Description

Install this sign in areas where passing vehicles is dangerous or prohibited. The sign indicates, “This stretch of road is a no-passing zone.”

Before Intersections: When approaching intersections without a barrier or fence, separate opposing travel directions.
Before Bridges and Tunnels: At least 50 feet before crossing a bridge or tunnel with only one traffic lane.
At Curves: When navigating vertical and horizontal curves.
In Work Zones: In work zones, a pilot vehicle directs traffic through a single lane.
In Areas with Limited Visibility: In locations where passing is dangerous due to restricted visibility.

Customize your sign’s material and reflective sheeting grade to suit your needs.

Documents: R4-1 Layout
MUTCD: Regulatory Signs 

R4-1 Features:

• Size: 12″ x 18″, 18″ x 24″,  24″ x 30″,  36″ x 48″, 48″ x 60″
  
• Type: Regulatory Sign
  
• Material Options:
  Aluminum: Durable and weather-resistant for outdoor use
  Plastic: Lightweight and cost-effective for indoor or temporary outdoor use
  Wood: Natural look for a blend with outdoor settings
  
• Reflective Sheeting:
  Engineer Grade: Good for well-lit areas
  (7-year lifespan)
  High-Intensity Grade: Enhanced visibility in various lighting conditions
  (10-year lifespan)
  Diamond Grade: Maximum visibility in low-light conditions
  (12-year lifespan)
  
• Diameter: .063, .080,  .100,  .125,  10mm, 16mm, ½” MDO
  
• Benefits: Clearly marking no-passing zones where prohibited
  
• Ideal for: Intersections, Bridges, Tunnels, Curves, Work Zones