Sand and gravel (construction)
sand and gravel aggregate, were recycled on a limited but increasing basis in most States. In 2022, asphalt and portland cement concrete road surfaces were recycled in all 50 States. Import Sources (2018–21): Canada, 95%; Mexico, 2%; and other, 3%. Tariff: Item Number Normal Trade Relations 12–31–22 . Sand, other 2505.90.0000 Free.