Time Of Day Sign - S4-1
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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
Time Of Day Sign - S4-1
Our Time Of Day Sign provides critical safety and regulatory guidance for traffic management and parking control. Constructed on standard punched aluminum blanks with high-intensity reflective material, these signs deliver clear visibility in all lighting conditions and environmental settings. Engineered to meet DOT and MUTCD state and federal standards, the S4-1 model ensures reliable performance and compliance with time-specific traffic regulations. The durable aluminum construction and reflective surface allows for easy installation across various surfaces while maintaining maximum legibility for drivers and pedestrians.
Technical Specifications
- Model: S4-1 - Material: Aluminum with high-intensity reflective coating - Standards: DOT and MUTCD compliant
Sign Specifications
MUTCD Code
S4-1
Sign Type
School Sign
Shape
Rectangle (Horizontal)
Guide and information signs
Colors
Fluorescent Yellow-Green background
Black legend
Compliance
MUTCD Compliant: Reduced School Speed Ahead sign per Section 7B.15. Fluorescent yellow-green background required.
| Size | Dimensions | Application |
|---|---|---|
| StandardDefault | 36x36" | Conventional roads |
| Large | 48x48" | Multi-lane roads |
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
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
Often Paired With
Signs commonly installed together per MUTCD guidelines
