(1) The meetings of the board of directors of a water conservancy district shall be subject to the requirements of part 4 of article 6 of title 24, C.R.S.(2) A majority of the directors shall constitute a quorum, and a concurrence of a majority of those in attendance, in any matter within their duties, shall be sufficient for its determination, except as otherwise provided in this article.(3) The board shall keep written minutes of its proceedings. The minutes of the board, as approved by the board, shall constitute prima facie evidence of the acts of the board recorded therein, and, when duly certified by the board's president or the board's secretary, copies of such minutes shall be received as evidence of the acts of the board in all courts equally and with like effect as the originals. The records of a water conservancy district shall be public records as defined by section 24-72-202 (6), C.R.S.L. 37: p. 1323, § 11. CSA: C. 173B, § 25. CRS 53: § 149-6-11. C.R.S. 1963: § 150-5-11. L. 85: Entire section amended, p. 1150, § 2, effective June 6. L. 91: (1) amended, p. 822, § 10, effective June 1.