ballast quarry - odanahschool
APPENDIX D: QUARRY AND BALLAST HAULING MEMORANDUM. 2. The distance from the quarry to the nearest railhead for transport (via roads). 3. The amount of ballast material that could be produced by the quarry in one year. 4. The amount of Caltrans Class 2 Aggregate sub-ballast material that could be produced by the quarry in .
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