State Highway 4 links Fatuha (Phatuha), situated 24 km east of Patna, with the historic city of Gaya, in Bihar. This 87 km stretch starts at Fatuha on National Highway 30 and runs southwards through Hilsa,
Daniawan, Ekangarsarai, Islampur and Khijarsarai before terminating at Gaya on the State Highway 1.