Ụgbọala mkpọfu HOWO nke abụọ, nke a makwaara dị ka gwongworo dumper ma ọ bụ tipper, bụ ụgbọ dị mkpa maka njem na ịkwatu.Ma ọ bụ ájá, gravel ma ọ bụ ihe mkpofu, gwongworo a nwere ike ijikwa ya.Ejiri akwa igbe mepere emepe, dabere n'azụ ma nwee mgbapụta hydraulic, yana a na-ebuli ya n'ihu, na-ekwe ka a tụba ihe ndị dị n'àkwà n'enweghị mgbalị ọ bụla n'ime ala n'azụ gwongworo n'ebe a na-ebuga ya.
N'ime ụlọ ọrụ anyị, anyị bụ ọkachamara n'inye nnukwu ụgbọ ala HOWO eji eme ihe.A na-arụzi gwongworo anyị nke ọma iji hụ na ha ruru ọkwa kachasị elu.Anyị na-etinye uche pụrụ iche na gwongworo mkpọfu HOWO wuru n'etiti 2014 na 2017, ka ị nwee obi ike na ị na-enweta ụgbọ ala a pụrụ ịdabere na ya nke ga-egbo mkpa ịkwaga gị ruo afọ ndị na-abịa.