Parameters¶

Definitions of predefined parameters which can be used in a constraints file in order to create or modify design rules are listed in the following.

Bemerkung

The parameter’s input is not case sensitive.

Material properties¶

F_CD	Design compressive strength of concrete [MPa]
F_CK	Nominal strength of concrete [MPa]
F_CM	Mean value of compressive strength of concrete [MPa]
F_CTD	Design tensile strength of concrete [MPa]
F_CTM	Mean value of tensile strength of concrete [MPa]
F_BD	Bond strength of concrete [MPa] (DIN EN1992-1-1, 8.4.2)
F_YK	Characteristic yield strength of reinforcement [MPa]
F_YD	Design yield strength of reinforcement [MPa]
F_TK	Characteristic tensile strength of reinforcement [MPa]

SECTION_HEIGHT	Height of section [m]
SECTION_WIDTH	Width of section [m]
LAYER_ID	Number of layer
LAYER_ZS	Local z-coordinate of layer [m]
LAYER_WIDTH	Length of layer [m]
IS_COLUMN	Boolean variable: 1=true, 0=false
IS_BEAM	Boolean variable: 1=true, 0=false
ISLOWERREINFORCEMENT	Boolean variable: 1=true, 0=false
ISUPPERREINFORCEMENT	Boolean variable: 1=true, 0=false
ISBASEREINFORCEMENT	Boolean variable: 1=true, 0=false
MAXBARSTEPDIFFERENCE	Maximum step difference between base and supplemental reinforcement diameter

ISMAINDIRECTION	Condition for reinforcement in main direction (Boolean variable: 1=true, 0=false)
C_ASL	Cover of longitudinal reinforcement [m]
D_ASL	Diameter of longitudinal reinforcement used [m]
D_KST	Diameter of constructive reinforcement [m]
D_ASL	Diameter of base longitudinal reinforcement [m]
D_ASL2	Diameter of supplemental longitudinal reinforcement [m]
S_ASL	Spacing of longitudinal reinforcement [m]
S_ASL2	Spacing of longitudinal reinforcement [m]
ASL_REQ_MAX	Required maximal longitudinal reinforcement [m²]
ASL_PRO	Longitudinal reinforcement provided [m²]
N_ASL	Number of longitudinal bars
ASL_UTIL	Utilization factor as_req/as_pro
F_ASL	Factor for over-/under-reinforcement

ISTRANSDIRECTION	Condition for reinforcement in transverse direction (Boolean variable: 1=true, 0=false)
C_ST	Cover of shear reinforcement [m]
D_ST	Diameter of shear reinforcement [m]
S_ST	Spacing of shear reinforcement [m]
ASB_REQ_MAX	Required shear reinforcement [m²/m]
ASB_PRO	Minimum shear reinforcement [m²/m]
HOOK_ANGLE	Angle of the hook
HOOK_LENGTH	Length of the hook
F_ASB	Factor for over-/under-reinforcement

IS_ANCHORAGE_STRAIGHT	Boolean variable: 1=true, 0=false
IS_ANCHORAGE_BEND_BAR	Boolean variable: 1=true, 0=false
IS_ANCHORAGE_HOOK	Boolean variable: 1=true, 0=false
IS_ANCHORAGE_WELDED	Boolean variable: 1=true, 0=false
ALPHA_1	Factor considering shape of bars
ALPHA_2	Factor considering concrete minimum cover
ALPHA_3	Effect of confinement by not welded transverse reinforcement
ALPHA_4	Effect of confinement by welded transverse reinforcement
ALPHA_5	Effect of transverse pressure
ALPHA_6	Percentage of lapped bars (DIN EN1992-1-1, 8.7.3 (2))
LB_RQD	Base value of development length [m] (DIN EN1992-1-1, 8.4.3 (2))
LB_D	Design value of development length [m] (DIN EN1992-1-1, 8.4.4 (1))
LB_EQ	Alternative development length [m] (DIN EN1992-1-1, 8.4.4 (2))
D_MIN	Mandrel diameter for longitudinal bars [m]
D_MINST	Mandrel diameter for strirrups [m]
L_0	Lap length [m]
REINFORCEMENTINTENSION	Boolean variable: 1=true, 0=false
REINFORCEMENTINCOMPRESSION	Boolean variable: 1=true, 0=false
PERCENTAGELAPPEDBARS	Percentage of lapped bars (Table 8.3)
ISBONDGOOD	Boolean variable: 1=true, 0=false

IS_FLOOR	Boolean variable: 1=true, 0=false
IS_WALL	Boolean variable: 1=true, 0=false
THICKNESS	Thickness of Slab / wall [m]
SOFLAYERS	Boolean variable: 1=true, 0=false
BASEREINFORCEMENTSYSTEM	Boolean variable: 1=true, 0=false. Area reinforcement will be used for base reinforcement
BAR_LEN	Minimum valid length of rebars [m]
AS_DIFF	Differential As to consider a change in the reinforcement distribution [m²/m]
MERGE_LEN	Maximum length to merge rebar sets [m]
MERGE_AS	As to consider two reinforcement surfaces as able-to-merge [m²/m]
AS_BASE	Base reinforcement [m²/m]
NO_BASE_REINFORCEMENT	Create no base reinforcement, Boolean variable: 1=true, 0=false
RECOGNIZE_REINFORCEMENT	Consider existing reinforcement, Boolean variable: 1=true, 0=false

W_FACTORS	Weighting factors used in optimization
CONSTRAINTSFILE_ONLY	Boolean variable: 1=true, 0=false. Ignore dialog input
CREATESINGLEBARS	Boolean variable: 1=true, 0=false. Create single bars (no rebar sets)
APPLYMATCHINGXFORM	Boolean variable: 1=true, 0=false. Compare exported geometry with Revit geometry to create bars in the Revit location (CDB only)
ADSJUSTTOSECTION	Boolean variable: 1=true, 0=false. Adjust parametrically the reinforcement to the Revit geometry in case it is distinct to the exported model(CDB only)