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 & layer geometry

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

Longitudinal reinforcement

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

Shear / transverse 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

Anchorage of 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

Plates only

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

Other

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)