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Consideration of request from Engineering Division to install stop signs on the Clarke Street approaches to 118th Street and remove yield signs on the 118th Street approaches to Clarke Street
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Submitted by:
Michael May, PE, PTOE, RSP1
Department:
DPW - Engineering
A. Issue
Visual obstructions may block lines of sight and may not allow a road user to yield or stop in compliance with the normal right-of-way rule.
B. Background/Options
The City has adopted a policy that follows national standards related to the installation of yield and stop signs. The policy allows residents to request consideration for stop signs when they believe a condition, as described in the Manual on Uniform Traffic Control Devices (MUTCD), has been met. Staff received a request to determine if stop control is appropriate at the Clarke Street intersection with 118th Street and analyzed if such traffic control is warranted.
The warrants for two-way stop control are outlined below.
* A restricted view exists that requires road users to stop in order to adequately observe conflicting traffic on the through street or highway. The horizontal curve on the Clarke Street east leg blocks adequate lines of sight for users northbound/southbound on 118th Street and for users eastbound/westbound on Clarke Street. This warrant is met.
* Crash records at a four-leg intersection indicate that there were three or more reported crashes in a 12-month period, or six or more reported crashes in a 36-month period, susceptible to correction by installation of minor-road stop control. Based on an analysis of intersection crashes for the three-year period of January 1, 2022 through December 31, 2024, no crashes were reported. A reported crash did occur in the afternoon of January 3, 2025, that is susceptible to correction by stop control. Three or more reported crashes did not occur. This warrant is not met.
* The intersection is of a lower functional classification road with a higher functional...
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