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Exhibit 4-6 Protected Permissive and FYA Left Turn — Separate Left Turn Lane <br />CHAPTER 4. DETECTION <br />LOOP DETECTOR PLACEMENT <br />PROTECTED/PERMISSIVE AND <br />FLASHING YELLOW LEFT TURN <br />SEPARATE LEFT TURN LANE <br />"SON <br />W01#l' � a1_ • : ' yt • <br />61111112 <br />NUMBER FUNCTION SIZE I LOCATION <br />Di -1 1 2-1.7x1.7m6'X6' 6 20' 15 2305"d <br />D1-2 1 2 - 1.7 x 1.7m 6' X 6' 5 5' & 11m <br />LOCATION = DISTANCE FROM STOP BAR TO LOOP DETECTOR <br />NOTES: <br />1) CONTROLLER PHASE AND DETECTOR FUNCTION SHALL BE NON -LOCK MEMORY WITH NO RECALL. <br />2) USE BACK UP PROTECTION'fO PREVENT LEFT TURN TRAP IF THERE ARE OPPOSING LEFT TURNS. <br />3) DESIGN SPEED IS 25 MPH. <br />4) EACH NUMBERED LOOP DETECTOR SHALT. HAVE A SEPARATE LEAD-IN CABLE AND SEPARATE <br />AMPLIFIER. <br />5) IF USING NMC LOOPS, A SINGLE LARGER LOOP CAN REPLACE THE DUALS. <br />6) DETEGrOR CROSS SWITCHING MAY BE USED. <br />7) USE THIS FIGURE IF INSTALLING A FLASHING YELLOW ARROW (FYA). <br />FIGURE 5 <br />MnDOT Traffic Control Signal Design Manual . 4-31 June 2014 <br />134 <br />