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Foundation Systems

Foundation Systems. Unit 11. Types of Foundations. Pilings Continuous Grade Beam. Piling Foundation System. Uses beams placed between vertical supports, called a piling, to support structural loads. When load exceeds bearing capacity of soil Used on steep hillsides

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Foundation Systems

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  1. Foundation Systems Unit 11

  2. Types of Foundations • Pilings • Continuous • Grade Beam

  3. Piling Foundation System • Uses beams placed between vertical supports, called a piling, to support structural loads. • When load exceeds bearing capacity of soil • Used on steep hillsides • Site subject to flooding

  4. Continuous Foundation • Consists of a footing and wall • Most common in residential construction

  5. Grade Beam Foundation • Grade beam is placed under the soil below the stem wall and spans between stable supports • Provides added support

  6. Fireplace Footing • 12” deep footing that extends 6” past the fireplace on each side.

  7. Veneer Footings • An extension of the footing to support veneer.

  8. Foundation Wall • Vertical wall that extends from the footing to the first floor

  9. Retaining Wall • Basement walls made of poured concrete or concrete blocks

  10. Restraining Walls • Used when a full height retaining wall is not needed. • Used on sloped lots

  11. Interior Supports • Spot footings • Piers

  12. Pedestals • A column built on top of a footing • Used when upper soils are unstable

  13. Metal Connectors • Used to anchor the house to the foundation

  14. On Grade Foundations • Slab

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