Keep Right (symbol) Sign - R4-7
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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
Keep Right (symbol) Sign - R4-7
Traffic safety demands clear directional guidance, and this Keep Right sign delivers precise instructions to motorists. Constructed from reflective aluminum, the sign ensures optimal visibility during day and night, helping drivers understand lane movement requirements. Engineered to meet DOT and MUTCD state and federal standards, this R4-7 sign is mounted on a standard punched blank aluminum sheet for maximum durability. Available in high intensity and diamond grade reflective options, the sign provides versatile solutions for various road and traffic management applications.
Sign Specifications
MUTCD Code
R4-7
Sign Type
Regulatory Sign
Shape
Rectangle (Vertical)
Standard regulatory sign shape
Colors
White background
Black legend
Compliance
MUTCD Compliant: Movement regulation sign per MUTCD Section 2B.27.
| Size | Dimensions | Application |
|---|---|---|
| Minimum | 18x24" | Low-volume roads |
| StandardDefault | 24x30" | Conventional roads |
| Expressway | 36x48" | Expressways |
| Freeway | 48x60" | Freeways |
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 where the regulation applies.
MUTCD Reference: Section 2B.27
Often Paired With
Signs commonly installed together per MUTCD guidelines
