Asphat ndị na-agbasa bụ ụdị ụlọ ọrụ na-eme njem ma bụrụkwa ihe bụ isi maka owuwu nke okporo ụzọ, okporo ụzọ na ọdụ ụgbọ elu na ọdụ ụgbọ mmiri.
Mgbe ị na-eji usoro Penpharration na-emepụta elu elu elu elu elu elu ụlọ ma ọ bụ na-agbasa mkpọsa mmanụ, gụnyere asphalt, emulthize na mmanụ aemual).

Na mgbakwunye, ọ nwekwara ike Inye ala ahịhịa na ala rụrụ arụ na saịtị maka owuwu nke ahịhịa ma ọ bụ ntọala nke papal.
Mgbe ị na-ewu akwa ahụ na-emebi emebi, nke na-egbochi ọnya nke ala a na-ahụ maka okporo ụzọ awara awara awara awara awara awara awara awara awara awara awara awara awara awara awara awara awara awara awara awara awara.
Enwere ike iji ya mee ihe maka ikpuchi ma fesa na ndozi okporo ụzọ, yana maka owuwu nke okporo ụzọ na obodo okporo ụzọ na-eji teknụzụ mmanụ.
Na ọgụgụ isi na-ekesara ndị nwere ọgụgụ isi nwere ike ịnwe ụgbọ ala ụgbọ ala, sọks na-ete ma na-efe efe, sistemụ nchịkwa, sistemụ pneumatic, na ikpo okwu na-arụ ọrụ.
Nkewa nke Aspharder na-adọpụta:
A na-ekewa nkesa ndị na-ekesa ihe dị ka ebumnuche ha si dị, ọnọdụ ọrụ ha, na ụdị ịnya ụgbọ ala nke asphalt.
Dabere na ebumnuche ha, a na-ekesara ndị na-enye ndị na-enye ihe abụọ ụzọ abụọ: mmezi okporo ụzọ na ebe a na-arụ ụzọ.
Asphalt tanter ike nke ikike nke koshalt na-eji arụ ọrụ nrụpụta n'okporo ụzọ anaghị agafe 400l, ebe ikike ụlọ ọrụ na-ewu ụlọ bụ 3000-20000l.
Dabere na ụdị ịnya ụgbọ ala nke poputes, kewapụrụ ụdị abụọ: eriri ụgbọ ala na-ebugharị ahịhịa ndị ọzọ a na-ebugharị ya.
Nke ikpeazụ nwere ike idozi ọnụ ọgụgụ nke asplaltsa na oke oke.
Ewezuga ụdị togo dị mfe nke ngalaba ọrụ ọ bụla mere, ndị na-ekesara ndị na-ekesara ya mba na obodo m niile na-enweghị njikọ nke na-enweghị eriri rara ha nye.