Kudzorera ndicho chiyiko chekubata kwakasimba uye kwakasimba
Kudzorera ndiyo nzira yekuisa ivhu mukati memvura kana mudheyo apo kugadzirwa kwapera. Basa rekudzorera rinoda unyanzvi uye ruzivo pamusoro pezvinenge zvataurwa, zvibvumirano zvinodiwa uye kunzwisisa mamiriro ezvinhu emuvhu. Kudzorera kunoshandiswa mumabasa akadai sokudzivirira nheyo , kugadzira nzvimbo, kana kuzadza mu voids muzvivako zvepasi. Dhu riga roga rine maitiro akasiyana-siyana anoda maitiro akasiyana ekuvakisa kuti ave nechokwadi chekushanda zvakanaka.
Kukanganisa kutakura kwepipeline, shafts, zvivako, uye kuwanikwa zvinofanira kudziviswa panguva yekuiswa kwekudzorerwa shure. Kudzorera kunogona kuitwa kuburikidza nekushandisa nzira dzinotevera.
Nzira Yokugadzirisa Kudzorera muTrenches
Izvi zvinyorwa zvino zvakakanganiswa uchishandisa mamwe ma mechanical seyakagadzirwa pamagetsi kana "jumping jack" -type compactor. Ivhu rakaoma kwete pasi peperesenti yehuwandu hwemhepo yakaoma zvakasarudzwa maererano neASTM D698, Method A (Standard Proctor). Kusimudza kwevhu kunobva pane zvakasikwa zvekudzokera shure, uye iyo michina ye compaction inofanira kushandiswa. Mvura inogona kuwedzerwa panguva yekuenzanisa, kubatsira nekutengesa. Aya matanho anotevera anokurudzirwa:
- Kudzokorora muzvikamu zve 4 "-6" (kwete-organic fill and clean of debris)
- Yakazara ne1000 lb. compactor
- Mvura zvakakwana
- Dzokorora matanho matatu okutanga
Zvaungaita Kuti Udzoke Nokushandisa Mvura Jetting
Mvura inoshandiswa ndiyo nzira inotsigira pane zvimwe zvinhu asi kwete kuwirirana.
Kuzadza nejet kunobvumira kontrakiti kuti abve mugomba uye adzokere gare gare achimanikidzira mvura yakamanikidzwa mumugero achishandiswa nhumbi yakareba yesimbi. Mvura inodzima inofanira kudziviswa pavhu yepurasitiki kana kuti yakaoma ivhu denga, zvisinei, inokurudzirwa mujecha kana mumubhedha wakanyanyisa. Mukushambadzira, iwe unoputira mvura pasi pekumanikidza uye shandisa simba rejetted mvura kuti uende kumabhedha kana kuti zvinhu zvekudzorera zvakapoteredza.
Sezvakakonzerwa nekugutsikana, nyaya dzinofanira kuiswa zvishoma nezvishoma uye mumakwikwi. Mafashamo kana kuti 'kuruka' kunononoka kunowanzoita kuti varombo vave vasina kumira compaction. Zvakakosha kutora matanho ekudzivirira kuti ave nemvura ine sediment, uye kunyanya, kudzivirira kupinda mumvura uye mvura mvura, zvose maererano neEPA Guidelines. Kana mvura isingagoni kudonha kubva kune ivhu remhepo, mashoko acho achagadziriswa kuti aparare.
Kuzadza Kusingagumi Kunoshandiswa Kudzorera
Kudzorerwa kunogonawo kuitwa kuburikidza nekushambadza kwezadziro, chidimbu chechimiti nechepasi mvura / cement chiyero , ichiendeswa kunzvimbo yebasa nekugadzirira kugovera motori. Nyaya yacho inobva yaiswa sefodhi rakananga kubva mumotokari, sezvakaita sekrete nguva dzose. Kuzadza nemafuta anogadzikana kunofanira kuitwa nekuchenjerera, kuve nechokwadi chokuti pipe yakashandiswa inotanga kuvharwa nehuwandu hwezvinhu. Kubvumira kutengesa kuzadza kuti kuve pipe kunogona kugadzirisa matambudziko kune avo vanoda kuvhara pota pombi munguva yemberi. Imwe dambudziko kana uchishandisa flowable fill ndeyokuti zvinhu zvinotenderera kuitira kuti kontrakta inofanira kudzivisa kana kudzivirira zvinhu zvekudzorera kuti zvienderere mberi zvichienda kune dzimwe nzvimbo dzomumvura.
Nzira Yokugadzirisa Zvakakwana Utility Trenches
Tevera izvi matanho kana backfilling utility trenches:
1. Zvidzitiro zvekudzorera nekuchera pakarepo mushure mekunge pombi yaiswa, kunze kwekuti kumwe kudzivirirwa kunotungamirirwa kana kuratidzwa.
2. Sarudza uye udzose zvinhu zvekudzokorora zvakanyatsoratidzwa nekuchengeteka kwemazamu munguva yemberi.
3. Muchikamu chezasi chemvura, dhaka rakagamuchirwa rekugadzirisa uye kubata zvinhu mumatanho e "huwandu hwehupamhi, uye kuenzanisa nemhando yakakodzera yehuwandu hwevhu rakapoteredza kusvikira pane chifukidziro cheasati pasi pe12" achishandisa kuchengetedza kwakanyanya kwete kuparadza pipe uye pombi zvokupfeka.
4. Kunze kwezvinhu zvakakosha zvepurasitiki , dzorerazve zvakasara zvegero rine zvinhu zvisingabvi kubva pamatombo makuru kupfuura 6 "kana ½ kuoma kwakasara, chero ipi zvayo iri duku, mune chero dhimwe.
5. Mumigwagwa, mumigwagwa, nedzimwe nzvimbo dzakagadzirwa:
- Inogadzirisa zvinyorwa mumatanhatu 6 "mashizha achishandisa basa rinorema rinokonzera pneumatic or equal.
- Tamp chimwe nechimwe chepamusoro kuhuwandu hwakaenzana kwete pasi pe 100% yeASTM D698 Proctor Curve.
- Ipa kuenzanisa kwakanyanya nekusiya zvimedu zvakasara zvakare zvakasununguka kugwara apo uchichengetedza pasi nechocho chakavezwa dombo.