R15 Series – Railroad and Light Rail

r15-1 R15-1 – RAILROAD CROSSING (CROSSBUCK)

r15-2 R15-2 – NUMBER OF TRACKS

r15-3 R15-3 – EXEMPT

r15-4aR15-4a – RIGHT LANE LIGHT RAIL TRANSIT ONLY

r15-4bR15-4b – LEFT LANE LIGHT RAIL TRANSIT ONLY

r15-4cR15-4c – CENTER LANE LIGHT RAIL TRANSIT ONLY

r15-5R15-5 – DO NOT PASS LIGHT RAIL TRANSIT

r15-5aR15-5a – DO NOT PASS STOPPED TRAIN

r15-6 R15-6 – NO VEHICLES ON TRACKS

r15-6aR15-6a – DO NOT DRIVE ON TRACKS

r15-7 R15-7 – LIGHT RAIL TRANSIT DIVIDED HIGHWAY CROSSING

r15-7a R15-7a – LIGHT RAIL TRANSIT DIVIDED HIGHWAY CROSSING (T-INTERSECTION)

r15-8 R15-8 – LOOK