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  1. Home
  2. Regulatory Signs
  3. No Left Turn Sign - R3-2
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Choose Your Reflectivity Grade

Compare visibility, durability, and ideal applications

Type I

Engineering Grade

Ideal Use

Parking lots

Brightness

Standard

General Lifespan

7 years

Night-time Visibility

500 feet away

Type IV

High Intensity Prismatic

Ideal Use

Roadways

Brightness

High

General Lifespan

10 years

Night-time Visibility

1000 feet away

Type IX

Diamond Grade

Ideal Use

High-speed roadways

Brightness

Maximum

General Lifespan

10+ years

Night-time Visibility

1500 feet away

Product Details

No Left Turn Sign - R3-2

Traffic safety relies on clear, unambiguous signage, and the No Left Turn Sign (R3-2) provides critical guidance for drivers at complex intersections. Constructed from durable aluminum with reflective materials, these signs offer maximum visibility during day and night conditions, ensuring drivers understand turning restrictions immediately. Engineered to meet DOT and MUTCD state and federal standards, these signs are designed for long-term performance in challenging environments. Available in standard sizes with high-intensity reflective surfaces, the R3-2 sign helps reduce accident risks and improve overall traffic flow by providing precise directional instructions to motorists.

Spec • 2026
MUTCD Compliant

Sign Specifications

MUTCD Code

R3-2

Sign Type

Regulatory Sign

Shape

Rectangle (Vertical)

Standard regulatory sign shape

Colors

ABC

White background

Black legend

Compliance

MUTCD Compliant: This turn/lane control sign meets federal standards per MUTCD Section 2B.18. Used to prohibit or require specific turning movements.

SizeDimensionsApplication
StandardDefault24x24"Conventional roads
Multi-Lane36x36"Multi-lane roads, expressways
Oversized48x48"High-speed roads
Compliance & Certifications

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

Recommended

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 turning restriction applies. Should be visible to drivers making the approach. May be supplemented with pavement markings.

MUTCD Reference: Section 2B.18

Reference: MUTCD Section 2B.18

Often Paired With

Signs commonly installed together per MUTCD guidelines

Do Not Enter Sign - R5-1

R5-1

Do Not Enter Sign

Speed Limit Sign - R2-1

R2-1

Speed Limit Sign

Stop Signs - R1-1

R1-1

Stop Signs

4 Way Stop Sign - R1-3

R1-3

4 Way Stop Sign

One Way Right Sign - R6-1R

R6-1R

One Way Right Sign

Truck Speed Limit Sign - R2-2

R2-2

Truck Speed Limit Sign

View All Regulatory Signs

No Left Turn Sign - R3-2

No Left Turn Sign - R3-2
Min: 1 • Max: 1000
Unit Price:$0.00
Quantity:× 1
Total:$0.00

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