Keep Off Median Sign - R11-1
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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
Keep Off Median Sign - R11-1
Designed to enhance roadway safety, this R11-1 Keep Off Median Sign provides critical communication for motorists. Constructed from reflective aluminum standard punched blanks, the sign ensures high visibility even during low-light conditions and nighttime driving. Fully compliant with DOT and MUTCD state and federal standards, this high-intensity diamond grade sign communicates a clear directive to drivers about median restrictions. By prominently displaying the "Keep Off Median" message, the sign helps prevent potential accidents and protects both pedestrians and motorists from dangerous roadway interactions.
Sign Specifications
MUTCD Code
R11-1
Sign Type
Regulatory Sign
Shape
Rectangle (Vertical)
Standard regulatory sign shape
Colors
White background
Black legend
Compliance
MUTCD Compliant: This road closed sign meets federal standards per MUTCD Section 2B.42. Used to indicate road closures to traffic.
| Size | Dimensions | Application |
|---|---|---|
| Small | 12×18" | Low-volume roads, parking lots |
| StandardDefault | 18×24" | Conventional roads |
| Large | 24×30" | Multi-lane roads |
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
Install at or in advance of road closure point. May use temporary signs for construction or permanent for closures.
MUTCD Reference: Section 2B.42