3106F.11 Soil-Structure Interaction — Shallow Foundations and Underground Structures
Shallow foundations shall be assumed to move with the ground. Springs and dashpots may be evaluated as per Gazetas [6.10].
Buried flexible structures or buried portions of flexible structures including piles and pipelines shall be assumed to deform with estimated ground movement at depth.
As the soil settles, it shall be assumed to apply shear forces to buried structures or buried portions of structures including deep foundations.