"""
UFC 3-220-20 Foundations and Earth Structures (DM 7.2)

Chapters:
    P - Shear Strength for Geotechnical Design
    1 - Geotechnical Design in Problem Soils and Specialty Construction Methods
    2 - Shallow Foundations
    3 - Rigid Retaining Structures
    4 - Deep Foundations
    5 - Mechanically Stabilized Earth and Flexible Retaining Structures
    6 - Slope Stability and Embankments
    7 - Machinery Foundations
"""
