 saichu hep saichu hep gayathri mon 6192023 1725 the project is proposed to be located on right bank of saichu nallah a tributary of river chenab in district chamba himachal pradesh the project envisages the construction of a trench weir across saichu nallah and underground power house shall be located on the right bank of saichu nallah near village saichu in district chamba of himachal pradesh capacity 58 mw design energy in 90 dependable year 2040 mu gross head 36033 m diversion structure trench weir 35 m l x 2m w head race tunnel 522 km long 275 m dia d shape concrete lined penstock pressure shaft one no underground 479 m long 225 m dia power house underground type to house two no vertical axis pelton turbine with generation units of 29 mw each village saichu district chamba state himachal pradesh projects under prefeasibility stage 927 mw  chenab saichu nallah chamba hp 58 mw  