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  1. Home
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  3. Two-way Traffic Signs - W6-3

Two-way Traffic Signs - W6-3

Two-way Traffic Signs - W6-3
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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

Two-way Traffic Signs - W6-3

Two-way traffic signs play a crucial role in guiding motorists and enhancing road safety. Designed to clearly indicate the direction of travel, these signs help reduce confusion and prevent potential accidents at intersections and roadways. Manufactured on aluminum standard punched blanks with high-intensity reflective materials, these W6-3 signs meet both DOT and MUTCD state and federal standards. The robust construction ensures maximum visibility during day and night conditions, while the durable materials are engineered to withstand challenging weather environments. Engineered for long-lasting performance, these signs provide clear communication and regulatory compliance for transportation and municipal applications.

Spec • 2026
MUTCD Compliant

Sign Specifications

MUTCD Code

W6-3

Sign Type

Warning Sign

Shape

Diamond

Standard warning sign shape

Colors

ABC

Yellow background

Black legend

Compliance

MUTCD Compliant: This divided highway warning sign meets federal standards per MUTCD Section 2C.40. Used to warn of divided highway conditions.

SizeDimensionsApplication
StandardDefault36x36"Conventional roads
Expressway48x48"Expressways and freeways
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 in advance of divided highway beginning or ending. Placement distance per MUTCD Table 2C-4.

MUTCD Reference: Section 2C.40

Reference: MUTCD Section 2C.40

Often Paired With

Signs commonly installed together per MUTCD guidelines

Divided Highway Ends (symbol) Sign - W6-2

W6-2

Divided Highway Ends (symbol) Sign

View All Warning Signs