Dab tsi yog qhov txawv ntawm bituminous qhob thiab bituminous macadam?
Dab tsi yog qhov txawv ntawm bituminous qhob thiab bituminous macadam?

Video: Dab tsi yog qhov txawv ntawm bituminous qhob thiab bituminous macadam?

Video: Dab tsi yog qhov txawv ntawm bituminous qhob thiab bituminous macadam?
Video: Bituminous Macadam Mixing, Transporting, Laying and Rolling Process || Civil Engineering Road Work 2024, Kaum ib hlis
Anonim

Bituminus qhob yog sib tov ntawm pob zeb aggregates thiab coarse xuab zeb nrog bitumen raws li cov khoom siv. Whereas, Bitumen mecadam yog kev sib xyaw ntawm cov pob zeb sib xyaw tsuas yog khi nrog bitmen thiab muaj porisity tab sis ntau lub zog sib zog uas yog vim li cas nws thiaj li siv los ua txheej txheej txhawm rau txhawm rau ntxiv dag zog rau txoj kev taug kev.

Ib yam li ntawd, koj tuaj yeem nug, dab tsi yog bituminous macadam?

Txhais ntawm bituminous macadam .: ib tug pavement tsim los ntawm kis ob los yog ntau tshaj txheej ntawm crushed pob zeb rau ib tug haum puag thiab pouring ib tug bituminous phau ntawv rau txhua tus.

Ib yam nkaus, txoj kev bituminous qhob yog dab tsi? Asphalt qhob (feem ntau hu ua asphalt, blacktop, los yog txoj kev hauv North America, thiab tarmac, bitumen macadam, los yog dov asphalt nyob rau hauv lub tebchaws United Kingdom thiab lub koom pheej ntawm Ireland) yog ib tug composite khoom siv feem ntau siv rau nto txoj kev , chaw nres tsheb, tshav dav hlau, nrog rau lub hauv paus ntawm embankment dams.

Tsis tas li ntawd, qhov txawv ntawm bituminous qhob thiab asphalt yog dab tsi?

Bitumen yog cov kua nplaum uas tuav asphalt ua ke. A bitumen -sealed nto yog txheej ntawm bitumen sprayed thiab ces npog nrog ib tug aggregate. Asphalt yog tsim hauv a cov nroj tsuag uas heats, dries thiab mix aggregate, bitumen thiab xuab zeb rau hauv kev sib xyaw. Nws yog txhua yam zoo kom nkag siab txog sib txawv ntawm cov ob.

Dab tsi yog DBM thiab BC hauv kev tsim kho?

Muaj ob hom tseem ceeb ntawm cov khoom sib xyaw ua ke siv. Dense Bitumen Macadam ( DBM ) Bituminous Qhob ( BC )

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