UkuzibandakanyaUkwakhiwa

Itshe elimnyama elichotshoziwe: ubuchwepheshe bokukhiqiza

Umatshe omnyama ochotshoziwe akuyona into ebonakalayo engokwemvelo, ekhishwe emadwaleni ombala ofanele ngokuchoboza futhi ukucubungula okulandelayo. Ngezinye izikhathi kuyisici esibucayi, esihlanganiswe ne-bitumine ekhethekile noma yokwakhiwa kwe-tar. Le ukwelashwa kuyadingeka ukuthola umkhiqizo wokumelana nokugqoka okuphezulu nokunamathela (ikhwalithi yokunamathela nezinye izakhi zokwakha).

Izinhlobo nemikhakha yesicelo

Ngokusho kwe-GOST, imfucumfucu emnyama ihlukaniswa ngokwebukhulu bendiza:

  1. Ukusuka kokungu-5 ukuya ku-20 mm - ukuhlolwa kwegridi (i-crumb), okuyinto yokwakhiwa okuhle kakhulu.
  2. Ukusuka ku-20 kuya ku-40 mm - ukuchithwa okuphakathi. Okuvame ukusetshenziselwa ukwakhiwa.
  3. Kusuka ku-40 kuya ku-70 mm - impahla ehlanganisiwe, ngokubeka okuvame ukuba kwenziwe i-rasklintovka (ukubuyiswa kabusha kwamatshe ukuze kususwe ama-voids).

Ubukhulu obuthile bamatshe amnyama aqoshiwe yi-2.9 t / m 3 , ngakho-ke kuthathwa kuphela ngamaloli anzima.

Ngokuvamile lokhu kusetshenziselwa ukubeka ama-pavements, imigwaqo namasayithi. Kanti futhi kutholakala khona imigwaqo ekhonkolo yokukhonjiswa kwe-asphalt. Uma wakha izindlu nezindlu zangaphansi noma amakamelo angaphansi, izinto zokusetshenziswa zisetshenziselwa ukungena kwamanzi.

Ngezinye izikhathi lokhu kusetshenziswa okungavamile kusetshenziselwa umhlobiso wokuhlobisa izindawo zasemadolobheni.

Ubuningi bokhukhuni obumnyama bungu-2900 kg.

Izinzuzo nokungalungi

Phakathi kwezinzuzo zale ndaba:

  1. Ukuqhekeka kwehlisa. Yingakho ukhonkolo olujwayelekile lwe-asphalt luya phambili futhi lubekwe esikhundleni se-rubble emnyama.
  2. Ukwanda kwe-shear yokugqoka kwezingubo ezenziwe ngokusebenzisa le nto.
  3. Ukumelana okuhle kokushayela.
  4. Impilo ende.
  5. Ukuhlanganisa okulula.
  6. Kungenzeka ukubeka izinto endaweni ebandayo.

Mayelana nokushiyeka kwe-rubble emnyama, ngokuvamile kuvame:

  1. Ukuphakama kwamanzi aphezulu amathiriyali.
  2. Isikhathi eside eside sokwakheka kwemigwaqo (kuze kufike enyangeni engu-1). Uma le nto isethelwe ekwindla ngasekupheleni kwezinga lokushisa eliphansi, isisekelo sizothola amandla adingekayo kuphela emva konyaka.

Futhi, uma ubeka umgwaqo omusha, ngeke ukwazi ukucindezela ngamandla kuze kube yizinsuku ezingu-5.

Ububanzi bendawo yokwakha buxhomeke kakhulu endleleni yokukhiqizwa kwayo.

Ubuchwepheshe bokukhiqizwa ngendlela ebandayo

Lezi zimbongolo ezibomvu zisetshenziselwa ukulungiswa komgwaqo. Ubuchwepheshe bokukhiqiza kwamafutha buyenziwa ngezindlela ezimbili: ngqo esikhungweni noma ekufakweni okukhethekile kanye nokuthutha okulandelayo kuya endaweni yomsebenzi.

Izinto ezinjengalezi zilungiselelwa kusetshenziswa i-tar, i-bitumen kanye ne-emulsions emazingeni okushisa ukusuka ku-+100 0 C kuya ku-+200 0 C. Izinto ezitholakalayo zifakwe efomeni elibandayo. Ngesikhathi esifanayo, isimo esidingekayo ukushisa kwomoya, okumele kube okungenani +5 ° C.

Idayi elichotshoziwe elibandayo linama-viscosity aphansi, ngakho-ke lingagcinwa emakamelweni abandayo isikhathi eside.

Ubuchwepheshe obufudumele

Kulolu cala, lokhu kutholakala ekwelashweni lokushisa kusuka ku- +80 0 С kuya +120 0 С. Ilitshe elifudumele elifudumele lisetshenziselwa ukubeka izindawo ezintsha zomgwaqo ngomthwalo osindayo. Sebenzisa ukwaziswa emazingeni okushisa kusuka ku- +60 0 C kuya ku-100 0 С.

Ubuchwepheshe bokushisa okushisayo

Idayi elimnyama elichotshoziwe lenziwa kwimodi yokushisa kusuka ku-120 0 C kuya ku-180 0 C. I-Tar ne-bitumen nayo isetshenziselwa ukucubungula indaba. Sebenzisa uma kuphela izinga lokushisa lingaphakathi + 100-120 0 C.

Ukubeka imfucumfucu efudumele neyashisayo kuyadingeka ngemuva kokukhiqizwa kwayo. Yingakho lapho ufaka imigwaqo emgwaqeni, kuhlale kunesipiliyoni esikhethekile se-asphalt laying.

Ezimweni zokukhiqiza, imishini ebiza kakhulu isetshenziselwa ukwenza imfucumfucu emnyama.

Kumele futhi kucatshangelwe ukuthi izinto ezibonakalayo, ezikhiqizwa ngaphansi kwethonya lokushisa okuphezulu, zinomthelela ophansi kakhulu ekufakeni amafungus nokubunjwa kwesikhunta. Ukuze kuqedwe lokhu, u-boric acid, i-diethanolamine nama-fatty ukumiswa kwe-asidi ayengezwa etsheni elichotshoziwe.

Ungazilungiselela kanjani?

Ukwenza i-rubble emnyama, udinga ukuxuba izingxenye ezilandelayo:

  1. Itshe elichotshoziwe (elilungele kakhulu uketshezi lwama-limestone) alikho ngaphansi kwe-M600. Kungcono ukusebenzisa izinto ezingxenyeni eziphakathi (20-40 mm), ngoba zinezici ezinhle zokuxubha.
  2. Ingxenye ye-astringent. Njengoba kunconywa ukusebenzisa i-bitumen BND 200/300. Inani le- binder kufanele libe ngu-4-5% wengqikithi yenani legridi.
  3. Isixazululo esinamafutha se-NaOH (lesi sici sizosetshenziselwa njenge-emulsion ye-bitumen).
  4. I-fat fatty acid enomthamo we-3% wengqikithi yenani lama-bitumen.
  5. Umxube wokukhonkolo kagesi onogubhu oqoshiwe.
  6. Idivayisi yokukhipha izinto ezishisayo.

I-mixer idinga ukuhlonywa nge-element element yokushisa, okuzovumela ukuthola ukushisa okudingekayo ekusetshenzisweni kwetshe elichotshoziwe.

Isikhathi sokuxuba zonke izingxenye ku-mixer yekhonkrithi ngokuqondile kuxhomeke emthamo wezinto eziluhlaza kanye nobukhulu bomxube.

Ngosizo lwamahlumela amnyama, kungenzeka ukuvula wonke amathrekhi emaphandleni, wenze isendlalelo esiqongweni sezinto eziyimpumputhe ezungeze indlu noma uhlele indawo yokupaka enokwethenjelwa futhi ehlala njalo emotweni yakho. Noma kunjalo, kufanele kukhunjulwe ukuthi ekwakhiweni kwangasese kungenzeka ukusebenzisa ezinye izinto ezilula futhi ezishibhile ukukhiqiza ngokwakho ngaphandle kokusebenzisa izinto zokushisa. Ngaphezu kwalokho, ukubeka i-rubble emnyama kunzima ukukhiqiza yedwa.

Similar articles

 

 

 

 

Trending Now

 

 

 

 

Newest

Copyright © 2018 zu.unansea.com. Theme powered by WordPress.