Table 2 Information related to data used to validate model (after Lange et al. (2003)).
From: Evaluation of Models for Estimating Shrinkage Stress in Patch Repair System
Material | Proportion (m3) | Specimens | |||||
|---|---|---|---|---|---|---|---|
ISTD | IHPC1 | IHPC2 | IHPC4 | IHPC1Fa | IHPC2Fa | ||
Cement (kg) | 605 | 465 | 465 | 565 | 465 | 465 | All measurements of restrained shrinkage, free shrinkage and creep are determined on similar specimens size.i.e. prisms of 1,000 × 76.2 × 76.2 mm, where their edges were gradually (rounded) enlarged to fit the end grips |
Fly ash (kg) | – | 120 | 120 | – | 120 | 120 | |
Silica fume (kg) | – | – | 25 | 25 | – | 25 | |
Metakaolin (kg) | – | 27 | – | – | 27 | – | |
Coarse aggregate (kg) | 1,820 | 1,820 | 1,820 | 1,820 | 1,820 | 1,820 | |
Fine aggregate (kg) | 1130 | 1,095 | 1,095 | 1,150 | 1,095 | 1,095 | |
Water (kg) | 268 | 269 | 268 | 260 | 269 | 268 | |
w/c ratio | 0.44 | 0.44 | 0.44 | 0.44 | 0.44 | 0.44 | |
AEA (oz/cwt) | 0.2 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | |
Type A WR (oz/cwt) | – | 2.9 | 2.9 | 3.5 | 2.9 | 2.9 | |
Type D WR+R (oz/cwt) | 3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | |
Type F HRWR (oz/cwt) | – | 4.6 | 5 | 5 | 4.6 | 5 | |