Parking Signs
Parking Signs
Regulatory Signs
Warning Signs
Posts & Hardware
PARKING SIGNS
  • No Parking
  • Handicapped
  • Reserved
  • Custom Signs
  • Posts & Hardware
REGULATORY & WARNING
  • Regulatory Signs
  • Warning Signs
  • School Zone
  • Construction
  • Guide Signs
SUPPORT
  • Contact Us
  • FAQ
  • Shipping
  • Returns
  • Track Order
COMPANY
  • About Us
  • Get a Quote
  • Privacy
  • Terms

© 2026 ParkingSigns.com

1-877-936-9998sales@parkingsigns.com
  1. Home
  2. Warning Signs
  3. When Children Are Present Sign - S4-2

When Children Are Present Sign - S4-2

When Children Are Present Sign - S4-2
Min: 1 • Max: 1000
Unit Price:$0.00
Quantity:× 1
Total:$0.00

Secure checkout • 100% satisfaction guaranteed

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

When Children Are Present Sign - S4-2

This highly visible sign is designed to alert drivers to exercise caution in areas where children may be present. Constructed from reflective aluminum standard punched blanks, the sign enhances safety by drawing immediate attention to potential child pedestrians, especially in residential zones or near schools. Engineered to meet DOT and MUTCD state and federal safety standards, the sign provides critical visual communication for motorists. The high-intensity reflective material ensures maximum visibility during both day and night, helping to reduce vehicle speeds and increase awareness in child-populated areas.

Model Number

S4-2, this sign is a crucial traffic safety tool that helps protect children by creating a clear warning for drivers to slow down and remain vigilant in potentially high-risk zones

Spec • 2026
MUTCD Compliant

Sign Specifications

MUTCD Code

S4-2

Sign Type

School Sign

Shape

Rectangle (Horizontal)

Guide and information signs

Colors

ABC

Fluorescent Yellow-Green background

Black legend

Compliance

MUTCD Compliant: Reduced School Speed Ahead sign per Section 7B.15. Fluorescent yellow-green background required.

SizeDimensionsApplication
StandardDefault36x36"Conventional roads
Large48x48"Multi-lane roads
Compliance & Certifications

MUTCD Compliant

Federal standards

DOT Approved

State & Federal

ASTM D4956

Type III/IV/XI

10+ Years

Durability

High Intensity Prismatic (HIP)

Type: ASTM Type III/IV

Lifespan: 10 years

Brightness: ~360 cd/lux/m²

Traffic signs, work zones, roadways

Recommended

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 reduced school speed zone. Diamond shape with FYG background.

MUTCD Reference: Section 7B.15

Reference: MUTCD Section 7B.15

Often Paired With

Signs commonly installed together per MUTCD guidelines

S1-1 School Crossing - S1-1

S1-1

S1-1 School Crossing

View All Warning Signs