Sarmac®
Sarmac® mattresses consist of double-twist, hexagonal mesh, filled with stones,covered with a geotextile lining. This mattress is totally enclosed in sand asphalt mastic.
Its flexibility and weight combined with a high mechanical resistance allows it to be used for underwater protection of cables and pipelines.
The Sarmac® mattress is a pre-manufactured unit supplied in different sizes and weights according to project requirements.
| SARMAC® MATTRESSES | ||||||||
| Type | Sizes (*) | Weight (**) | Lifting Loops (n) | |||||
| Length (ft.) | Width (ft.) | Thickness (in.) | Surface (sf) | Volume (cf) | In Air (Short Tons) | In Water (Short Tons) | ||
| Base and Easy | 13.0' | 6.5' | 8" | 86.00 | 56.50 | 4.20 | 2.45 | 6 |
| 16.5' | 6.5' | 8" | 108.00 | 70.50 | 5.30 | 3.10 | 7 | |
| 19.5' | 6.5' | 8" | 129.00 | 85.00 | 6.30 | 3.65 | 9 | |
| 13.0' | 6.5' | 10" | 86.00 | 70.50 | 5.30 | 3.10 | 6 | |
| 16.5' | 6.5' | 10" | 108.00 | 88.00 | 6.60 | 3.85 | 7 | |
| 19.5' | 6.5' | 10" | 129.00 | 106.00 | 7.95 | 4.65 | 9 | |
| 13.0' | 6.5' | 12" | 86.00 | 85.00 | 6.30 | 3.65 | 6 | |
| 16.5' | 6.5' | 12" | 108.00 | 106.00 | 7.95 | 4.65 | 7 | |
| 19.5' | 6.5' | 12" | 129.00 | 127.00 | 9.50 | 5.50 | 9 | |
| Light | 13.0' | 6.5' | 5" | 86.00 | 34.00 | 2.55 | 1.45 | 6(***) |
| 16.5' | 6.5' | 5" | 108.00 | 42.00 | 3.10 | 1.75 | 6(***) | |
| 19.5' | 6.5' | 5" | 129.00 | 51.00 | 3.75 | 2.20 | 6(***) | |
| (*) Double Layer units which come in different
dimensions are available upon request. (**) The weight of each unit has been calculated assuming a specific weight equal to 2.53 short tons/m3 (140 lb/ft3). (***) For easier lifting operations the mattresses can be provided with lateral loops. Note: All sizes and dimensions are nominal. |
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