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8/13/2019 Foundation Depth
1/2
8/13/2019 Foundation Depth
2/2
In sloping grounds, the horizontal distance from the bottom edge of the footingto the ground surface shall be at least 60 cm for rock, and 90 cm for soil. A line drawn at an angle of 30" to the base from the outer edge should not intersectthe sloping surface (Figure 1).-------------------------------------------------------------------------------------------------------------------------------