SALIENT FEATURES OF DERAS M.I.P.

( RESERVOIR )
1 LOCATION :-
Project site near Village : Barhapita , Kantabada
Gram Panchayat : Mendhasal
Block / Tahasil : Bhubaneswar
Sub-Division : Bhubaneswar
Distance from Block HQ : 25 Km.
River / Nalla : Deras Nalla ( tributary of River Daya )
Longitude : 85 o 41' 17'' E
Latitude : 20 o 18' 51 '' N
Topo Sheet No. : 73 H/11
River Basin : Mahanadi
Reservoir / Diversion Weir : Reservoir
2 PROJECT ID :-
As per M.I. Booklet-2015 : 1903004
3 HYDROLOGY :-
Catchment Area : 33.50 Sq Km.
Catchment characteristic : Hilly terrain / Average
Land use pattern of Catchment : Forest Area & Field
4 RAINFALL :-
Nearest Rain Gauge Station : ICAR , MENDHASAL
Maximum Rainfall : 1473 mm
Average Monsoon Rainfall : 1143 mm
75% Dep. Rainfall :
Design Project Flood :
Design Flood Level :
5 RESERVOIR :-
D.S.L. : R.L. 66.900 Mtr
F.R.L. : R.L. 73.150 Mtr
M.W.L. / H.F.L. : R.L. 74.370 Mtr
T.B.L. : R.L. 76.200 Mtr
Free Board : 1.83 Mtr
Dead Storage Capacity : 0.2773 M cum
Live Storage Capacity : 2.4395 M cum
Gross Storage capacity : 2.7168 M cum
Water Spread Area : 96.29 Ha
Live Storage / Ayacut (M3/Ha) : 3811.72
6 MAIN DAM OR D/W :-
Type : Homogenous Earth Fill
Length : 457.20 Mtr
Top Width : 3.65 Mtr
Side Slope : U/S 2 : 1
D/s Slope : D/S 2.5 : 1
Height at deepest Bed level : 16.46 Mtr
Deepest bed level of the nalla at Dam R.L. 59.740 Mtr
axis :
7 SURPLUS ESCAPE :-
 Type : Ungated Ogee shaped
Length : 55.00 Mtr
Crest Level : R.L. 73.150 Mtr
Flood Lift : 1.22 Mtr
Free Board : 1.83 Mtr
Height of Fall : 6.00
Energy dissipation arrangement : Stepped basin, devide walls, Baffle blocks
Maximum Design Flood Discharge : 260.69 Cumec ( 9212.00 Cusec )
Length of Surplus Channel : 950.00 Mtr
Width of Surplus Channel : 60.00 Mtr
No. of Falls in the Channel : 2.00
8 HEAD REGULATOR :-
No. of H/R Sluice : 2.00
Position : Left H/R at R.D. 135.00 Mtr ,
Right H/R at R.D. 396.00 Mtr

No. of Sluice working : 2.00

Slab top level of H/R well : Left H/R : R.L. 74.680Mtr

9 DETAILS OF CANALS :-
Length Lining Done No. of No. of
Canal
in Rmt. in Rmt. Structures Outlets
From Left H/R :-
Left Main Canal : 1850.00 1700.00 12.00 9.00
Minor canal : 150.00 2.00
Total = 2000.00 1700.00 12.00 11.00
From Right H/R :-
Right Main Canal : 4800.00 3500.00 25.00 15.00
Kalajhar Minor canal : 630.00 230.00 3.00 2.00
Farm Minor canal : 750.00 2.00 3.00
Left Minor canal 120.00
Total = 6300.00 3730.00 30.00 20.00
Total Length of Canal in Mtr. : 8300.00
No. of Structures : 42.00
No. of Outlets : 31.00
10 IRRIGATION :-
G.C.A. : 960.00 Ha
C.C.A. : 730.00 Ha
Annual Irrigation Potential 640.00 Ha
C.C.A. to G.C.A. ( % ) : 76
Design Ayacut : Khariff (in Ha) Rabi (in Ha)
Right Main Canal : 430.00 103.50
left Main Canal 210.00 77.50
 TOTAL 640.00 181.00
11 CONSTRUCTION :-
year of Commencement : 1947
Year of Completion : 1951
Date of first full impoundment : 14.07.1952
12 PROJECT BENEFICIARIES :-
Villages : Giringaput , Haridamada , Haripur , Barhapita ,
Kantabada and Bhagabatipur.
Government Farms : State Agriculture Farm and I.C.A.R.
Other Activities : Bathing and drinking of wild animals in the wild life
Sanctuary area, Picnic and tourist spot, special
attraction eco-tourism facilities provided both by
M.I. and Forest Dept. and technical tours by
Technical Institutes .

Asst. Engineer Asst. Executive Engineer