Left Lane Must Turn Left Sign - R3-7L
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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
Left Lane Must Turn Left Sign - R3-7L
Professionally engineered traffic signage designed to provide clear directional guidance and enhance roadway safety. This R3-7L Left Lane Must Turn Left Sign is constructed from high-quality aluminum with a robust reflective coating, ensuring optimal visibility during day and night driving conditions. Manufactured to meet stringent DOT and MUTCD standards, the sign features high-intensity or diamond-grade reflectivity and comes in a standard size for universal recognition. Its durable construction allows for straightforward installation on standard punched blanks, making it an essential component for effective traffic management and lane direction communication.
Sign Specifications
MUTCD Code
R3-7L
Sign Type
Regulatory Sign
Shape
Rectangle (Vertical)
Standard regulatory sign shape
Colors
White background
Black legend
Compliance
MUTCD Compliant: Turn/lane control sign per MUTCD Section 2B.18.
| Size | Dimensions | Application |
|---|---|---|
| StandardDefault | 18x24" | Conventional |
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 at or near the intersection where the restriction applies.
MUTCD Reference: Section 2B.18