Interstate Route Sign - M1-1
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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
Interstate Route Sign - M1-1
Interstate route signs are critical infrastructure for clear highway navigation and driver safety. These high-quality signs are crafted from reflective aluminum standard punched blanks, engineered to meet both DOT and MUTCD state and federal standards. The M1-1 Interstate route sign offers exceptional visibility through its reflective material, ensuring clear communication for drivers during day and night conditions. Constructed with durable aluminum, the sign resists rust and corrosion, providing long-lasting performance in diverse environmental conditions. Designed to precisely meet regulatory requirements, these signs play a crucial role in guiding motorists along major highways with professional, standardized signage.
Sign Specifications
MUTCD Code
M1-1
Sign Type
Route Marker
Shape
Rectangle (Vertical)
Standard regulatory sign shape
Colors
White background
Black legend
Compliance
MUTCD Compliant: Route marker per Section 2D.11. Standard shield design for route identification.
| Size | Dimensions | Application |
|---|---|---|
| StandardDefault | 24x24" | Conventional roads |
| Large | 36x36" | Freeways |
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
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 on sign assembly with route number. Interstate: blue shield. US Route: white shield. State: varies.
MUTCD Reference: Section 2D.11