// DEFINITION
Subgrade
The soil prepared and compacted to support a structure.
Related Code Sections
A403.4.1 Guidelines for the Seismic Retrofit of Existing Buildings, Pole Structures
whose required depth of embedment is determined by pole formulas. The coefficient of subgrade reaction used in deflection calculations shall be based ...
A403.4.1 : Guidelines for the Seismic Retrofit of Existing Buildings, Pole Structures
whose required depth of embedment is determined by pole formulas. The coefficient of subgrade reaction used in deflection calculations shall be based ...
A403.4.1 Earthquake Risk Reduction in Wood-Frame Residential Buildings With Soft, Weak or Open Front Walls, Pole Structures
whose required depth of embedment is determined by pole formulas. The coefficient of subgrade reaction used in deflection calculations shall be based ...
R506.2.2 Floors, Base
) sieve shall be placed on the prepared subgrade when the slab is below grade. Exception: A base course is not required when the concrete slab ...
R506.2.2 Floors, Base
a 2-inch (51 mm) sieve shall be placed on the prepared subgrade where the slab is below grade. Exception: A base course is not required where ...