Czech Republic Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Russia was US$5.52 Thousand during 2021, according to the United Nations COMTRADE database on international trade. Czech Republic Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Russia - data, historical chart and statistics - was last updated on May of 2024.