RAILROAD ADVANCE WARNING (W10-4) "T" 

• Railroad Crossing "T" sign sizes - 30"x 30", 36"x 36" and 48"x 48".
• Signs are made from thick .080 mil aluminum.
• All signs carry the 3M warranty to last for years outdoors.
•Mounting holes centered top and bottom for easy installations.
• Add posts, sign base and bolts to your order, we have everything you need!
• All 3M reflective signs comply with latest the MUTCD and DOT specifications for U.S. roads and highways.