Whenever the board shall provide that a levy to meet extraordinary maintenance expenditures shall be spread over a term of years and warrants or bonds issued as provided in RCW 85.16.030, said board shall fix a date for and hold a hearing and appoint appraisers as provided in RCW 85.16.060 and 85.16.080. Said appraisers, in addition to discharging the duties imposed upon the appraisers by RCW 85.16.060, 85.16.080 and 85.16.090, shall:
RCW 85.16.120