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| water washed sandstone– tehama |
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Tehama
Water Washed Sandstone rock is from the rivers of Northern California.
Water Washed is used for patios, walkways, walls, steps, and landscaping.
It is a wonderful stone to use for ponds or pools. Water Washed
is smooth and gray and also comes in tan. It comes in coping material,
step material and boulders. It is sold by the ton in baskets or
on pallets. |
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| available sizes | ||||
| DESCRIPTION | THICKNESS | COVERAGE AREA | ||
| Water Washed Flat Stone | 1" – 2" (10" – 24" dia) | 60 – 80 sf /ton | ||
| Water Washed Coping | 2" – 4" (10" – 24" dia) | 60 – 70 sf /ton | ||
| Water Washed Step Material | 2" – 4" (12" – 36" dia) | 60 – 70 sf /ton | ||
| Water Washed Step Material | 3" – 6" (12" – 36" dia) | 40 – 50 sf /ton | ||
| Oversize Step Material | 4" – 8" (24" – 48" / 60") | |||
| Boulders | 500 – 2,000 lbs+ | |||
| ASTM SPECIFICATIONS & PHYSICAL PROPERTIES | |||
| Compressive strength across strata | 18,255 psi | Abrasion Natural Cleft | 11.2 |
| Compressive strength with strata | 12,388 psi | Specific Gravity | 2.604 |
| Flexural strength across strata | 2,977 psi | Weight per cubic foot | 162.5 |
| Flexural strength across strata | 2,180 psi | ASTM C97 Absorption | 1.21% |
| Abrasion Thermal Face | 228.2 | ||