For 90 days following verification, the interim speed limits provided in Section 39-27(b) of this chapter shall be in effect to allow for motorist and resident familiarization and review by the director of the appropriateness of the track class verification and corresponding speed limit. Unless the director requests reconsideration of the track class verification, the permanent speed limits provided in Section 39-27(b) shall take effect at the end of 90 days if all signs have been posted in accordance with Section 39-23. (Ord. 18100)