Rates, Norms & Durations
Slurry Mix Wall
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Open the norms tables →Slurry mix wall (for noise restrictions/obstructions) grab excavation to full depth, fill with cement or bentonite mix, drop and hold sheet piles in place.
Excavation 1 panel (4.5 m long on plan) with grab and crane.
Excavate 1 panel in 2 days + 1 day bentonite and sheet pile, giving a rate of 1 - 1.5 m/day.
Therefore, once started 2 - 2.25 m/day is expected.
Slurry Mix Walls
| Task / Description | Slow | Ave | Fast | Units |
| Crane grab, cement/bentonite and sheet piles | 1.8 | 2.5 | 3.4 | m/day |
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