STAAD Foundation Advanced Help

Design Parameters page

Used to enter design parameters for the tank foundation; including reinforced concrete, soil, and safety factors.

SettingDescription
Soil Properties group
SettingDescription
Allowable Soil Bearing Capacity Type the allowable bearing capacity of the soil, in the selected units.
Coefficient of Friction Type the coefficient value of friction between the soil and concrete.
Material Densities group
SettingDescription
Concrete Density Type the unit weight to be used for concrete (wC).
Soil Density Type the unit weight to be used for the soil.
Water Density Type the unit weight to be used for water (buoyancy calculations).
Safety Ratios group
SettingDescription
Factor of Safety (Sliding) Type a factor of safety against sliding.
Factor of Safety (Overturning) Type a factor of safety against overturning.
Concrete and Reinforcement group
SettingDescription
Fc Type the ultimate strength of the concrete (f'c).
Fy Type the yield strength of steel reinforcing bars (fy).
Clear Cover Type clear cover distance between face of foundation and edge of stirrup bars.
Stirrup Spacing Increment Type the distance increment to use in selecting a stirrup spacing.
Min Stirrup Spacing Type the minimum distances to be allowed between stirrups.
Min / Max Stirrup Size Type the minimum and maximum distances to be allowed between reinforcing bars.
Min / Max Bar Size Select the minimum and maximum allowed reinforcing bar sizes to be used in the design.
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