Imre Biczok

Concrete Corrosion and Concrete Protection Imre Biczok

Contents - Preface to the English edition - Preface to the German edition - Introduction - CHAPTER I. - The basic materials of concrete - A) Cements and their resistance to corrosion - 1. The composition of cements - 2. The hydration of cement - 3. The resistance of various cements to chemical attack - B) Aggregates - 1. Sand - 2. Gravel - 3. Crushed stone - 4. Blast-furnace slag - 5. Coal slag - 6. Other aggregates - 7. Conclusion - C) Mixing water - CHAPTER II. - Groundwater - A) Engineering hydrology - 1. Determination of the highest groundwater table - 2. Determination of variations in the highest groundwater table - 3. Groundwater flow - 4. Hydrochemical groundwater maps - B) Groundwater sampling - C) Soil sampling - D) The reliability of analytical data of groundwater and soil samples - E) Investigation of groundwater and soil properties - CHAPTER III. - The corrosion and protection of concrete - A) The investigation of concrete corrosion - 1. Corrosion research 2. Rapid methods of corrosion testing - 3. The performance of corrosion tests - 4. Summary - B) General aspects of corrosion - C) Leaching corrosion of concrete due to soft water - 1. The hardness of water and its effect - 2. The effects of soft river water and groundwater in motion - 3. Effects of soft water seeping under pressure - 4. The effect of warm soft water - 5. The effect of cement type - 6. The effect of concrete density - 7. Effect of the concrete surface - 8. Dimensions and age of concrete - 9. Protective measures against the leaching action of water - D) Concrete corrosion due to attacking compounds - CHAPTER IV. Factors increasing or reducing corrosion - A) Corrosion of concrete due to flowing groundwater - B) The corrosive effect of warm groundwater - C) Corrosion due to fluctuations of the groundwater table - D) Corrosion in the range of evaporation - E) Thin-walled concrete objects, concrete canals, piles etc - 1. Cases of corrosion - 2. Protective measures - F) The effect of air oxidation - G) Microbiological corrosion (caused by sulphur bacteria) - 1. Sulphate-forming bacteria - 2. Sulphate-reducing bacteria - 3. Attempt at bacterial protection of concrete - 4. Iron organisms - CHAPTER V. Detailed discussion of protective measures against corrosive effects - A) Passive protective measures - 1. Selection of the suitable concrete mix and method of placement - 2. Surface treatments - 3. Other methods of protection - 4. Perfect sealing (waterproofing) - B) Active protective measures - 1. Exclusion of aggressive water - 2. Neutralization of aggressive water by chemical and biological methods - C) Repair of damaged concrete - Conclusion - Bibliography - Index -