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Bowles Theory

The Bowles solution allows incorporating the influence of the cohesion on the root bearing capacity - therefore it is more suitable for cohesive soils.

where:

d

-

root diameter

l

-

root length

Ko

-

coefficient of pressure at rest

σz

-

average geostatic stress at the micropile root

φ

-

average magnitude of the angle of internal friction at the micropile root

Literature:

J.E. Bowles - Foundation Analysis and Design, McGraw Hill book Company.

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