TheParp
Civil/Environmental
- May 27, 2009
- 11
We have encountered a small problem,
Is the necessity for ballast use is to drain the water, because if so, this mean we could use finer grade and compacted rock at a grade crossing because water just flow ON the road and never gets into the ballast at this section...
Tell me if I'm wrong
Is the necessity for ballast use is to drain the water, because if so, this mean we could use finer grade and compacted rock at a grade crossing because water just flow ON the road and never gets into the ballast at this section...
Tell me if I'm wrong