Solver settings

Coefficient for reduction of strength of the concrete in compressive concrete which is used for calculation design value of resistance of concrete compressive strut nRd = Acc · Redfcd · fcd

Edit box; default Redfcd = 0,85

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Standard

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All

Limit ratio of bending moments for using uniaxial design method. If ratio of bending moments is lesser than limit ratio, uniaxial design method is used and smaller value of bending moment and shear force is neglected.

Edit box; default ρM,lim = 0,1

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Advanced

1D (Beam, Beam slab, Column, Rib)

Method for design of longitudinal reinforcement for beams.

Auto - Automatic determination of design method according to bending moments ratio ρM.

Uniaxial around z - Design for uniaxial bending moment Mz only. Moment My will not be taken into account (My = 0 kNm).

Uniaxial around y - Design for uniaxial bending moment My only. Moment Mz will not be taken into account (Mz = 0 kNm).

Biaxial - Design for biaxial bending for both bending moments My and Mz.

Combo box; default = Auto

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Advanced

Beam, Beam slab, Rib

Method for design of longitudinal reinforcement for columns.

Auto - Automatic determination of design method according to bending moments ratio ρM.

Uniaxial around z - Design for uniaxial bending moment Mz only. Moment My will not be taken into account (My = 0 kNm).

Uniaxial around y - Design for uniaxial bending moment My only. Moment Mz will not be taken into account (Mz = 0 kNm).

Biaxial - Design for biaxial bending for both bending moments My and Mz.

Combo box; default = Auto

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Advanced

Column

Increasing statically required reinforcement at upper surfaces for beam, beam slab and rib.

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Edit box; Coeffstat.up = 100%

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Advanced

Beam, Beam slab, Rib

Increasing statically required reinforcement at lower surfaces for beam, beam slab and rib.

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Edit box; Coeffstat.low = 100%

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Advanced

Beam, Beam slab, Rib

Increasing statically required reinforcement at lower surfaces for columns

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Edit box; Coeffstat= 100%

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Advanced

Column

Longitudinal and shear reinforcement due to torsion is not designed if the check box is set False

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Check box; default = True

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Advanced

1D (Beam, Beam slab, Column, Rib)

Increasing statically required reinforcement for upper surface of Plate, Shell(Plate). As,stat = Coeffstat.up.2D/100 ∙ As,stat

Edit box; Coeffstat.up.2D = 0,0

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Advanced

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Plate, Shell(Plate)

Increasing statically required reinforcement for lower surface of Plate, Shell(Plate). As,stat = Coeffstat.lo.2D/100 ∙ As,stat

Edit box; Coeffstat.lo.2D = 0,0

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Advanced

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Plate, Shell(Plate)

Increasing the statically required reinforcement for both surfaces of Wall and Shell(Wall). As,stat = Coeffstat.both.2D/100 ∙ As,stat

Edit box; Coeffstat.both.2D = 0,0

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Advanced

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Wall, Shell(Wall), Deep beam

Possibility to set method for evaluation of results using interaction diagram:

- NRd - assuming Md is constant

- MRd - assuming Nd is constant

- NRdMrd - assuming eccentricity is constant

- - assuming Mdz is constant

- - assuming Mdy is constant

Combo box; default = NRdMRd

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Standard

All

Calculation precision for one of the diagram “branches” during generation of interaction diagram. The value means how many times the strain plane is readjusted from the position of section under full compression to the position of section under full tension.

Edit box; default = 250

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Advanced

1D (Beam, Beam slab, Column, Rib)

Number of directions in which the interaction diagram is calculated (number of “branches”) during generation of interaction diagram.

Edit box; default = 36

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Advanced

1D (Beam, Beam slab, Column, Rib)

Type calculation of angle of between of compression strut and member axis for shear check.

- Auto - automatic calculation of minimum angle based on condition

Vd ≤ VRd.max

- User(angle) - the value is inputted by the user as angle

- User(cotangent) - the value is inputted by the user as cotangent of the value

Combo box; default = User(angle)

4.3.3.3.2

Standard

All

Angle between of compression strut and member axis for shear check; editable only if type of calculation of compression strut angle is User (angle)

Edit box; θ = 40 °

4.3.3.3.2

Standard

All

Cotangent angle between of compression strut and member axis for shear check; editable only if type of calculation of compression strut angle is User (cotangent)

Edit box; cot(θ) =1,2

4.3.3.3.2

Standard

All

Type of equivalent thin-walled cross-section used for calculation of cross-section capacity in torsion.

From used CSS - The program tries to create equivalent thin-walled cross-section from current cross-section by offsetting the value tef.

Combo box; default = Automatic

4.3.5

Advanced

1D (Beam, Beam slab, Column, Rib)