Admin Order 58-16-01 - Laserfiche WebLink

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hour (MPH). 2. Taper is preferably placed in a curve. 3. Shorter tapers may be allowed where the taper widens in the direction of traffic flow. 4. A taper is not needed if a transition includes an intersection, as long as the driver has to stop before turning or proceeding from a wider street onto a narrower street. _ 5. When connecting to an intersection, the taper must end at a point that provides a minimum of 25 feet from the curb return. X. Valley Gutters Valley gutters may be used in the following circumstances: • Stop controlled intersection where there is no drainage system to tie in to within 200 feet. • Between a parking bay and the adjacent travel lane. Y. Vertical Clearance For the required vertical clearance for each functional classification of roadway, refer to the appropriate section of AASHTO's A Policy on Geometric Design of Highways and Streets. Emergency vehicle access roads must also comply with Fire Code, which includes, but is not limited to, a minimum clearance of 13 feet and 6 inches. 2.06 TRAFFIC CALMING PRACTICES The City shall review and approve the design and construction of traffic,calming measures on a case by case situation. If approved, construction of the device shall be consistent with the Standard Specifications and Drawings. 2.07 TRAFFIC CONTROL DEVICES All traffic control devices shall comply with the Standard Specifications and Drawings, the current adopted MUTCD with Oregon supplements, the ITE Traffic Control manual, and the following. See Appendix H for Standard Details. A. Barricades All barricades must be designed to meet the current MUTCD with Oregon supplements and the ITE Traffic Control Device manuals. All barricades shall be designed and constructed to comply with the Standard Specifications and Drawings barricades complete with "End" and red warning signs shall be installed at ends of dead - Public Improvement Design Standards Manual, 2016 Page 2-39