Trap Rock Railway Ballast from Mexico
Dense, angular 1.5-3 inch trap rock specifically for heavy-duty railway ballast applications. Exceptional hardness and angularity prevent track settlement. HTS 2517.10.00.15 explicitly includes gravel for railway ballast.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• AREMA ballast specifications certification with LA Abrasion <15% required
• Magnesium sulfate soundness testing documentation essential
• Distinguish from general construction gravel by rail-specific gradation