Section 37-1-7501-04017-303 - Municipalities1. Generally, curbed street sections and highly developed urban sections will have operating speeds below 50 MPH and practical limitations exist in the location of above ground structures; however, the best possible conditions for traffic safety should be obtained. The requirements of Paragraph 2 above will apply to those urban sections constructed on wide rights of way and which are high speed highways.37 Miss. Code. R. § 1-7501-04017-303