(2) The merger shall not affect any proceedings for the opening, widening or extension of any street or for any street improvement or sewer pending at the time of the election in the merged city, but the proceedings shall be continued and all provisions of the charter and ordinances of the merged city shall remain in effect so far as they may affect any matter set out in this section. [Amended by 1983 c.350 §5; 1999 c.788 §55]