Construction of Sri Narasimharaya Sagar (Gorakallu Balancing Reservoir) with a live storage of 10.29 TMC (FRL +261 M) was taken up to feed and store Krishna flood waters. The reservoir is intended to supply water during Non-flood season. The cost of the project is Rs.528.00crores. The works were entrusted to M/s SABIR-SEW&PRASAD (JV), Hyderabad ion EPC system. The agreement value of the work is Rs.448.20 Crores. 92% of the work (Rs.412.30 Crs) is completed. The balance work is in progress from this reservoir the GNSS Flood Flow Canal again takes off with 20,000 c/s discharge to feed Gandikota Reservoir.
Present status of the work:
Adhoc Extension of Time was granted to the agency for the completion of the work by 9/2015. The balance works are in progress as per schedule. The Krishna flood waters will be stored in forthcoming season and water will be let out to GNSS Flood Flow Canal.
|Gross storage @F.R.L||:||12.44TMC|
|Live Storage Capacity||:||10.29 TMC|
|Dead Storage Capacity||:||2.15 TMC|
|T.B.L.C Fault Zone||:||+265.60 m|
|Catchment Area||:||77.70 Sq. Km|
|Discharge From Self Catchment||:||848 Cumecs|
|Deepest Bed Level||:||+220.00 m|
|Water spread Area @ F.R.L||:||15.10 Sq.Km|
|Total length of the Dam||:||3626 m|
|Comprising of non Overflow concrete/Colgrout||:||1721 m|
|Earth Dam(Zonal Section)||:||3626 m|