Output_V+T

Command properties

When you look at command properties you can see this is a standard check command

Output values

There are presented the following output values:

• UC - maximal unity check from all partial shear, torsion and interaction checks
• UC(V) - maximal unity check from shear
• UC(T) - maximal unity check from torsion
• UC(V+T) - maximal unity check from interaction shear and torsion

Output tables

Overall table

The explanation of items in the table

• N_Ed - normal forces from external load including prestressing
• V_Edy - shear force in (y) direction from external load including prestressing
• V_Edz - shear force in (z) direction from external load including prestressing
• T_Ed - torsional bending moment around (x) axis from external load including prestressing
• UC_V - maximal unity check from shear
• UC_T - maximal unity check from torsion
• UC_V+T - maximal unity check from interaction shear and torsion
• UC - maximal unity check from all partial shear, torsion and interaction checks

Shear check

The explanation of items in the table

• N_Ed - normal forces from external load including prestressing
• V_Ed - resultant value of shear force from external load including prestressing
• d - effective depth of cross-section in the direction perpendicular to neutral axis
• z - inner lever arm in the direction perpendicular to neutral axis
• A_swm - the cross-sectional area of the shear reinforcement calculated as average area from all stirrups within calculated interval
• θ - the angle between concrete compression strut and beam axis perpendicular to the shear force
• b_w - the smallest width of the cross-section in tensile area of cross-section perpendicular to direction of resultant shear force
• b_w1 - minimum width of cross-section between tension and compression chord perpendicular to direction of shear force
• V_Rd,c - the design shear resistance of the member without shear reinforcement
• V_Rd,max - the design value of the maximum shear force which can be sustained by the member, limited by crushing of the compression struts
• V_Rd,s - design value of the shear force which can be sustained by the yielding shear reinforcement
• V_Rd - final resistance of cross-section in shear
• UC_V - maximal unity check from shear
• Check_V - status of shear check

Torsion check

• T_Ed - torsional bending moment around (x) axis from external load including prestressing
• u_k - circumference of the area enclosed by the centre-lines of the thin-walled closed cross-section
• A_k - the area enclosed by the centre-lines of the thin-walled closed cross-section, including inner hollow areas
• t_ef - thickness of effective thin-walled closed cross-section
• A_swtm - the cross-sectional area of the torsional reinforcement calculated as average area from all stirrups for torsion within calculated interval
• A_sl - the area of longitudinal reinforcement bars, which are inside stirrup for torsion
• A_sp - the area of prestressing reinforcement bars
• T_Rd,c - the design value of torsional cracking moment
• T_Rd,max - maximum of torsional resistance moment
• T_Rds - design value of the torsional force which can be sustained by the yielding shear reinforcement
• T_Rd - final value of torsional resistance of cross - section
• UC_T - maximal unity check from torsion
• Check_T - status of torsion check

 

Check interaction shear and torsion (concrete)

• N_Ed - normal forces from external load including prestressing
• V_Edy - shear force in (y) direction from external load including prestressing
• V_Edz - shear force in (z) direction from external load including prestressing
• Equation_6.29 - results of interaction V+T formula for maximal capacity of concrete
• Equation_6.31 - results of interaction V+T formula for concrete
• UC_V+T,con - maximal unity check from interaction shear and torsion for concrete
• Check_V+T,con - status of interaction check for concrete

Check interaction shear and torsion (longitudinal reinforcement)

• N_Ed - normal forces from external load including prestressing
• V_Edy - shear force in (y) direction from external load including prestressing
• V_Edz - shear force in (z) direction from external load including prestressing
• A_sl - the area of longitudinal reinforcement bars, which are inside stirrup for torsion
• A_sp - the area of prestressing reinforcement bars
• F_sl - additional tensile force in longitudinal reinforcement caused by shear and torsion
• F_sl,lim - the maximum force which, can be carried by longitudinal reinforcement

Check interaction shear and torsion (shear reinforcement)

• N_Ed - normal forces from external load including prestressing
• V_Edy - shear force in (y) direction from external load including prestressing
• V_Edz - shear force in (z) direction from external load including prestressing
• A_swtm - the cross-sectional area of the torsional reinforcement calculated as average area from all stirrups for torsion within calculated interval
• F_sw - the force in shear reinforcement caused by shear and torsion effect
• F_sw,lim - the maximum force which, can be carried by shear reinforcement