HOW TO CALCULATE DIMENSIONS OF FOUNDATION - LCETED - LCETED Institute for Civil Engineers

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May 8, 2020

HOW TO CALCULATE DIMENSIONS OF FOUNDATION


HOW TO CALCULATE DIMENSIONS OF FOUNDATION

Formulas for minimum dimensions are given below:

Depth of Foundation: For all types of foundations minimum depth required are calculated using Rankine’s Formula:

HOW TO CALCULATE DIMENSIONS OF FOUNDATION


Where,
p=Soil bearing capacity (SBC)
w =density of soil
Φ =angle of response of soil
HOW TO CALCULATE DIMENSIONS OF FOUNDATION

HOW TO CALCULATE DIMENSIONS OF FOUNDATION











HOW TO CALCULATE DIMENSIONS OF FOUNDATION


Note: the foundation depth should not be less than 0.9 m. it should be kept 0.9 m or even more


Width of Foundation: Width of wall foundations or size of column footing is determined by first calculating the expected load and then dividing that with SBC. Thus,


HOW TO CALCULATE DIMENSIONS OF FOUNDATIONHOW TO CALCULATE DIMENSIONS OF FOUNDATION

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