Ọrụ nke ngwakọta asphalt na-agbasa bụ ịgbasa ngwongwo asphalt agwakọta nke ọma n'okporo ụzọ ala ma ọ bụ isi, yana precompacting na ịkpụzi ya ruo n'ókè ụfọdụ, na-akpụ isi ihe asphalt ma ọ bụ akwa oyi akwa. Pavers nwere ike hụ n'ụzọ ziri ezi na ọkpụrụkpụ, obosara, camber, flatness na compactness nke akwa akwa akwa. Ya mere, a na-eji ya eme ihe n'ọtụtụ ebe na asphalt kọnkịta na-agbasa ọrụ nke okporo ụzọ, okporo ụzọ obodo, nnukwu ụgbọ mmiri, ebe a na-adọba ụgbọala, wharf na ọdụ ụgbọ elu na ọrụ ndị ọzọ. A pụkwara iji ya na-agbasa ọrụ nke ihe ndị kwụsiri ike na ihe ndị siri ike ciment siri ike. Ogo nke ngwakọta asphalt na-agbasa ozugbo na-ekpebi ịdị mma na ndụ ọrụ nke okporo ụzọ