Sec. 20-143. Where forty-five miles per hour speed limit imposed.
   The prima facie speed limit upon such streets, roads, highways or portions thereof as may be designated by ordinance shall be forty-five (45) miles per hour, which speed limit shall be effective when signs are erected giving notice thereof. Three (3) copies of current ordinances designating the streets governed by this section shall be kept on file by the city clerk.
   Editor's note – Forty-five miles per hour speed limits have been designated by 1953 Code, ch. 17, § 74a, as supplemented in 1957, and as amended by:
   Ord. No. 1935, § 4, 8-3-50
   Ord. No. 2145, § 4, 2-20-61
   Ord. No. 2312, § 3, 7-2-62
   Ord. No. 2963, § 1, 2-6-67
   Ord. No. 3110, § 1, 4-15-68
   Streets designated by Ord. No. 3110 were amended by Ord. No. 3296, § 1, 7-21-69
   Streets designated by Ord. No. 3296 were amended by Ord. No. 3751, § 1, 12-13-71
   Streets designated by Ord. No. 3751 were amended by Ord. No. 4050, § 1, 7-9-73
   Streets designated by Ord. No. 4050 were amended by:
      Ord. No. 4273, § 1, 1-20-75
      Ord. No. 4507, § 2, 6-21-76
      Ord. No. 4884, §§ 1, 2, 10-16-78
      Ord. No. 5657, §§ 1, 2, 9-27-82
      Ord. No. 5968, §§ 1, 2, 3-12-84
   Ord. No. 5968 was repealed and new streets were designated by Ord.No. 6183, §§ 1, 2, 2-19-85
   Ord. No. 6183 was repealed and new streets were designated by Ord. No. 6414, §§ 1, 2, 5-5-86
   Ord. No. 6414 was repealed and new streets were designated by Ord. No. 6474. § 1, 2, 7-7-86
   Ord. No. 6474 was repealed and new streets were designated by Ord. No. 6516, §§ 1, 2, 9-2-86
   Ord. No. 6516 was repealed and new streets were designated by Ord. No. 6551, §§ 1, 2, 10-20-86
   Ord. No. 6551 was repealed and new streets were designated by Ord. No. 6588, §§ 1, 2, 12-8-86
   Ord. No. 6588 was repealed and new streets were designated by Ord. No. 6900, §§ 1, 2, 3-7-88
   Ord. No. 6900 was repealed and new streets were designated by Ord. No. 6952, §§ 1, 2, 5-16-88
   Ord. No. 6952 was repealed and new streets were designated by Ord. No. 7042, §§ 1, 2, 9-19-88
   Ord. No. 7042 was repealed and new streets were designated by Ord. No. 7064, §§ 1, 2, 10-17-88
   Ord. No. 7064 was repealed and new streets were designated by Ord. No. 7232, §§ 1, 2, 7-3-89
   Ord. No. 7232 was repealed and new streets were designated by Ord. No. 7357, §§ 1, 2, 2-26-90
   Ord. No. 7357 was repealed and new streets were designated by Ord. No. 7374, §§ 1, 2, 3-19-90
   Ord. No. 7374 was repealed and new streets were designated by Ord. No. 7483, §§ 1, 2, 9-17-90
   Ord. No. 7483 was repealed and new streets were designated by Ord. No. 7644, §§ 1, 2, 6-17-91
   Ord. No. 7644 was repealed and new streets were designated by Ord. No. 7769, §§ 1, 2, 2-24-92
   Ord. No. 7769 was repealed and new streets were designated by Ord. No. 7811, §§ 1, 2, 5-4-92
   Ord. No. 7811 was repealed and new streets were designated by Ord. No. 7978, §§ 1, 2, 2-1-93
   Ord. No. 7978 was repealed and new streets were designated by Ord. No. 8077, §§ 1, 2, 6-28-93
   Ord. No. 8077 was repealed and new streets were designated by Ord. No. 8627, §§ 1, 2, 1-8-96
   Ord. No. 8627 was repealed and new streets were designated by Ord. No. 8685, §§ 1, 2, 5-6-96
   Ord. No. 8685 was repealed and new streets were designated by Ord. No. 8716, §§ 1, 2, 6-17-96
   Ord. No. 8716 was repealed and new streets were designated by Ord. No. 8926, §§ 1, 2, 9-2-97
   Ord. No. 8926 was repealed and new streets were designated by Ord. No. 9617, §§ 1, 2, 10-8-01
   Ord. No. 9617 was repealed and new streets were designated by Ord. No. 9698, §§ 1, 2, 4-15-02
   Ord. No. 9698 was repealed and new streets were designated by Ord. No. 10230, §§ 1, 2, 12-20-05
   Ord. No. 10230 was repealed and new streets were designated by Ord. No. 10411, §§ 1, 2, 6-12-07
   Ord. No. 10411 was repealed and new streets were designated by Ord. No. 10546, §§ 1, 2, 6-10-08
   Ord. No. 10546 was repealed and new streets were designated by Ord. No. 10731, §§ 1, 2, 11-17-09
   Ord. No. 10730 was repealed and new streets were designated by Ord. No. 11222, §§ 1, 2, 12-9-14
   Ord. No. 11223 was repealed and new streets were designated by Ord. No. 11695, §§ 1, 2, 10-10-19
   Ord. No. 11695 was repealed and new streets were designated by Ord. No. 11736, §§ 1, 2, 3-3-20
   Ord. No. 11695 was repealed and new streets were designated by Ord. No. 11862, §§ 1, 2, 8-10-21