A.
The elector members of the Board of Special Assessments, upon the expiration of the term of a member, shall be appointed for terms of five years commencing on the first day of January.
B.
There are hereby authorized three alternate members of the Board of Special Assessments, who shall be electors of the Town and shall be appointed by the Town Council. At the time of original appointment, one member shall be appointed to serve until December 31, 1972, one member until December 31, 1973, and one member until December 31, 1974, and each successor shall be appointed for a term of three years, commencing on the first day of January. Any alternate member of the Board of Special Assessments shall, when designated to act for any member of the Board of Special Assessments, have all of the powers and duties of a member of the Board of Special Assessments.