... 10-2 SECTION 10 FOUNDATIONS 10.1 SCOPE Provisions of this section shall apply for the design of spread footings, driven piles, and drilled shaft foundations The probabilistic LRFD basis of these ... should be determined in accordance with Table C10.4.6.4 Because of the importance of the discontinuities in rock, and the fact that most rock is much more discontinuous than soil, emphasis is placed ... static analysis resistance to the factored dynamic analysis resistance (see Article C10.7.3.3) Dynamic methods may be unsuitable for field verification of nominal axial resistance of soft silts...