construction and rehabilitation

construction and rehabilitation For construction and rehabilitation of authorized reclamation projects or parts thereof (including power transmission facilities) and for other related activities, as authorized by law, to remain available until expended, $166,444,880, of which $90,000,000 shall be derived from the reclamation fund: Provided, That no part of this appropriation shall be used to initiate the construction of transmission facilities within those areas covered by power wheeling service contracts which include provision for service to Federal establishments and preferred customers, except those transmission facilities for which construction funds have been heretofore appropriated, those facilities which are necessary to carry out the terms of such contracts or those facilities for which the Secretary of the Interior finds the wheeling agency is unable or unwilling to provide for the integration of Federal projects or for service to a Federal establishment or preferred customer: Provided further, That not to exceed $25,000 shall be available toward investigation and the emergency rehabilitation of the Dalton Gardens, Avondale, and Hayden Lake Unit, Rathdrum Prairie Irrigation Projects, Idaho, to be repaid in full under conditions satisfactory to the Secretary of the Interior.