HomeAmerican Codes
3D Render American Canadian GeneralIm-Export
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Reinforced Concrete Spread Footing
h = in. t = in. c = Dimension b = L = in. in. in.
E. Czerniak, Analytical Approach to Biaxial Eccentricity , Vol 88, No. ST4, Journal of Structural Division of ASCE Reference:
Bearing Pressure
Reinforced Concrete Spread FootingA s = Mf / (fs . fy . z)V f - factored shear acting at the face of the columnM f - factored moment acting at the face of the columnz - reduced level armd - effective height of footingz = 1.2 M f / Vf    for    d . Vf / Mf ≥ 2.0z = 0.4 (d + M f / Vf)    for    d . Vf / Mf ≥ 1.0Flexural analysis of Deep Beams (Park & Paulay)
RC Column in. in. bc = Lc = f'c = ksi
Bending Moment M y kips-ft kips-ft Mfy = My =
Axial Loading kips kips Pf = P0 =
Review Report
Bending Moment M x kips-ft kips-ft Mfx = Mx =
ksi in.2 / ft Asx = Material fy = qa = ksi kips / ft3 psi f'c = g = Asy = in.2 / ft