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  1. Home
  2. Warning Signs
  3. Speed Advisory Warning Sign - W13-1

Speed Advisory Warning Sign - W13-1

Speed Advisory Warning Sign - W13-1
Min: 1 • Max: 1000
Unit Price:$0.00
Quantity:× 1
Total:$0.00

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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

Speed Advisory Warning Sign - W13-1

Speed advisory warning signs play a critical role in promoting road safety by alerting drivers to potential hazards and recommended speed limits. These signs effectively communicate important traffic information, helping motorists adjust their driving behavior to navigate challenging road conditions more safely. Constructed with high-quality reflective aluminum, these signs provide maximum visibility during both day and night driving conditions. The W13-1 model meets all DOT and MUTCD standards, ensuring compliance with state and federal regulations. Available in high intensity and diamond grade reflective options, these signs are designed to be durable and long-lasting, providing clear and immediate guidance to drivers approaching speed-restricted areas.

Spec • 2026
MUTCD Compliant

Often Paired With

Signs commonly installed together per MUTCD guidelines

Turn With Advisory Speed Left Sign - W1-1AL

W1-1AL

Turn With Advisory Speed Left Sign

Curve Right With Side Road Sign  - W1-10DR

W1-10DR

Curve Right With Side Road Sign

Hairpin Curve Sign - W1-11L

W1-11L

Hairpin Curve Sign

Curve Right With Cross Road Sign  - W1-10AR

W1-10AR

Curve Right With Cross Road Sign

Curve Right With Cross Road Sign - W1-10ER

W1-10ER

Curve Right With Cross Road Sign

Curve Left With Cross Road Sign - W1-10AL

W1-10AL

Curve Left With Cross Road Sign

View All Warning Signs

Sign Specifications

MUTCD Code

W13-1

Sign Type

Warning Sign

Shape

Diamond

Standard warning sign shape

Colors

ABC

Yellow background

Black legend

Compliance

MUTCD Compliant: This advisory speed sign meets federal standards per MUTCD Section 2C.08. Used to indicate recommended safe speed for conditions.

SizeDimensionsApplication
StandardDefault18x18"Conventional roads
Expressway24x24"Expressways
Freeway30x30"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

Mount directly below primary warning sign. Advisory speed must be multiple of 5 mph, determined by engineering study.

MUTCD Reference: Section 2C.08

Reference: MUTCD Section 2C.08