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Alternatives to Timber Shoring
Figure 1. Aluminum Hydraulic Shoring
Aluminum Hydraulic Shoring
Figure 2. Pneumatic/hydraulic Shoring
Pneumatic/hydraulic Shoring
Figure 3. Trench Kacks (Screw Jacks)
Trench Jacks (Screw Jacks)
Figure 4. Trench Shields
Trench Shields
NOTE: Authority Cited: Section 142.3, Labor Code. Reference 142.3, Labor Code.
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