwirira kuBaigao Diversion Rwizi uye Yayo Vicinity DK116 + 000 ~ Xiongbao DK117 + 600.

(3) yakamanikidzwa mvura

Xiongan tunnel (Chikamu 1): Maererano nePairedhi Mhedzisiro, mvura inobereka inomhanya yakakamurwa kuita zvikamu zvina.

Iyo yekutanga denderedzwa remvura yemvura ine ⑦1 yakanaka kwazvo jecha, Zvichienderana neyekuparadzira hunhu hweiyo alquifer muchikamu chepasi pechirongwa, iyo mvura yakatangira mune ino dhiza yakaverengerwa seNyika 1.

Wechipiri wakatanhamara wemvura ine jecha rine jecha rakapetwa Mvura yakavanzika mune ino layer inoparadzaniswa muXiongbao DK122 + 720 ~ Xiongbao DK123 + 360 uye Xiongbao DK123 + 980 ~ Xiongbao DK127 + 360. Sezvo iyo Nha. 8 Sand Layer muchikamu ichi zviri kugoverwa nekuparadzirwa, iyo Nha. 84 Sand Layer muchikamu ichi chakakamurwa zvakanaka. Jecha, 000 yepakati jecha, uye ±21 clayey yemvura yakakamurwa zvakasiyana mune yechipiri yakavharirwa mari. Zvichienderana neyekuparadzira hunhu hweiyo alquifer muchikamu chepasi pevhu chepurojekiti, iyo mvura yakatangidzirwa mune ino dhiza yakaverengerwa seNyika.

Iyo yechitatu denderedzwa remvura inonyanya kuumbwa ne ⑨1 silty yakanaka jecha, ± Silty yakanaka sejecha ⑨51.

Chikamu chechina chevhuvhuvanzurwe chinonyanya kuumbwa nejecha rakanaka, 44 yepakati jecha, ± Silty Zvichienderana neyekuparadzira hunhu hweiyo alquifer muchikamu chepasi pechirongwa, iyo mvura yakavanzika mune ino layer yakaverengerwa seNyika.

Xiongan tunnel (chikamu 1): Iyo yakagadzikana mvura kukwiridzwa kwemvura yakavanzika mune Xiongbao DK117 + 200 ~ Xiongbao DK118 + 300 Chikamu chitsiniso chinonzi 0m; Iyo yakagadzikana yakavharwa yemvura kukwirira muXiongbao DK118 + 300 ~ Xiongbao DK19

4. Muedzo Wall Wall

Iyo mvura-yekumira Longitudinal Silos yeiyi projekiti inodzorwa zvinoenderana nemamita mazana matatu-metres. Chimiro chejira remvura-remvura yakafanana nejira remvura-remvura pamativi ese eiyo yepedyo fungua. Iyo nzvimbo yekuvaka ine makona mazhinji uye zvikamu zvishoma nezvishoma, zvichiita kuti kuvakwa kwakaoma. Iyo zvakare kekutanga kuti nzira yekuvaka yeTrd yakashandiswa pane yakakura kwazvo kuchamhembe. Rutivi rwedunhu kuitira kuti uone kugona kwekuvaka kweiyo tr kuvaka nzira yekuvaka, masimba emvura, etcums

Muedzo Wall Wall Dhiza Anodiwa:

Boriketi yemadziro ndeye 800mm, kudzika kwakadzika ndeye 29m, uye iyo ndege kureba haina kuderera 22m;

Kutsauka kwemadziro hakuzove kwakakura kupfuura 1/300 nzvimbo yekutsauka hakuzove kwakakura kupfuura 50mm. "

Iyo yakajairwa kukosha kwesimba rekumanikidza rekumanikidza kweiyo simende yekusanganisa kweiyo madziro akaenzana mushure memazuva makumi matatu nemasere ekuchera, uye madziro emadziro anofanirwa kunge asiri makuru kupfuura 10-7cm / sec;

Maitiro ekuvaka:

Iyo yakaenzana yemasement-ivhu revhu revhu rinotora matatu-nhanho-yekugadzira madziro ekugadzira maitiro (kureva kuti, kufambiswa kwekuchera, kudzorera kuchera, uye kusanganisa kwemadziro).

Iyo madziro madziro emadziro emadziro ndeye 800mm uye yakadzika yakadzika ndeye 29m. Iyo yakavakwa uchishandisa iyo tr-70e yekuvaka nzira yekuvaka muchina. Munguva yemadziro emadziro emadziro, mashandiro emidziyo aive akajairwa, uye avhareji madziro kumhanyisa kumhanya kwaive 2.4m / h.

Mhedzisiro yebvunzo:

Kuedza zvinodiwa kumadziro emuyedzo

Slurry test block bvunzo:

Zvisingazivikanwe mhando yekumanikidza yekumanikidza yakaitwa pamasampuji emisangano yemasement-ivhu revhu revhu rakaenzana pakati pemazuva makumi maviri nemasere uye makumi mana emazuva ekurapa. Mhedzisiro yacho ndeye inotevera:

Sekureva kwedata rekuyedza, kusanzwisisika kusimbisa simba kweiyo simende-ivhu rekuvhiringidza rushamwari

Kupinzwa Kuedza:

Mufambiro Kuzvikudza Muedzo Muenzaniso pamasampulo emisangano yemasement-ivhu revhu revhu rakaenzana pakati pemazuva makumi masere nemasikati ekurapa. Mhedzisiro yacho ndeye inotevera:

Zvinoenderana neyekuedzwa data, iyo fungidziro yemugodhi ndeyekuti iri pakati pe5,28-8-9.6 × 10-8cm / sec, inosangana nezvinodiwa zvechigadzirwa;

Yakagadzirirwa SEMEN YOKUDZIDZA SIMBA RESANGANO INOKOSHA:

A 28-day Interim compressing Simba bvunzo yakaitwa pane iyo bvunzo yemadziro slurry test block. Mhedzisiro yemiedzo yaive pakati pe1.2mpa-1.6mpa, iyo yakasangana nezvinodiwa zvekugadzira;

A 45-zuva Interim compressing Simba bvunzo yakaitwa pane iyo bvunzo Wall slurry test block. Mhedzisiro yemiedzo yaive pakati pe1.2mpa-1.6mpa, iyo yakasangana nezvinodiwa zvekugadzira.

5. Kuvaka maratidziro uye mateki matanho

1. Paramende yekuvaka

(2. Munguva yekuvaka, iyo yemvura-simende yeiyo yekuchera mvura inogona kugadziriswa zvinoenderana nekuita maitiro ekuita uye maitiro ekuumbwa.

. Mukudzoreredza nhanho yekuchera, iyo yekuchera mvura yakaiswa nenzira kwayo zvinoenderana neyekutsvedza kwematope akasanganiswa.

. Iyo yemvura-yemvura inofanirwa kudzorwa kusvika zvishoma kushoma pasina kuderedza huwandu hwesimendi. ; Munguva yekuvaka, yega yega 1500kg yemvura uye 1000kg yeiyo simendi yakasanganiswa mu slurry. Iyo yekurapa mvura inoshandiswa mumadziro-kugadzira kusanganisa nhanho uye yekucheka bhokisi rinosimudza nhanho.

2. ZVINOKOSHA ZVINOKOSHA zvehunyanzvi hwekudzora

. " Shandisa zviridzwa kuyera kuti uburitse, uye panguva imwecheteyo gadzirira kuchengetedzwa kwehunhu uye kuzivisa zvakakodzera zvikamu zvinoita kuti uongorore.

. Geology yakaipa uye zvipingamupinyi pasi pevhu zvinokanganisa mhando yemasvingo yakaumbwa nenzira yeTrd inofanirwa kuitirwa nguva isati yaenderera neTrd nzira yekuvaka mvura-yekukwira kwekuvaka kiru; Panguva imwecheteyo, zviyero zvakakodzera zvinofanirwa kuve zvinowedzera cent zvemukati.

. Asati avaka, maererano nehuremu hweTrd yekuvaka nzira nzira, kusimbisa matanho akadai sekuisa mahwendefa ebwe anofanirwa kuitwa panzvimbo yekuvaka. Kuiswa kwesimbi mahwendefa hakufanirwe kunge kuri kushoma pane 2 zvigadziko zvakarongedzwa pamwero wekutungamira kwetangi zvakaratidza kuti nzvimbo yekuvaka inosangana nezvinodiwa zvekubereka michina yekugadzira. Kuve nechokwadi chekuti verticity yemutyairi mutyairi uye kubaya bhokisi.

. Iyo ivhu resimbe rakavhenganiswa zvizere, rakamutsa kusunungura, uye wobva wasimbiswa uye rakasanganiswa mumadziro.

. Asati avaka, chimbo chekuyera chinofanira kushandiswa kuitisa axis kuyedza kuve nechokwadi chekuti Trd Pile mutyairi akamira nenzira yakagadziriswa uye yakatsauka mutyairi mutyairi mutyairi wechirume grame inofanira kusimbiswa. Isingasviki 1/300.

. Nepo kusimbisa vertical yechokwadi, kudzora iyo jekiseni huwandu hwekuchera madhiri kusvika pane zvishoma zvekuti iwo matope akasanganiswa ari mumamiriro ekunyanyisa uye yakakwirira viscosity. kuitira kuti utsungirire nekuchinja kwakashata.

. Iyo verticity yemadziro haifanire kunge yakakura kupfuura 1/300.

. Madziro akaumbwa pazuva rimwe chete anofanira kuyambuka madziro akaumbwa neisina pasi pe30cm ~ 50cm; Chikamu chinodarika chinofanira kuve nechokwadi chekuti bhokisi rekucheka rakarongedzwa uye risingatsemwi. Simbisa zvishoma nezvishoma panguva yekuvakwa kuti uvhenganise zvizere uye kumutsa kurapa kwemvura uye nemadhaka akasanganiswa kuti awedzere kuwanda. mhando. Iyo Schematic Diagram yekuwedzera kwekuvaka iri seinotevera:

. Iyo trd host inoshandiswa mukubatana neCrawler Crane kuti uburitse kunze kwebhokisi rekucheka. Nguva inofanira kudzorwa mukati memaawa mana. Panguva imwecheteyo, vhoriyamu yakaenzana yemadhaka akasanganiswa anoiswa pasi pebhokisi rekucheka.

. Kuyerera kwekushanda kweiyo pombi yegomba kunofanirwa kugadziriswa zvinoenderana nekumhanya kwekudhonza kunze kwekucheka bhokisi.

(13) Simbisa kuchengetedza kwemidziyo. Imwe neimwe chinwijika ichatarisa pakutarisa iyo Simba System, keteni, uye kucheka maturusi. Panguva imwecheteyo, betarat jenareta set ichave yakagadzirirwa. Kana mains magetsi anowanikwa asina kujairika, pulp kugovera, kumanikidzwa kwemhepo, uye zvakajairika kusanganisa mashandiro anogona kutangwazve munguva yekubuda panguva yekubuda kwemagetsi. , kudzivirira kunonoka kukonzera tsaona dzekukwevera.

. Kana matambudziko emhando yepamusoro anowanikwa, iwe unofanirwa kubata muridzi wemuridzi, maneja uye dhizaini yeyunivhesiti kuitira kuti matanho ekugadzirisa anogona kutorwa nenzira yakakodzera nzira yekudzivirira kurasikirwa kusingabviri.

6. Mhedziso

Iyo yakazara mraba tsoka yeiyi projekiti yakaenzana-yakaenzana cement-ivhu risingasviki masisitimu emamasuru anenge mazana matanhatu emamita metres. Ikozvino projekiti neiyo hurukuro yakakura yekuvaka uye dhizaini vhoriyamu pakati peimba yepamusoro-mhanyisa njanji renji. Nhamba yegumi nematatu yeTRD yakaiswa mari, yeiyo Shanggong machina yeTRD Series account ye50%. ; Iyo yakakura-chiyero yekushandisa nzira yeTRD mune iri projekiti inoratidza kuti kana iyo Trke yekuvaka madziro eganho remvura, iyo yemhando yemadziro yakavezwa, uye kushanda kwemidziyo uye kushanda kwebasa kunogona kuita zvinodiwa. Izvo zvinoratidzawo kuti nzira yekuvaka yeTRD inoshanda mukushandiswa kwenzvimbo yekuchamhembe ine rondedzero yakakosha nzira yekuvaka yeTRD mune yakakwira njanji yechikepe uye kuvaka munzvimbo yekuchamhembe.

Kutumira Nguva: Oct-12-2023