operation and maintenance

operation and maintenance For operation and maintenance of reclamation projects or parts thereof and of other facilities, as authorized by law; and for a soil and moisture conservation program on lands under the jurisdiction of the Bureau of Reclamation, pursuant to law, $31,443,000, of which $26,496,000 shall be derived from the reclamation fund and $1,335,000 shall be derived from the Colorado River Dam fund: Provided, That funds advanced for operation and maintenance of reclamation projects or parts thereof shall be deposited to the credit of this appropriation 74 Stat. 747and may be expended for the same objects and in the same manner as sums appropriated herein may be expended, and the unexpended balances of such advances shall be credited to the appropriation for the next succeeding fiscal year.