Mirani Dam Project

Mirani Dam Project

Client and Owner: Water and Power Development Authority (WAPDA)
Consultant/Designer: Nespak, ACE, Binie Black & Montgomery (NEAC)
Description of Works: Engineering, Procurement, and Construction Works.
Main Components:  
a) Hydrology: Catchment Area: 7,964 Sq. miles
Average Annual Flow: 223,000 A. Ft.
b) Reservoir: Gross Storage: 302,000 A. Ft.
Live Storage: 52,000 A. Ft.
Average Annual Releases: 114,000 A. Ft.
c) Dam (Type: Earth Fill): Height: 127 Ft.
Length at Crest: 3,350 Ft.
Top Width: 35 Ft.
a) Hydrology: Catchment Area: 7,964 Sq. miles
d) Spillway (Type: Overflow): Clear Waterway: 344 Ft.
Designed Capacity: 205,800 Cusecs
Maximum Capacity: 384,300 Cusecs
e) Outlet: Tunnel Diameter: 8 Ft
Capacity: 377 Cusecs
Access Road: 43 Km
Irrigation System: Gravity, Lined Channels
Command Area & Capacity of System
Right Bank Canal: 20,800 Acres & 36 Cusecs
Left Bank Canal: 12,400 Acres & 141 Cusecs
Total: 33,200 Acres & 377 Cusecs
Man-hours: 10.87 million
Peak manpower: 1,550
Completion: July 2006