Slabs on grade are insulated from the outside, using the same techniques as exterior basement insulation and not less than 600mm (2 ft) below grade level. Extra horizontal insulation over shallow footings have permitted what we call "frost protected shallow footings". The insulation makes the f...
Connect to your favourite weather forecaster and look for the following conditions:
Category: Concrete Product: All site mixed or delivered concrete
Temperature Limitations: Use above +2 C (+35 F)
Rain Limitations: No rain until surface is firm -- several hours
Wind Limitations: n/a
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Frost Protected Shallow Foundations
The foundation for a house is generally poured below the soil grade level so that the footing itself is well below the frost depth for any given region and soil type. This protects the house from frost heaving caused by expanding soils beneath the foundation....
