Table 7 Percentage of truck loads not complying with the proposed limits on fiber content.
From: Investigation of Fiber Distribution in Concrete Batches Discharged from Ready-Mix Truck
Proposal I Average of 3 samples: minimum 90 % Any individual sample: minimum 85 % | Proposal II Average of 3 samples: minimum 85 % Any individual sample: minimum 80 % Average of 3 samples: maximum 115 % Any individual sample: maximum 120 % | |
|---|---|---|
Steel fibers | 40 (6 truck-batches out of 15) | 40 (6 truck-batches out of 15) |
Synthetic macro fibers | 0 | 13 (One truck-batch of 8) |