Tare da saurin haɓakar aikin gina manyan tituna, buƙatun bitumen yana ƙaruwa, kuma ana ƙara amfani da bitumen na buhu don jigilar kayayyaki masu dacewa, sauƙin ajiya, da ƙarancin marufi, wanda ya dace da sufuri mai nisa. An tattara bitumen a cikin jakunkuna masu yuwuwa, amma babu kayan aikin cire jakar. Yawancin gine-ginen gine-gine suna tafasa bitumen jakar a cikin tukunya, wanda ba shi da lafiya kuma yana lalata muhalli. Bugu da ƙari, saurin sarrafawa yana jinkirin, adadin sarrafawa kaɗan ne, kuma aiki Ƙarfin yana da yawa, kuma yana da nisa a bayan adadin bitumen na ruwa da ake buƙata don manyan injinan gine-gine. Injin narke jakar bitumen na iya samar da rukunin gine-gine tare da babban digiri na injina da sarrafa kansa, saurin sarrafa sauri, babu gurɓataccen muhalli, aminci kuma abin dogaro.

Injin narke jakar bitumen ya ƙunshi akwatin cire jaka, ɗakin konewar kwal, bututun iska mai zafi, dumama dumama, tashar ciyarwar bitumen mai ƙarfi, injin yankan jaka, mai tayar da hankali, injin narkewar jaka, akwatin tacewa da tsarin sarrafa wutar lantarki. An raba jikin akwatin gida uku, daki daya da jaka da kuma dakuna biyu marasa jaka, inda ake fitar da bitumen. Tashar tashar ciyarwar bitumen mai ƙarfi (mai ɗaukar kaya mai ƙarfi bitumen) tana sanye take da bitumen fantsama da ayyukan kare ruwan sama. Bayan an ɗora bitumen jakar, za a yanke buhun ɗin ta atomatik don sauƙaƙe narkewar bitumen. Gudanar da zafi ya fi dogara ne akan bitumen a matsayin matsakaici, kuma motsawa yana inganta ƙaddamar da bitumen kuma yana inganta tasirin radiation na zafi. Tsarin cire jakar yana da aikin ciro jakar marufi da zubar da bitumen da ke rataye a jakar. Narkakken bitumen yana shiga ɗakin da ba jaka bayan an tace shi, kuma ana iya fitar da shi a adana shi ko shigar da shi a cikin tsari na gaba.

Injin narke jakar bitumen yana da fa'idodi na babban digiri na injina da sarrafa kansa, saurin sarrafawa, babban ƙarfin sarrafawa, aiki mai aminci kuma abin dogaro, kuma babu gurɓata muhalli. Ana iya amfani da shi ko'ina a cikin manyan tituna da gine-ginen birane.