Repair and maintainance of cracks [CIVIL ENGINEERING]
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Transcript of Repair and maintainance of cracks [CIVIL ENGINEERING]
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Repairs and Maintenance of CracksBy Abhishek C. Bagul
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Movement of Ground
Temperature variation
Moisture Changes
Chemical Reactions
Vegetation
Causes of Cracks
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Movement of Ground
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Causes of Cracks > Movement of Ground
Landslides Mining Operations Earthquake
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Causes of Cracks > Movement of Ground
• Shrinkable soil• Uneven load
distribution of building
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Causes of Cracks > Movement of Ground
• Shrinkable soil• Uneven load
distribution of building
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Temperature Variation
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Causes of Cracks > Temperature variation
• Each material behaves different at different temperature.
Crack
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Moisture Changes
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Causes of Cracks > Moisture Changes
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Chemical Reactions
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Causes of Cracks > Chemical Reactions
CO2 Concrete
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Causes of Cracks > Chemical Reactions
SulphatesH2O
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Vegetation
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Causes of Cracks > Vegetation
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Types of Cracks
Vertical crack
Irregular crackToothed crack
Diagonal crackHorizontal crack
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Types of Cracks > Vertical Crack
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Types of Cracks > Horizontal Crack
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Types of Cracks > Diagonal Crack
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Types of Cracks > Toothed Crack
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Types of Cracks > Irregular Crack
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Repairs of Cracks
Gunting Grouting
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Repairs of cracks > Gunting
1. Clean the cracks 2. Mortar of 1:3 – 1:4 is filled in machine
3. Mortar is forced in crack with 2 to 3
kg/sq.cm. pressure
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Repairs of cracks > Grouting
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Thank you!