Gravel Road Specs
1″ | 100% |
3/4″ | 80-90% |
1/2″ | 60-80% |
No. 4 | 50-70% |
No. 8 | 37-60% |
No. 40 | 13-36% |
No. 200 | 4-15% |
Plasticitiy Index | 4-12% |
Gravel Road Specification Graphic
291 Centennial Drive
PO Box 888
Big Timber, MT 59011
Phone: (406) 932-5140
Fax: (406) 932-3026
Public Works Director: Cory Conner sgroads@itstriangle.com
1″ | 100% |
3/4″ | 80-90% |
1/2″ | 60-80% |
No. 4 | 50-70% |
No. 8 | 37-60% |
No. 40 | 13-36% |
No. 200 | 4-15% |
Plasticitiy Index | 4-12% |
Gravel Road Specification Graphic
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