Dab tsi yog siv rau txoj kev hauv paus?
Dab tsi yog siv rau txoj kev hauv paus?

Video: Dab tsi yog siv rau txoj kev hauv paus?

Video: Dab tsi yog siv rau txoj kev hauv paus?
Video: Lus Qhuab Qhia | “Kev Raug Qaws Mus Yog Dab Tsi Tiag Tiag?” 2024, Kaum ib hlis
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Unbound granular cov ntaub ntawv feem ntau yog crushed pob zeb, crushed slag los yog qhob, los yog slate. Cement-bound cov ntaub ntawv tuaj nyob rau hauv ntau hom. Cov pob zeb loj yog siv qhov tshwj xeeb loads yuav tsum tau, nrog thickness feem ntau 100 mus rau 150 millimeters (4 mus rau 6 nyob rau hauv), thiab xaiv qhov cuab lub zog nrog steel mesh los yog polymer fibers.

Ua li no, txoj kev hauv paus yog dab tsi?

Cov Puag : Cov puag yog ib txheej uas tseem muaj cov pob zeb crushed tab sis me ntsis pob zeb me dua cov sub- puag Qee zaum, pob zeb hmoov av lossis pob zeb nplua yuav raug muab sib xyaw nrog cov sib xyaw kom txo cov voids thiab yuav tuav cov txheej hauv qhov chaw zoo dua.

Qhov thib ob, dab tsi yog siv los ua txoj kev? Cov khoom siv tshaj plaws siv rau paving txoj kev yog asphalt thiab pob zeb. Cov yam ntxwv xws li tus nqi thiab hom thiab tus nqi ntawm cov tsheb yuav txiav txim siab seb cov khoom twg yuav yog siv . Asphalt siv cov roj-raws li tshuaj hu ua bitumen rau ua xuab zeb thiab pob zeb crushed ua ke zoo li cov kua nplaum.

Ntawm no, dab tsi yog cov khoom siv zoo tshaj plaws ntawm txoj kev?

Qee cov khoom siv av nplaum zoo tau sib xyaw ua ke pob zeb raug tsoo. Qhov tshwm sim yog qhov zoo pob zeb uas muaj qhov sib xyaw zoo heev pob zeb , xuab zeb thiab zoo yas nplua uas ua rau muaj zog, nruj nreem khi pob zeb nto.

Dab tsi yog qhov txawv ntawm sub base thiab txoj kev hauv paus?

A txoj kev puag txhais tau tias yog txheej txheej lossis txheej txheej ntawm cov khoom khi uas tsim los ua kom muaj kev ncaj ncees rau txoj kev pavement. Cov puag muaj cov khoom zoo-qib, feem ntau crushed pob zeb. Sub - puag muaj cov khoom siv qis dua, qee zaum crusher-khiav cov khoom, lossis cov feem ntau ntawm cov pob zeb crushed.

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