is applicable for drivers turning right. Solutions Solutions to the yellow trap include the flashing yellow arrow, Dallas phasing, Arlington phasing, simultaneously ending both through movements (circular green lights change to yellow, then red) before serving both left-turn movements (green arrows), or prohibiting one of the two left-turn movements. References External links Fixing the Yellow Trap, Kittelson & Associates. Interim Approval for Optional Use of Flashing Yellow Arrow for Permissive Left Turns (IA-10) from the Manual on Uniform Traffic Control Devices. Yellow Trap Index Page, midimagic.sgc-hosting.com Traffic signals