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  • Norhard AS

1085 m diameter 914 mm steel lining installed in the pressure shaft for Ala Hydropower Plant.

The lining is constructed with 91 steel pipes (each of length 12 m) welded together and pushed successively from bottom and up to the intake with our special designed rig for lining.


Another Hydro Power Plant is ready for production of new clean, renewable hydro energy with a pressure shaft supplied by Norhard.


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