SHALLOW FOUNDATION IN FIRM SOIL - Infratech Energy
Transcript of SHALLOW FOUNDATION IN FIRM SOIL - Infratech Energy
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LOAD TRANSFER TO SOIL
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Firm Soil
SHALLOW FOUNDATION IN FIRM SOILSHALLOW FOUNDATION IN FIRM SOIL
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Weak SoilWeak Soil
Firm Soil
PILE FOUNDATION IN WEAK SOIL
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TYPE OF PILE
DISPLACEMENT(DRIVEN PILE)
1. R/C SQUARE PILE
CAST IN PLACE
1. MICROPILE PILE
2. SPUN PILE 2. BORED PILE
3. STEEL H PILE 3. CAISSON
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BORED PILE
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CAISSON
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PILE TYPE & RANGE OF APPLICATION
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COMPARISON OF PILES COMPARISON OF PILES
Driven PileDriven PileAdvantage- Lower cost
P id hi h l d th th il ith - Provide higher load than other piles with the same size
Disadvantage- Cannot pass through hard layers (Depth
limitation)limitation)- Transportation limitation (Likewise length
limitation)Vibration developed during installation- Vibration developed during installation
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B d PilBored PileAdvantageN li i i i d h d i‐ No limitation in depth and size(depends on the rig size)C th h h d l ( lti l il l )‐ Can pass through hard layer (multiple soil layer)
‐ Less vibration developed during installation
DisadvantageHi h t‐ Higher cost
‐ Gives lower load capacity than driven pileith th iwith the same size