R4-8a: "Keep Left (w/ Arrow)" Aluminum Sign, 18" x 24", Diamond Grade

Aluminum signs are manufactured per U.S. Bureau of Public Roads Standards and are punched with radius corners and mounting holes in accordance with the Federal Standard Highway Signs Manual.

• Sign Material: .080 Aluminum
• Corner Radius: Federal Standard
• Mounting Holes: Federal Standard
• Sign Reflective: Unless otherwise specified, signs are provided in Engineer Grade Retro Reflective sign sheeting that conforms to Federal Standards
• Sign Legends: Warning, Guide, Regualtory and School Zone Signs conform to most current Federal MUTCD (Manual on Uniform Traffic Control Devices) sign legend specifications.