Ithatha ixesha elingakanani ikhonkrithi ukuba yome?

Isikhokelo Esipheleleyo Sokomisa Nokunyanga Ikhonkrithi: Ukusuka Ekugaleleni Ukuya Ekuqineni Okupheleleyo

Ikhonkrithiyenye yezona zinto zokwakha zisetyenziswa kakhulu kwihlabathi liphela, ezixatyiswa kakhulu ngenxa yokuqina kwayo, ukuguquguquka kwayo, kunye nokusebenza kwayo kakuhle. Nangona kunjalo, ukusebenza kwayo kuxhomekeke ekomiseni nasekunyangeni ngokufanelekileyo—iinkqubo ezidla ngokungaqondwa kakuhle okanye ezidityaniswe. Esi sikhokelo samagama angama-3,000 sijonga kwisayensi, amaxesha, kunye neendlela ezilungileyo zokomisa ikhonkrithi, ukunyanga, kunye nokufikelela kumandla afanelekileyo.

1. Ukuqonda "Ukomisa" ngokwekhonkrithi vs. Ukulungisa

Ngaphambi kokuba uhlolisise amaxesha, kubalulekile ukwahlula phakathiukomisa(ukufuma kwamanzi) kunyeukunyanga(ukufunxwa kwesamente).

• Ukomisa: Ibhekisa ekuphumeni kwamanzi angaphezulu kumphezulu wekhonkrithi. Nangona ukufuma komphezulu kunokuphela kwiiyure ezimbalwa, ukufuma kwangaphakathi kunokuhlala iiveki.
• Ukunyanga: Inkqubo yeekhemikhali apho amanzi adibana namasuntswana esamente (ukufuma), enze iibhondi eziqinisa ikhonkrithi. Ukuqina ngokufanelekileyo kuqinisekisa amandla, ukuqina, kunye nokumelana nokuqhekeka.

Into ephambili yokuthatha: Ikhonkrithi “ayomi” ngokwendlela yendabuko—iyanyangeka ngokufuma, nto leyo efuna ukugcinwa komswakama.

2. Amanqanaba okubeka iConcrete kunye nokuqinisa

Ixesha eliqala ekuthululweni ukuya kumandla apheleleyo libandakanya amanqanaba ahlukeneyo:

Inqanaba 1: Iseti yokuqala (iiYure ezi-2–6)

• Utshintsho lwesamente ukusuka kulwelo ukuya kwi-semi-solid.
• Ukuhambahamba: Ukuhamba kancinci ngeenyawo kunokwenzeka emva kweeyure ezingama-24–48.

Inqanaba lesi-2: Iseti yokugqibela (iiYure ezi-6–12)

• Umphezulu uyaqina ngokwaneleyo ukumelana nokuxinana okuncinci.
• Iifomu zingasuswa, kodwa ikhonkrithi ihlala isengozini.

Inqanaba lesi-3: Amandla Okuqala (Iintsuku ezi-1–7)

• Ifikelela kwi-~70% yamandla oyilo kwiintsuku ezi-7 (kwiingxubevange eziqhelekileyo).
• Ikhuselekile kwizithuthi ezilula (umz., iimoto) emva kweentsuku ezisi-7.

Inqanaba lesi-4: Unyango olupheleleyo (Iintsuku ezingama-28)

• Umgangatho weshishini "wokuqina okugcweleyo" (amandla oyilo ayi-100%).
• Oomatshini abanzima kunye nemithwalo yesakhiwo iyavumeleka.

Inqanaba lesi-5: Ukufuma Kwexesha Elide (Kwiinyanga ukuya Kwiminyaka)

• Ikhonkrithi iyaqhubeka nokuqina ngesantya esiphantsi kangangeminyaka.

3. Izinto Ezichaphazela Ixesha Lokomisa Nokunyanga Imbewu

Amaxesha ahlukeneyo ahluka ngokusekwe kwiimeko zokusingqongileyo, uyilo oluxutyiweyo, kunye neenkcukacha zeprojekthi:

A. Izinto eziphathelele indalo

1. Ubushushu:
   • Uluhlu oluLungileyo: 50–90°F (10–32°C).
   • Imozulu ebandayo (<50°F): Inciphisa ukufuma; ifuna ubushushu okanye iindawo ezifudumeleyo.
   • Imozulu eshushu (>90°F): Ikhawulezisa ukoma komphezulu, ibeka emngciphekweni iintanda. Sebenzisa i-misting okanye umthunzi.
2. Umswakama:
   • Ukufuma okuphezulu kucothisa ukufuma, kunceda ukufuma.
   • Ukufuma okuphantsi kukhawulezisa ukoma komphezulu, nto leyo ebangela ukuba ii-membrane ziqine.
3. Umoya: Yonyusa amazinga okuphuma komphunga, nto leyo ekhokelela ekuqhekekeni kweplastiki.

B. Uyilo loMxube weKhonkrithi

1. Umlinganiselo weSamente yamanzi: Iireyithingi ezisezantsi (0.4–0.6) zikhawulezisa ukwanda kwamandla kodwa zifuna ukunyangwa ngononophelo.
2. Izixube:
   • Izikhawulezisi(umz., i-calcium chloride): Nciphisa ixesha lokuseta.
   • Abaxolisi: Ukulibaziseka xa kushushu.
   • IiPozzolans(uthuthu lwempukane, i-silica fume): Ifumana amandla kancinci kancinci kodwa iphucula ukuqina kwayo ixesha elide.
3. Uhlobo lwekhonkrithi:
   • Ikhonkrithi enamandla kakhulu kwangethuba: Ifikelela kwi-3,000 psi kwiiyure ezingama-24.
   • IiMix eziQhelekileyo: 3,000–4,000 psi kwiintsuku ezingama-28.

C. Iinkcukacha zeProjekthi

1. Ubukhulu beslab: Iindawo ezityebileyo zigcina umswakama ixesha elide, nto leyo ecothisa ukoma komphezulu.
2. Uqinisekiso: I-rebar yentsimbi okanye i-mesh inokubamba ukufuma, nto leyo echaphazela ukufana kokunyibilika.

4. Iindlela zokunyanga ukuze uphucule amandla

Ukunyanga kugcina umswakama ukuze kufumaneke umswakama. Iindlela eziqhelekileyo ziquka:

1. Ukunyanga Amanzi:
   • Ukugquma, ukufefa, okanye ukumanzisa i-burlap (ubuncinane kwiintsuku ezisi-7).
   • Ilungele izinto zesakhiwo ezifana neebhari kunye neekholamu.
2. Iikhompawundi Ezenza I-membrane:
   • Izinto zokuvala ezitshizwayo zinciphisa ukufuma.
   • Isetyenziselwa iislabhu kunye neendlela zokuhamba.
3. Ukugquma ngeplastiki/ iiTarp:
   • Ibamba umswakama; ifuna ukumanziswa rhoqo.
4. Ukunyanga ngomphunga:
   • Ikhawulezisa ukwanda kwamandla kwikhonkrithi eqinisiweyo (umz., iiyure ezili-18–24).

5. Ukuvavanya ukulungela kwekhonkrithi

1. Uvavanyo loBulukhuni bomphezulu:
   • Uvavanyo lweThumbprint: Akukho kungena ngaphakathi emva kokucinezela ngobhontsi.
   • Uvavanyo lokuKrwela: Ukuxhathisa isikrudrayivu okanye isikhonkwane.
2. Uvavanyo lwamandla oxinzelelo:
   • Iisampulu zesilinda zivavanywe kwiintsuku ezisi-7 nezingama-28 kwiilabhoratri.
3. Iimitha zokufuma:
   • Linganisa ubungakanani bokufuma ngaphakathi (<4% xa kufakelwa umgangatho).

6. Iimpazamo eziqhelekileyo kunye nendlela yokuziphepha

• Ukulayisha kwangethuba: Kuphephe imithwalo enzima ngaphambi kweentsuku ezingama-28.
• Ukunyanga okunganelanga: Kukhokelela ekukhupheni uthuli, ekukhuleni, nasekuncipheni kokuqina.
• Ukunkcenkceshela kakhulu: Iyenza buthathaka umaleko womphezulu.

7. Amatyala aKhethekileyo kunye nee-FAQs

• Imozulu ebandayoSebenzisa iingubo zokukhusela okanye izigqubuthelo ezifudumeleyo.
• Ukuvezwa kwemvula: Khusela ikhonkrithi entsha ngeetarps; imvula emva kweeyure ezi-4-8 ayinabungozi kangako.
• Iiprojekthi EzikhawulezayoSebenzisa imixube enamandla kakhulu kwangethuba okanye ukucoca ngomphunga.

IkhonkrithiIxesha "lokomisa" lithatha iiyure zokufuma komphezulu kodwa lifuna iintsuku ezingama-28 ukuze kufumaneke amandla oyilo. Ukulungiswa ngokufanelekileyo akunakuxoxiswana ngako ukuze kuhlale ixesha elide, kwaye izinto ezingqongileyo kufuneka zilawulwe ngononophelo. Ngokuqonda isayensi yokufunxa amanzi kunye nokusebenzisa iindlela ezilungileyo, abakhi kunye nabasebenzi be-DIY banokuqinisekisa izakhiwo zekhonkrithi ezihlala ixesha elide neziqinileyo.