SALIENT FEATURES
SR.NO.
NAME OF ITEMS
AS PER REVISED DETAILS
1
LOCATION
a) DISTRICT BOKARO
b) NAME OF THE RIVER DAMODAR
c) YEAR OF IMPOUNDMENT 1974
d) TENUGHAT DAM COORDINATE Lat 23°43'48''N and Long 85°49'55''E
e) INFLOW DATALOGGER LOCATION AT DAMODAR RIVER Lat 23°38'28"N and Long 85°30'40"E
f) OUTFLOW DATALOGGER LOCATION AT DAMODAR RIVER Lat 23°43'46"N and Long 85°50'19"E
g) RIGHT/TB CANEL LEVEL TRANSMITTER Lat 23°43'27"N and Long 85°50'17"E
2
DAM GATES
a) TOTAL NUMBER OF GATES 22 GATES
b) RADIAL GATES 10 GATES
c) UNDERSLUICES GATES 8 GATES
d) RIGHT CANEL GATES 2 GATES
e) LEFT CANEL GATES 2 GATES
3
DETAILS OF DAM
a) TYPE OF DAM EARTHEN
b) TOP OF DAM RL.273.10M
c) LENGTH OF DAM INCLUDING SPILLWAY 6492.24M
d) HEIGHT OF DAM ABOVE DEEPEST BED LEVEL 50.59M
4
RESERVOIR
a) FULL RESERVOIR LEEVL (FRL) R.L.268.834M
b) GROSS STORAGE OF FRL 1013.921Mm3
c) MAXIMUM WATER LEVEL (MWL) 270.358M
d) DEAD STORAGE LEVEL 249.022M
e) PERIOD FOR WHICH SILT STORAGE CAPACITY PROVIDED 100 YEARS
f) REGULATED DISCHARGE A R.L.859.65M/268.834M 8.5CUMEC/25.45CUMEC
5
HYDROLOGY
a) CATCHMENT AREA 4480.679 KM2
b) AVERAGE RAINFALL 1320.8Mm
c) AVERAGE ANNUAL INFIOW 1850.23Mm3
d) MAXIMUM PROBABLE FLOOD 18321.00CUMEC
e) MAXIMUM OBSERVED FLOOD 7079.21CUMEC
6
SPILLWAY
a) DESIGNED FLOOD 18321.00
b) LENGTH OF SPILLWAY 344.424M
c) CREST LEVEL OF SPILLWAY R.L.56.946M
d) TYPE OF SPILLWAY GATES RADIAL GATES OF 10 NOS
e) UNDER SLUICES OF SPILLWAY 8 NOS 6'*8'
f) LENGTH OF NON OVER FLOW BLOCK 158.496M
g) LENGTH OF OVER FLOW SECTION 185.928M