8. Air Entrained Concrete

8.1. The properties of concrete mixes with W/C = 0.45:

Table (19)

Air Entrained Concrete Centrament Air 202 from MC –Building Chemicals

The properties of the concrete mix

W/C = 0.45

Cement content % 100% Cem-IIA-L 30% GGBS 50% GGBS 70% GGBS Slump [mm] 110 105 115 115 Air content [%] 4.6 5.1 5.2 5.5 Cure in water [ ⁰C ] +20 +20 +20 +20

Professor Pawel Lukowski. Head of the Department of Building Materials Engineering. Warsaw University of Technology

Dr. Eng. Joanna Julia Sokolowska. Department of Building Materials Engineering. Warsaw University of Technology

MSc. Eng. Ali Salih Technical and Quality Manager – Casey Concrete, Gorey Co. Wexford

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Part I – DURABILITY OF CONCRETE CONTAINING GGBS IN EXPOSED TO FREEZING AND THAWING CONDITIONS

1- Abstract 2. Background 3. Prisms analysis of cement samples (MORTARS) 4. Test results of the Prisms 5. Test on Without Air Entrained concrete samples: 6. Strength test results 7. Durability Test

Part II – DURABILITY OF CONCRETE CONTAINING GGBS IN EXPOSED TO FREEZING AND THAWING CONDITIONS

8. Air Entrained Concrete 9. Strength test results of the air entrained concrete samples maturated in tank water 10. Durability Test 11. Conclusions of the study/a> 12. Literature