Y Intersection Symbol Sign MUTCD R4-7 but the ribs are just

but the ribs are just fine

Simple but effective

so be specific with your roll up signs

The Flagger symbol roll up sign is becoming more popular as it is universally understood regardless of language barriers

Have the right signs for the right job

Y Intersection Symbol Sign MUTCD R4-7 but the ribs are justSizes Available: 24x24, 30x30 We make all our signs from . 080 thick aluminum. Other companies use steel which rusts, plastic which cracks or warps, or a thinner gauge aluminum (. 060 or . 040) which bends or buckles. Material Details We use 3M reflective sheeting and 3M UV resistant inks. 3M offers the following on their sheeting: 3M 3400 Series Engineer Grade Prismatic (EGP): Rated for 5 7 year outdoor lifespan 3M 3930 Series High Intensity