T40 soil nail
T40 soil nail is one of our excellent T-thread self-drilling hollow injection anchor bolts. We can see the anchor system used in weak rocks, loose soil, weathered layer and sand with stone layer etc. Compared to the traditional method , T40 soil nail also have obviously advantages in the unconsolidated ground condition .
Источник : http://www.soil-nailing.com/wp-content/uploads/201
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