One Way Left Arrow Sign Material:Engineer Grade Prismatic 25+ or a thinner gauge aluminum

or a thinner gauge aluminum (

Speed Limit 30 is a common speed for residential areas in cities and towns across the country

MUTCD Info

Use this sign in the right hand traffic lane to make sure that drivers know that they can only turn right

Even though the pavement may be painted with a mandatory right turn arrow

One Way Left Arrow Sign Material:Engineer Grade Prismatic 25+ or a thinner gauge aluminumSizes Available: 18x24, 24x30 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