11. Coal miners blockaded several key railroads, paralyzing railway traffic throughout Russia. 12. Others disrupted railway traffic by walking on tracks that run through central Rotterdam. 13. Microscopic traffic flow models have been proposed for bidirectional automobile, pedestrian, and railway traffic . 14. Shivajinagar Railway Station is an important station for the suburban railway traffic of Pune. 15. Evansville has historically been a major center for railway traffic . 16. The increase of railway traffic in the beginning of 20th century afforded larger facilities. 17. Louisville has historically been a major center for railway traffic . 18. Russia is the most important adjacent country regarding railway traffic . 19. The protest had no significant effect on the overall railway traffic in the country. 20. Road and railway traffic was halted by pickets at different places across the country.