Ranma Khola 30 MW

Ranma Khola

Details Topographical Survey

Project Location East Rukum District, Province -Lumbini

Intake Site: – Patha Uttar Ganga Rural Municipality Word No: -3
Power House Site: – Patha Uttar Ganga Rural Municipality Word No: -4
Latitude: – 28 39’ 58”,28 42’ 47”
Longitude: -82 48’17”, 82 52’ 25”

Project

Undertaken Co. Dhorpartan Ranma Hydropower (P). Ltd.

Survey license

Type of Scheme: – Peaking Run of River
Gross Head: – 475m
Net Head: – 459.00m
Installed Capacity: – 30,000.200 kw
Hydrology Catchment Area: – 298 km2
Design Discharge: – 9.60m3/s Q40%
Dry min Discharge: – 4.90m3/s
Design Flood Discharge: – 15m3/s (Yr. Flood)

Diversion Weir Type of Weir: – Gravity free flow concrete

Length of Weir: – 18 to 20 m
Max. Height of Weir: -15.00 m from foundation level
Crest Elevation: – EL. 2020 to 2035.m
Intake Structure Under Ground /Surface
Gravel Trap Under Ground / Surface
Approach Canal Under Ground / Surface
Settling Basin Under Ground / Surface
Headrace Tunnel Section Type: – Inverted-D
Length: – 4500 M
Size : – 3 m (W) x (H)
Support: – Shotcrete, Ribs, Rock bolt

Surge Tunnel Under Ground /Surface

Penstock Length: – 1000.351km
Powerhouse Type: – Surface
Tailrace Type: – Free Flow, Box Culvert
Turbine Type: – 2no.
Governor Type: -Transformer Type: – 1no

Transmission Line

Length: – The 11km long transmission line up to substation at Sisne which is under construction in East Rukum district proposed 132kv/33kv Substation Sisne at East Rukum which is under construction 11 km form
Power House of the Ranma khola Hydroelectric Project.
Voltage: – 132 KV
Power and Energy Generation Annual energy per year (…………………………)

Access

Kathmandu to Site: – 1 days(495km)
District Headquarter to Site: – 79 Km Road to be Newly Construction
unto Intake & Power House 2km Which is under construction.

Construction Time

Feasibility Study: – 2Year.
Construction :- 3Years.
24 Project Cost Total Project Cost: – 5.20 billion