Curve Right Warning Sign - W1-2R
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Choose Your Reflectivity Grade
Compare visibility, durability, and ideal applications
Engineering Grade
Ideal Use
Parking lots
Brightness
General Lifespan
7 years
Night-time Visibility
500 feet away
High Intensity Prismatic
Ideal Use
Roadways
Brightness
General Lifespan
10 years
Night-time Visibility
1000 feet away
Diamond Grade
Ideal Use
High-speed roadways
Brightness
General Lifespan
10+ years
Night-time Visibility
1500 feet away
Product Details
Curve Right Warning Sign - W1-2R
This Curve Right Warning Sign (W1-2R) is a critical safety component for roadways with sharp or unexpected right-hand turns. Engineered to meet DOT and MUTCD standards, the sign provides clear visual guidance to drivers, helping prevent potential accidents by alerting motorists to upcoming road geometry changes. Constructed on durable aluminum blanks with high-visibility reflective coating, the sign ensures maximum legibility during day and night conditions. Its standard dimensions and precise engineering make it suitable for a wide range of road environments, from rural highways to urban street systems, providing consistent and reliable traffic guidance.
Sign Specifications
MUTCD Code
W1-2R
Sign Type
Warning Sign
Shape
Diamond
Standard warning sign shape
Colors
Yellow background
Black legend
Compliance
MUTCD Compliant: This horizontal alignment warning sign meets federal standards per MUTCD Section 2C.06. Used to alert drivers of changes in roadway alignment.
| Size | Dimensions | Application |
|---|---|---|
| Conventional RoadDefault | 30×30" | Two-lane roads, residential areas |
| Multi-Lane | 36×36" | Multi-lane roads, higher speed limits |
| Expressway | 48×48" | Expressways, freeways, high-speed roads |
MUTCD Compliant
Federal standards
DOT Approved
State & Federal
ASTM D4956
Type III/IV/XI
10+ Years
Durability
Engineer Grade (EG)
Type: ASTM Type I
Lifespan: 5-7 years
Brightness: ~50 cd/lux/m²
Parking lots, low-speed areas, non-critical signage
High Intensity Prismatic (HIP)
Type: ASTM Type III/IV
Lifespan: 10 years
Brightness: ~360 cd/lux/m²
Traffic signs, work zones, roadways
Diamond Grade (DG3)
Type: ASTM Type XI
Lifespan: 10-12 years
Brightness: ~580 cd/lux/m²
Critical signs, freeways, overhead signs
Install on the right side of the roadway in advance of the curve or turn. Placement distance depends on posted speed: 100ft (25 mph), 175ft (35 mph), 250ft (45 mph), 350ft (55 mph). May be supplemented with Advisory Speed Plaque (W13-1P) showing recommended speed.
MUTCD Reference: Section 2C.06
Often Paired With
Signs commonly installed together per MUTCD guidelines
