| IS: 1199 |
Methods of Sampling and Analysis of Concrete |
Provides detailed methods for sampling and testing fresh concrete at construction sites.
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- Slump Test
- Compacting Factor Test
- Vee-Bee Consistency Test
- Air Content Determination
- Density (Unit Weight)
- Temperature of Concrete
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| ASTM C-124 |
Test Method for Air Content of Hydraulic Cement Mortar |
Describes a pressure method for measuring the air content in cement mortar mixes.
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- Preparation of mortar sample
- Use of air meter (pressure-type)
- Calculation of air content as volume %
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| AASHTO T-120 |
Sampling Freshly Mixed Concrete |
Specifies procedures to obtain representative concrete samples for testing purposes.
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- Sampling from different mixers or containers
- Multiple portions combined into one test sample
- Ensures consistency and accuracy of test results
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