Whenever the board of directors of any drainage district shall have, under the authority vested in it by the provisions of chapter 215 of the Laws of 1905, caused any levee to be constructed, or other work done, payment for which was authorized to be made under the provisions of said chapter by levy of a special assessment, and when said board, instead of levying said entire special assessment thereof at one time, shall have provided for the payment of the same by installments, and shall have issued improvement bonds therefor, payable in installments of equal amount each year, as provided by Kan. Stat. Ann. § 24-430, and the amount received from such bonds shall be insufficient to pay the entire costs of such levee or other work done, said drainage district may levy in addition to the amount of such bonds such other special assessments as may be necessary to pay for the work so done: Provided, That the total amount of such special assessment shall not exceed ten percent of the amount of bonds issued under the provisions of said chapter 215 of the Laws of 1905.