Mux
Factored moment about global X-direction
Muz
Factored moment about global Z-direction
pMn
Resisting moment, having ϕ factored considered
Incl
Inclined angle of neutral axis
pPn/Pu
Ratio between the resisting axial capacity and factored force, set to one in Substructure
pMn/Mu
Ratio between the resisting moment capacity and factored moment
k
Effective length factor for compression members
Cm
Factor relating the actual moment diagram to an equivalent uniform moment diagram
Beta
Absolute value of ratio of maximum dead load moment to maximum total load moment
Delta B
Moment magnification factor for members braced against sidesway
Delta S
Moment magnification factor for members not braced against sidesway
Cap Design
Quantity
Number of steel bars used in design
Bar dist
Distance between center of steel bar to edge of cap
As total
Total steel area
From
Starting location of steel bar
To
Ending location of steel bar
Loc
Location of design section from start of current member
AbsLoc
Location of design section from left end of cap
Mmax
Maximum moment at design section
Mmin
Minimum moment at design section
Mn
Resisting moment, which has φ factor considered
Asb-req
Required bottom steel area
Asb-prv
Provided bottom steel area
Asb-eff
Effective bottom steel area, after considering development length
Ast-req
Required top steel area
Ast-prv
Provided top steel area
Ast-eff
Effective top steel area, after considering development length
Phi*Vc
Shear capacity of concrete section, which has φ factor considered
Phi*Tcr
Torsion capacity of concrete section, which has φ factor considered
Av/s
Required stirrup area per unit length
Alx Alt
Additional longitudinal steel due to shear and torsion (in addition to the provided steel)
Smax
Maximum stirrup spacing
fs-t
Cracking/fatigue stress at top
fs-b
Cracking/fatigue stress at bottom
Ratio fs-t
Ratio between cracking/fatigue stress at top and allowable stress
Ratio fs-b
Ratio between cracking/fatigue stress at bottom and allowable stress
*
Warning flag if code requirement is not satisfied