Naghadeh water supply, irrigation and drainage network
Client: West Azerbayjan regional water authority
Objectives of the project: supply irrigation demands of agricultural lands and domestic demands of cities and villages
Stage of study:
• Feasibility study: 1990 to 1995
• Detail design: 1990 to 2012
• Supervision on construction: 1995 - continues
Project Components
Feasibility study:
Diversion dam:
• Name of diversion dam: Naghade
• Length of diversion dam (m): 62.2
• Flood discharge capacity (m3/s): 308
Dam
• Name of dam : Hassanlou
• Name of river: Godar River
• Type dam: homogeneous Earthfill
• Height from bed river: 10.25
• Crest length: 5280
• Dam body volume (million m3): 2.14
Reservoir
• Normal reservoir volume (MCM): 96
• Regulated annual water (MCM): 94
Irrigation network
• Total area (ha): 14000
• Mohammadyar network (ha): 6500
• Bolandab hassanlou network (ha): 8000
• Type of irrigation: Gravitational
• Main drain length (km): 14.2
• Main drain capacity (m3/s): 14
Conveyance canal
• Conveyance canal length (km): 12.57
• Conveyance canal capacity (m3/s): 15
Dam
• Name of dam: Oshnaviye
• Name of river: Kanirash
• Type dam: Earthfill with clay core
• Height from foundation: 46
• Crest length: 491
Reservoir
• Normal reservoir volume (MCM): 127
• Regulated annual water (MCM): 255.6
• Domestic water demand (MCM): 10.5
Irrigation network
• Total area (ha): 36000
• Type of irrigation: Gravitational
Conveyance canal
• Conveyance canal length (km): 19
• Conveyance canal capacity (m3/s): 30
Detail Design:
Diversion dam
• Name of diversion dam: Naghade
• Length of diversion dam (m): 50
• Flood discharge capacity (m3/s): 310
Dam
• Name of dam: Hassanlou
• Name of river: Godar River
• Type dam: homogeneous Earthfill
• Height from bed river: 10.25
• Crest length: 5270
Reservoir
• Normal reservoir volume (MCM): 97.5
• Regulated annual water (MCM): 92.5
Irrigation network
• Total area (ha): 14800
• Mohammadyar network (ha): 8800
• Bolandab hassanlou network (ha): 6000
• Type of irrigation: Under pressure
Conveyance canal
• Conveyance canal length (km): 12.57
• Conveyance canal capacity (m3/s): 15
Pumping station:
• Main Pumping capacity (cm/s): 6.3
• Main Pumping head (m): 15
• North pumping capacity (cm/s): 3.3
• North Pumping head (m): 65
• North west pumping capacity (cm/s): 2
• North west Pumping head (m): 63
Dam
• Name of dam: Oshnaviye
• Name of river: Kanirash
• Type dam: Earthfill with clay core
• Height from foundation(m): 34
• Crest length: 416
Reservoir
• Normal reservoir volume (MCM): 46.5
• Regulated annual water (MCM): 21.7
• Domestic water demand (MCM): 10.5
Irrigation network
• Total area (ha): 19200
• Type of irrigation: Under pressure
Conveyance canal
• Conveyance canal length (km):19
• Conveyance canal capacity (m3/s): 30
Supervision on construction
Dam
• Name of dam: Hassanlou
• Name of river: Godar River
• Type dam: homogeneous Earthfill
• Height from bed river(m): 10.25
• Crest length(m): 5270
Reservoir
• Normal reservoir volume (MCM): 97.5
• Regulated annual water ( MCM): 92.5
Irrigation network
• Bolandab hassanlou network (ha): 6000
• Type of irrigation: Under pressure
Dam
• Name of dam: Oshnaviye
• Name of river: Kanirash
• Type dam: Earthfill with clay core
• Height from foundation(m): 34
• Crest length (m): 488
Reservoir
• Normal reservoir volume (MCM): 48.3
• Regulated annual water (MCM): 21.7
• Domestic water demand (MCM): 12.3
• Agriculture water demand (MCM): 6.64
• Environmental water demand (MCM): 5.56
