Ukwakhiwa Kwesisekelo Sethangi Lokugcina Izinto: Umhlahlandlela Wobunjiniyela Ngokwezinyathelo
Kwadalwa ngo Ngokwamukisa
Ukwakhiwa Kwesisekelo Sethangi Lokugcina: Isiqondiso Sobunjiniyela Esinyathelo Ngesinyathelo
Ukwakhiwa kwesisekelo sethangi lokugcina kungumsebenzi wobunjiniyela obunembayo kakhulu. Ngenxa yokuthi amathangi anobubanzi obukhulu abeka imithwalo emikhulu, egxile phansi, isisekelo sisebenza njengokuvikela okuyinhloko ngokumelene nokwehla, ukugoqana kwezindonga, nokwehluleka kwesakhiwo. Ukwakhiwa okufanele kudinga indlela ehlanganisiwe—ukuqala ngokuhlaziywa kwendawo ye-geotechnical nokuphela kokuqinisekiswa okunembayo kokulinganisa nokudonsa amanzi.
1. Umjikelezo Wokuphila Wokwakhiwa: Indlela Ehlanganisiwe
Ukwakhiwa kwesisekelo esiphumelelayo kulandela ukulandelana okunengqondo. Ukwehluka kulelo oda noma ukuphuthuma izinqubo zokuqina kungaholela ekwehla okuhlala isikhathi eside noma ekwehlulekeni kwesisekelo.
Isigaba 1: Ukuhlola Indawo Nokulungiselela
Ngaphambi kokuba kukhishwe isikhathi esisodwa, izimo zesayithi kumele ziqinisekiswe.
● Inhlolovo yeGeotechnical: Kubalulekile ukuthola amandla okuthwala inhlabathi, ukujula kwamanzi angaphansi komhlaba, kanye namathuba okwenzeka ukuhlangana komhlaba ngenxa yokuzamazama komhlaba.
● Ukuhlanza Nokugawula: Ukususwa kwezinto eziphilayo, izitshalo, kanye nemfucumfucu ezingaboleka futhi zakhe izikhala ngaphansi kwesisekelo.
Isigaba 2: Ukumba Nokuzinzisa Ingxenye Engaphansi
Indawo yesisekelo iyagunjwa ifike ekujuleni okuklanyelwe.
● Ukuqengqeleka Kokuqinisekisa: Isisekelo esiveziwe sihlanganiswa kusetshenziswa ama-roller amakhulu ukuqinisekisa indawo ezinzile, efanayo.
● Ukuzinza: Uma izimo zenhlabathi zimbi (isb., ubumba oluvuvukalayo), onjiniyela bangase badinge ukufakwa kwe-geotextiles noma ungqimba oluyingcweti lokuzinza inhlabathi ne-cement ukuze kuwele umhlaba obuthakathaka.
Isigaba 3: Ukwakhiwa Kodonga Lwendandatho
Unyaka wodonga uyinhliziyo yesakhiwo sesisekelo.
● Ifomu: Ifomu eliqondile lifakwa ukuze kuqinisekiswe ukuthi unyaka wodonga uhlangabezana nokubekezelelana okuqinile kobubanzi nokuphakama.
● Ukuqinisa: Ukufakwa kwamajaji ensimbi eqinile ngokuvumelana nemidwebo yesakhiwo.
● Ukuthulula Nokuvundisa: Ukhonkolo uthululwa, ugudluzwa ukuze kukhishwe izikhala, futhi uvundiswe ngaphansi kwezimo ezilawulwayo ukuze kufinyelelwe amandla okuklama ngaphambi kokuthi umzimba wethangi wakhiwe.
Isigaba 4: Ukugcwalisa Ngaphakathi Nokucindezela
Ingxenye emaphakathi kodonga oluyindilinga igcwaliswa ngezinto eziyinsizakalo (ngokuvamile isihlabathi esihlukahlukene noma itshe eligayiwe).
● Ukubeka Izendlalelo: Ukugcwalisa kufanele kwenziwe ngezendlalelo ezingama-intshi angu-6 kuya ku-8.
● Ukuqinisa: Ingqimba ngayinye iqinisa ngomshini. Ukuhlolwa (njengokuhlolwa kwe-Nuclear Density Gauge) kwenziwa esigabeni ngasinye ukuqinisekisa okungenani i-95% ye-Modified Proctor Density.
Isigaba 5: Ukudonsa Amanzi Nokuqeda
● Izinhlelo Zokudonsa Amanzi: Izimbobo zangaphandle ezizungezile noma izindawo eziyisilinganiso zifakwa ukuze zikhiphe amanzi angaphansi komhlaba kude nesisekelo sethangi.
● Ukufakwa kwe-Membrane: I-high-density polyethylene (HDPE) liner ivamise ukubekwa phezu kokugcwaliswa ukuze kunikezwe isivikelo sesibili nokuvikela umswakama phansi kwethangi.
2. Indlela Eyiqhathanisayo: Izinga Lokwakha
Ukukhetha indlela efanele yokwakha kuncike kusayizi wephrojekthi, isabelomali, kanye ne-soil mechanics.
Indlela Yokwakha | Isicelo Esijwayelekile | Inkinga Eyinhloko Yokwakha | Ilungele Kakhulu |
Udonga Lwendandatho (Ukhonkolo) | Amatafulethi amakhulu, anesisindo esinzima | Ukugcina izinga le-geometric | Amatafulethi ahlala njalo, anomthwalo osindayo |
I-Slab-on-Grade | Amatafulethi aphakathi | Ukuphatha izimbotshana zokuncipha kukakhonkolo | Indawo ezinzile, eyisicaba |
I-Gravel/Earth Pad | Amatafulethi amancane/alula | Ukuvimbela ukudliwa komhlabathi | Ukuthunyelwa ngokushesha, ukusetshenziswa okwesikhashana |
Isisekelo Esihleliwe | Umhlabathi ongazinzile/obuthakathaka | Ukwakhiwa kwezinsika okunembayo/ukuhlelwa | Izindawo ezimanzi noma ezithambile |
3. Iziqondiso Ezibalulekile Zokwakha
Ukuze kuqinisekiswe ukuthi isisekelo sihlangabezana nezidingo zamazinga afana ne-API 650 noma i-AWWA D103, amaqembu asensimini kumele alalele lezi zilinganiso:
● Ubude obufanayo: Udonga lwendandatho kumele lube buduze kakhulu. Ngisho nokuhlehlisa okuncane kungabangela "ukungabi yindilinga" egobolondweni, okuholela ebunzimeni ekufakweni kophahla noma ekufakweni kwamaphaneli.
● Ukuphathwa komswakama: Imbangela ejwayelekile yokwehluleka kwesisekelo ukuqoqeka kwamanzi ngaphansi kwesisekelo. Indawo yokugcina kufanele ihlale ihlale ihamba kude negobolondo, futhi ukusetshenziswa kwamathayela okudonsa amanzi noma amapayipi okudonsa kuyelulekwa kakhulu.
● Ukuhlanzeka kwezinto: Ungalokothi usebenzise izinto zokugcwalisa ezinokungcola okubolayo, izinhlama zobumba, noma izinto ezibukhali ezingadabula isendlalelo esingezansi noma okuholela ekunciphisweni okuthile.
4. Imibuzo Evame Ukubuzwa (FAQ)
Q: Kungani isikhungo sesisekelo sethangi lami sihlala phansi kakhulu kunemiphetho?
A: Lokhu kwaziwa ngokuthi "ukudishwa". Kuvame ukubangelwa ukunganeleki kokuhlanganiswa kwesihlabathi sangaphakathi noma ukungabi bikho kokusekelwa okwanele esikhungweni. Ukusebenzisa udonga oluyindilinga lwe-concrete oluyingcweti kusiza ukuzinzisa umngcele, kodwa ukuminyana kwesihlabathi sangaphakathi kubaluleke kakhulu.
Q: Ngingakuqinisekisa kanjani ukuthi isisekelo silungile yini itangi?
A: Ngaphambi kokuba kufike umenziethangi, yenza uhlolojikelele lokuphakama okuphezulu kwesisekelo ezindaweni eziningana eduze komjikelezo. Ziqhathanise nalezi zokubekezelelana ezibekiweyo. Uma isisekelo singalingani, kufanele silungiswe ngaphambi kokuba kufakwe indandatho yokuqala.
Q: Ngingakwazi ukwakha isisekelo sethangi ngesikhathi sezulu lemvula?
A: Ngokuvamile, cha. Ukufingqa okweqile ezintweni ezifakiwe kwenza ukuminyana kungenzeki futhi kwandisa ingozi yokuhlala ngemuva kokwakhiwa. Uma imvula iqala, umsebenzi kufanele uyeke kuze kube yilapho okuqukethwe okufakiwe kubuyela ebangeni elifanele.
Ukwakhiwa kwesisekelo samathangi okugcina amanzi kuyinqubo lapho ukunemba kuyimpahla eyinhloko. Ngokulandela ngokuqinile imininingwane ye-geotechnical, ukufeza ukuminyana okuphezulu, nokuqinisekisa ukuthi kuvulekele kahle, abasubathi banikeza inkundla ezinzile edingekayo ukuze kube nokuphepha okusebenzayo iminyaka eminingi. Kubanikazi bamaphrojekthi, ukutshala imali esisekelweni esisezingeni eliphezulu kuyindlela ephumelela kakhulu yokunciphisa izindleko zokugcinwa kwempilo nokuvimbela ukwehluleka okukhulu kwesakhiwo.
Ngabe njengamanje ubheka iphrojekthi yokufakwa kwamathangi, futhi ungathanda isiqondiso esithile mayelana nezidingo zokuhlola ukuminyana komhlabathi noma ukufakwa kahle kwezindwangu zokuvikela zesibili zesisekelo sakho?
WhatsApp