TM 5-818-1 / AFM 88-3, Chap. 7
CHAPTER 12
PILE FOUNDATIONS
because they do not require dewatering of the site. Piles
12-1. General. Bearing piles are deep foundations
also may be used to compact cohesionless soils and to
used to transmit foundation loads to rock or soil layers
serve as anchorages against lateral thrust and vertical
having adequate bearing capacity to support the
uplift.
structure and to preclude settlement resulting from
consolidation of soil above these layers. When the
12-2. Design. The selection, design, and placement
bearing strata are below the groundwater table, and
when offshore structures are being built, piles may be
of pile foundations are discussed in detail in the latest
the most economical type of deep foundation available
revision of TM 5-809-7.
12-1
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