For over 60 years Shawnee Steel & Welding has produced high-quality metal grates for DOTs, municipalities, and owners. Learn More Our grates meet DOT specifications throughout the US. SEE DOT INFO Our grates meet DOT specifications throughout the US. Experienced Partner that understands DOT approval and inspection process Focus on SERVICE / QUALITY / EXPERIENCE Nationwide Delivery No Minimum Order No Job Too Large Grate types to fit every need. SEE DETAILS