Studies on the implementation of the comprehensive plan for surface water management and the preparation of plans for the improvement of ... Project name: Studies on the implementation of the comprehensive plan for surface water management and the preparation of plans for the improvement of rivers and canals in areas 1, 11 and 14 of Tehran Municipality Status Future Registration Date 2024/07/03 Update Date 2024/07/03 Manager Region 1,11,14 Tehran Municipality Goals 1st and 2nd Phase studies of the drainage system; Hydraulic improvement of the drainage system model, locating and preparing repair and maintenance plans; Updating the GIS data bank; Schedule Conceptual, basic and 2nd Phase Studies Executive Actions Total area: about 8100 hectares; Total length of passages in the regions: about 1300 km; Total length of main canals in the regions: about 58 km; Total length of 3rd and 4th degree canals and streams in the regions: about 1200 km; The total length of the desired pattern designs of 3rd and 4th degree canals and streams in the regions: about 116 km; Total length of 3rd and 4th grade canals and canals repair projects in the regions: about 18 km; Geography Location Municipal Regions 1,11,14 Tehran, Iran