Warning Signs and Object Markers

Warning Signs and Object Markers

 

Arizona Manual of Approved Signs (MOAS) - the official list of road, highway, and traffic signs for use on state highways in the State of Arizona.

Sign Code Sign Title Post Date
W1-1 Turn sign Turn August 2022
W1-1a Combination Turn + Advisory Speed sign Combination Turn + Advisory Speed August 2022
W1-2 Curve sign Curve August 2022
W1-2a Combination Curve + Advisory Speed sign Combination Curve + Advisory Speed August 2022
W1-3 Reverse Turn sign Reverse Turn August 2022
W1-4 Reverse Curve sign Reverse Curve August 2022
W1-4b Reverse Curve (2 Lanes) sign Reverse Curve (2 Lanes) August 2022
W1-4c Reverse Curve (3 Lanes) sign Reverse Curve (3 Lanes) August 2022
W1-5 Winding Road sign Winding Road August 2022
W1-6 Large Arrow sign Large Arrow August 2022
W1-7 Two-Direction Large Arrow sign Two-Direction Large Arrow August 2022
W1-8 Chevron sign Chevron June 2013
W1-10 Horizontal Alignment / Intersection - Curve With Minor Road Angle To Outside sign Horizontal Alignment / Intersection - Curve With Minor Road Angle To Outside August 2022
W1-10a Horizontal Alignment / Intersection - Curve With Perpendicular Crossroad sign Horizontal Alignment / Intersection - Curve With Perpendicular Crossroad August 2022
W1-10b Horizontal Alignment / Intersection - Curve With Minor Road Straight Departure sign Horizontal Alignment / Intersection - Curve With Minor Road Straight Departure August 2022
W1-10c Horizontal Alignment / Intersection - Curve With Minor Road Tangent Arrival sign Horizontal Alignment / Intersection - Curve With Minor Road Tangent Arrival August 2022
W1-10d Horizontal Alignment / Intersection - Reverse Curve - Angle To Top sign Horizontal Alignment / Intersection - Reverse Curve - Angle To Top August 2022
W1-10e Horizontal Alignment / Intersection - Reverse Curve With Crossroad In Middle sign Horizontal Alignment / Intersection - Reverse Curve With Crossroad In Middle August 2022
W1-11 180 Degree (Hairpin) Curve sign 180 Degree (Hairpin) Curve August 2022
W1-13 Truck Rollover sign Truck Rollover June 2013
W1-15 270 Degree Loop sign 270 Degree Loop August 2022
W2-1 Cross Road sign Cross Road June 2013
W2-2 Side Road sign Side Road June 2013
W2-3 Side Road (Angle) sign Side Road (Angle) June 2013
W2-4 T Intersection sign T Intersection June 2013
W2-5 Y Intersection sign Y Intersection June 2013
W2-6 Roundabout sign Roundabout August 2022
W2-7 Offset Side Road sign Offset Side Road June 2013
W2-8 Double Side Road sign Double Side Road June 2013
W3-1 Stop Ahead sign Stop Ahead June 2013
W3-2 Yield Ahead sign Yield Ahead June 2013
W3-3 Signal Ahead sign Signal Ahead June 2013
W3-4 Be Prepared To Stop sign Be Prepared To Stop June 2013
W3-5 Reduced Speed Limit Ahead sign Reduced Speed Limit Ahead June 2013
W3-5aAZ Speed Reduced Ahead sign Speed Reduced Ahead June 2013
W3-7 Ramp Meter Ahead sign Ramp Meter Ahead June 2013
W3-8 Ramp Metered When Flashing sign Ramp Metered When Flashing June 2013
W3-101 Emergency Scene Ahead sign Emergency Scene Ahead June 2013
W3-102 Photo Enforcement Zone sign Photo Enforcement Zone August 2013
W3-103 Photo Enforcement Ahead sign Photo Enforcement Ahead August 2013
W3-104 Check Point Ahead sign Check Point Ahead September 2013
W3-104a Sobriety Check Point Ahead sign Sobriety Check Point Ahead September 2013
W3-104b Check Point Ahead sign Check Point Ahead August 2023
W4-1 Merge sign Merge August 2022
W4-2 Lane Ends sign Lane Ends June 2013
W4-3 Added Lane sign Added Lane August 2022
W4-4P Cross Traffic Does Not Stop sign Cross Traffic Does Not Stop June 2013
W4-4aP Traffic From (Side) Does Not Stop sign Traffic From (Side) Does Not Stop June 2013
W4-4bP Oncoming Traffic Does Not Stop sign Oncoming Traffic Does Not Stop June 2013
W4-5 Entering Roadway Merge sign Entering Roadway Merge August 2022
W4-5P No Merge Area sign No Merge Area June 2013
W4-6 Entering Roadway Added Lane sign Entering Roadway Added Lane August 2022
W4-101 Regional Alert Ice May Be Present On Roadway sign Regional Alert Ice May Be Present On Roadway June 2013
W5-1 Road Narrows sign Road Narrows June 2013
W5-2 Narrow Bridge sign Narrow Bridge June 2013
W5-3 One Lane Bridge sign One Lane Bridge June 2013
W5-4 Ramp Narrows sign Ramp Narrows June 2013
W5-4a Path Narrows sign Path Narrows June 2013
W5-101 One Lane Tunnel sign One Lane Tunnel June 2013
W5-102P Sound Horn sign Sound Horn June 2013
W6-1 Divided Highway Ahead sign Divided Highway Ahead August 2022
W6-2 Divided Highway Ends sign Divided Highway Ends August 2022
W6-3 Two Way Traffic sign Two Way Traffic August 2022
W6-4 Opposing Traffic Lane Divider sign Opposing Traffic Lane Divider August 2022
W6-101 No Median Barrier sign No Median Barrier December 2015
W7-1 Hill sign Hill June 2013
W7-1a Hill (With % Grade) sign Hill (With % Grade) June 2013
W7-2P Use Low Gear sign Use Low Gear August 2014
W7-2bP Trucks Use Lower Gear sign Trucks Use Lower Gear June 2013
W7-3P 00% Grade sign 00% Grade August 2014
W7-3bP 00% Grade 00 Miles sign 00% Grade 00 Miles August 2014
W7-4 Runaway Truck Ramp (Distance) sign Runaway Truck Ramp (Distance) June 2013
W7-4b Runaway Truck Ramp (Arrow) sign Runaway Truck Ramp (Arrow) June 2013
W7-5 Hill (Bicycle) sign Hill (Bicycle) June 2013
W7-6 Hill Blocks View sign Hill Blocks View June 2013
W7-101 Trucks - Vehicles Pulling Trailers Use Lower Gears sign Trucks - Vehicles Pulling Trailers Use Lower Gears June 2013
W7-102 Trucks - Vehicles with Trailers Use Brake Check Area (Distance) sign Trucks - Vehicles with Trailers Use Brake Check Area (Distance) January 2014
W7-103 Curves Mountain Grades sign Curves Mountain Grades June 2013
W8-1 Bump sign Bump June 2013
W8-2 Dip sign Dip June 2013
W8-3 Pavement Ends sign Pavement Ends June 2013
W8-4 Soft Shoulder sign Soft Shoulder June 2013
W8-5 Slippery When Wet sign Slippery When Wet June 2013
W8-6 Truck Crossing sign Truck Crossing June 2013
W8-7 Loose Gravel sign Loose Gravel June 2013
W8-8 Rough Road sign Rough Road June 2013
W8-9 Low Shoulder sign Low Shoulder June 2013
W8-10 Slippery When Wet (Bicycle) sign Slippery When Wet (Bicycle) June 2013
W8-11 Uneven Lanes sign Uneven Lanes June 2013
W8-12 No Center Line sign No Center Line June 2013
W8-13 Bridge Ices Before Road sign Bridge Ices Before Road June 2013
W8-14AZ Watch For Rocks sign Watch For Rocks June 2013
W8-15 Grooved Pavement sign Grooved Pavement June 2013
W8-15P Motorcycle sign Motorcycle June 2013
W8-16 Metal Bridge Deck sign Metal Bridge Deck June 2013
W8-17 Shoulder Drop-Off sign Shoulder Drop-Off June 2013
W8-17P Shoulder Drop-Off sign Shoulder Drop-Off June 2013
W8-18aAZ Flash Flood Area sign Flash Flood Area June 2013
W8-18bAZ Road Flooded sign Road Flooded June 2013
W8-19 Flood Gauge sign Flood Gauge June 2013
W8-21 Gusty Winds Area sign Gusty Winds Area June 2013
W8-22 Fog Area sign Fog Area June 2013
W8-23 No Shoulder sign No Shoulder June 2013
W8-24 Steel Plate Ahead sign Steel Plate Ahead June 2013
W8-25 Shoulder Ends sign Shoulder Ends June 2013
W8-101 Watch For Ice sign Watch For Ice June 2013
W8-102 Watch For Water On Road sign Watch For Water On Road June 2013
W8-103 Do Not Enter When Flooded sign Do Not Enter When Flooded June 2013
W8-104 Blowing Dust Area sign Blowing Dust Area June 2013
W8-105 Prescribed Burn Watch For Smoke sign Prescribed Burn Watch For Smoke June 2013
W8-106 Bridge Out sign Bridge Out June 2013
W8-107 Wet Paint sign Wet Paint September 2013
W8-108 Cattle Guard sign Cattle Guard March 2017
W8-109 Chains or 4 Wheel Drive Recommended sign Chains or 4 Wheel Drive Recommended May 2016
W9-1 (Left/Right) Lane Ends sign (Left/Right) Lane Ends June 2013
W9-2 Lane Ends Merge (Left/Right) sign Lane Ends Merge (Left/Right) June 2013
W9-3 Center Lane Closed Ahead sign Center Lane Closed Ahead June 2013
W9-7aAZ Right Lane Exit Only sign Right Lane Exit Only June 2013
W9-7bAZ Right 2 Lanes Exit Only sign Right 2 Lanes Exit Only November 2013
W9-101 Thru Traffic Move (Left/Right) sign Thru Traffic Move (Left/Right) June 2013
W10-1 Railroad Advance Warning sign Railroad Advance Warning June 2013
W10-2 Railroad Advance Warning - Cross Road sign Railroad Advance Warning - Cross Road June 2013
W10-3 Railroad Advance Warning - Side Road sign Railroad Advance Warning - Side Road June 2013
W10-4 Railroad Advance Warning - T Intersection sign Railroad Advance Warning - T Intersection June 2013
W10-5 Railroad Low Ground Clearance sign Railroad Low Ground Clearance June 2013
W10-5P Low Ground Clearance (plaque) sign Low Ground Clearance (plaque) June 2013
W10-7 Light Rail (Activated Blank-Out) sign Light Rail (Activated Blank-Out) June 2013
W10-8 Trains May Exceed 80 MPH sign Trains May Exceed 80 MPH June 2013
W10-9 No Train Horn sign No Train Horn June 2013
W10-9P No Train Horn (plaque) sign No Train Horn (plaque) June 2013
W10-11 Railroad Storage Space sign Railroad Storage Space June 2013
W10-11a XXX Feet Between Tracks And Highway sign XXX Feet Between Tracks And Highway June 2013
W10-11b XXX Feet Between Highway And Tracks Behind You sign XXX Feet Between Highway And Tracks Behind You June 2013
W10-12 Skewed Crossing sign Skewed Crossing June 2013
W10-13P No Gates Or Lights sign No Gates Or Lights June 2013
W10-14P Next Crossing sign Next Crossing June 2013
W10-14aP Use Next Crossing sign Use Next Crossing June 2013
W10-15P Rough Crossing sign Rough Crossing June 2013
W11-1 Bicycle sign Bicycle June 2013
W11-2 Pedestrian sign Pedestrian August 2014
W11-2aAZ Crosswalk sign Crosswalk August 2014
W11-3 Deer sign Deer June 2013
W11-4 Cattle sign Cattle June 2013
W11-5 Farm Machinery sign Farm Machinery June 2013
W11-5a Farm Machinery (Alternate) sign Farm Machinery (Alternate) June 2013
W11-6 Snowmobile sign Snowmobile June 2013
W11-7 Equestrian sign Equestrian June 2013
W11-7az Equestrian az sign Equestrian az August 2023
W11-8 Emergency Vehicle sign Emergency Vehicle June 2013
W11-9 Handicapped sign Handicapped August 2014
W11-10 Truck sign Truck June 2013
W11-11 Golf Cart sign Golf Cart June 2013
W11-12P Emergency Signal Ahead sign Emergency Signal Ahead June 2013
W11-14 Horse & Buggy sign Horse & Buggy June 2013
W11-15 Trail Crossing sign Trail Crossing August 2014
W11-15P Trail Crossing (Plaque) sign Trail Crossing (Plaque) June 2013
W11-15a Trail Crossing sign Trail Crossing June 2013
W11-16 Bear sign Bear June 2013
W11-17 Sheep sign Sheep June 2013
W11-18 Bighorn Sheep sign Bighorn Sheep June 2013
W11-19 Donkey sign Donkey June 2013
W11-20 Elk sign Elk June 2013
W11-22 Wild Horse sign Wild Horse June 2013
W11-101 Watch For Animals sign Watch For Animals June 2013
W11-102 Business Area sign Business Area June 2013
W11-103 Poisonous Snakes And Insects Inhabit The Area sign Poisonous Snakes And Insects Inhabit The Area June 2013
W11-104P Pedestrian Activated Beacon sign Pedestrian Activated Beacon June 2013
W12-1 Double Arrow sign Double Arrow June 2013
W12-2 Low Clearance (With Arrows) sign Low Clearance (With Arrows) August 2022
W12-2a Low Clearance sign Low Clearance March 2017
W12-101 Double Arrow Thru Traffic sign Double Arrow Thru Traffic August 2022
W13-1P Advisory Speed sign Advisory Speed June 2013
W13-2 Exit Advisory Speed sign Exit Advisory Speed June 2013
W13-3 Ramp Advisory Speed sign Ramp Advisory Speed June 2013
W13-4P On Ramp sign On Ramp June 2013
W13-6 Combination Horizontal Alignment / Exit Advisory Speed (270 Deg Arrow) sign Combination Horizontal Alignment / Exit Advisory Speed (270 Degree Arrow) June 2013
W13-6a Combination Horizontal Alignment / Exit Advisory Speed (180 Deg Arrow) sign Combination Horizontal Alignment / Exit Advisory Speed (180 Degree Arrow) August 2022
W13-7 Combination Horizontal Alignment / Ramp Advisory Speed (270 Deg Arrow) sign Combination Horizontal Alignment / Ramp Advisory Speed (270 Degree Arrow) June 2013
W13-7a Combination Horizontal Alignment / Ramp Advisory Speed (180 Deg Arrow) sign Combination Horizontal Alignment / Ramp Advisory Speed (180 Degree Arrow) June 2013
W14-1 Dead End sign Dead End June 2013
W14-1a Dead End (For Use With Street Name Sign) sign Dead End (For Use With Street Name Sign) August 2022
W14-2 No Outlet sign No Outlet June 2013
W14-2a No Outlet (For Use With Street Name Sign) sign No Outlet (For Use With Street Name Sign) August 2022
W14-3 No Passing Zone sign No Passing Zone September 2014
W15-1 Playground sign Playground June 2013
W16-1P Share The Road sign Share The Road June 2013
W16-5P Supplemental Arrow sign Supplemental Arrow August 2022
W16-6P Supplemental Arrow (Advance) sign Supplemental Arrow (Advance) August 2022
W16-7P Downward Diagonal Arrow sign Downward Diagonal Arrow August 2022
W16-8P Advance Street Name (1 Line) sign Advance Street Name (1 Line) June 2013
W16-8aP Advance Street Name (2 Lines) sign Advance Street Name (2 Lines) June 2013
W16-9P Ahead sign Ahead June 2013
W16-10P Photo Enforced sign Photo Enforced June 2013
W16-10aP Photo Enforced sign Photo Enforced April 2014
W16-11P HOV sign HOV June 2013
W16-12P Traffic Circle sign Traffic Circle June 2013
W16-13P When Flashing sign When Flashing June 2013
W16-15P New sign New June 2013
W16-18 New sign Roundabout Yield To Trucks Sign Installation Oct. 2023
W16-17P Roundabout sign Roundabout June 2013
W16-101P XXX Feet Ahead sign XXX Feet Ahead June 2013
W16-102P X Miles Ahead sign X Miles Ahead June 2013
W16-103P Next XXX Feet sign Next XXX Feet June 2013
W16-104P Next X Miles sign Next X Miles June 2013
W16-104aP Next XXX Miles sign Next XXX Miles June 2013
W17-1 Speed Hump sign Speed Hump June 2013
W19-1 Freeway Ends XX Miles sign Freeway Ends XX Miles June 2013
W19-2 Expressway Ends XX Miles sign Expressway Ends XX Miles June 2013
W19-3 Freeway Ends sign Freeway Ends June 2013
W19-4 Expressway Ends sign Expressway Ends June 2013
W19-5 All Traffic Must Exit sign All Traffic Must Exit June 2013
W19-5P All Traffic Must Exit (plaque) sign All Traffic Must Exit (plaque) June 2013
W19-5a All Traffic Must Exit (Distance) sign All Traffic Must Exit (Distance) June 2013
W20-1 Road Work (Distance) sign Road Work (Distance) August 2014
W20-2 Detour (Distance) sign Detour (Distance) August 2014
W20-3 Road Closed (Distance) sign Road Closed (Distance) August 2014
W20-4 One Lane Road (Distance) sign One Lane Road (Distance) August 2014
W20-5 (Left/Right/Center) Lane Closed (Distance) sign (Left/Right/Center) Lane Closed (Distance) August 2014
W20-5a 2 (Left/Right) Lanes Closed (Distance) sign 2 (Left/Right) Lanes Closed (Distance) June 2013
W20-7 Flagger sign Flagger June 2013
W20-7a Flagger sign Flagger June 2013
W20-8 Slow (On Stop/Slow Paddle) sign Slow (On Stop/Slow Paddle) June 2013
W20-101 Traffic Control Change sign Traffic Control Change June 2013
W20-102 Advance Closure Warning sign Advance Closure Warning June 2013
W20-103 Ramp Closed (Distance) sign Ramp Closed (Distance) June 2013
W20-104 Street Closed (Distance) sign Street Closed (Distance) June 2013
W20-105 Lane Closed sign Lane Closed June 2013
W21-1 Workers sign Workers June 2013
W21-1a Workers sign Workers June 2013
W21-2 Fresh Oil sign Fresh Oil June 2013
W21-3 Road Machinery Ahead sign Road Machinery Ahead June 2013
W21-4 Slow Moving Vehicle sign Slow Moving Vehicle June 2013
W21-5 Shoulder Work sign Shoulder Work June 2013
W21-5a (Left/Right) Shoulder Closed sign (Left/Right) Shoulder Closed June 2013
W21-5b Shoulder Closed (Distance) sign Shoulder Closed (Distance) June 2013
W21-5c Shoulder Work (Distance) sign Shoulder Work (Distance) June 2013
W21-7 Utility Work Ahead sign Utility Work Ahead June 2013
W21-8 Mowing Ahead sign Mowing Ahead June 2013
W21-101 Survey Work (Distance) sign Survey Work (Distance) June 2013
W21-102 End Survey Work sign End Survey Work June 2013
W22-1 Blasting Zone (Distance) sign Blasting Zone (Distance) June 2013
W22-2 Turn Off 2-Way Radio And Cell Phone sign Turn Off 2-Way Radio And Cell Phone June 2013
W22-3 End Blasting Zone sign End Blasting Zone June 2013
W23-1AZ Slow Traffic Ahead (Diamond) sign Slow Traffic Ahead (Diamond) June 2013
W23-2 New Traffic Pattern Ahead sign New Traffic Pattern Ahead June 2013
W24-1 Double Reverse Curve (1 Lane) sign Double Reverse Curve (1 Lane) September 2014
W24-1a Double Reverse Curve (2 Lanes) sign Double Reverse Curve (2 Lanes) August 2022
W24-1b Double Reverse Curve (3 Lanes) sign Double Reverse Curve (3 Lanes) August 2022
W24-1cP All Lanes sign All Lanes June 2013
OM1-2 Type 1 Object Marker (yellow on black) sign Type 1 Object Marker (yellow on black) March 2017
OM1-3 Type 1 Object Marker (all yellow) sign Type 1 Object Marker (all yellow) March 2017
OM2-1 Type 2 Object Marker (yellow on white - horizontal or vertical) sign Type 2 Object Marker (yellow on white - horizontal or vertical) June 2013
OM2-2 Type 2 Object Marker (all yellow - horizontal or vertical) sign Type 2 Object Marker (all yellow - horizontal or vertical) June 2013
OM2-2a Type 2 Object Marker (all yellow {24 Type 2 Object Marker (all yellow {24" x 6") - horizontal or vertical) June 2013
OM3 Type 3 Object Marker (12 x 36) sign Type 3 Object Marker (12" x 36") June 2013
OM3-a Type 3 Object Marker (24 x 96) sign Type 3 Object Marker (24" x 96") June 2013
OM4-2 Type 4 Object Marker (red on black) sign Type 4 Object Marker (red on black) March 2017
OM4-3 Type 4 Object Marker (all red) sign Type 4 Object Marker (all red) March 2017
OM101-1 Guardrail End Treatment Object Marker sign Guardrail End Treatment Object Marker March 2017
OM101-2 Attenuator End Treatment Object Marker sign Attenuator End Treatment Object Marker March 2017