Şanlıurfa Irrigation tunnels is the name of a major irrigation tunnel constructed in connection with the Southeastern Anatolia Project, a multi-sector integrated regional development project of Turkey.
The tunnels were commissioned by the State Hydraulic Works authority (DSİ).
The construction ended by 19 December 2005 and the tunnels were put into service.
The total agricultural land which benefits from irrigation is 476,474 hectares (1,177,390 acres), 358,000 hectares (880,000 acres) by free flow and the rest by pumping.
Turkish Chamber of Civil Engineers lists Şanlıurfa Irrigation Tunnels as one of the fifty civil engineering feats in Turkey, a list of remarkable engineering projects realized in the first 50 years of the chamber.