CivilFEM Online Help

EC3

Eurocode No.3

EA

Spanish steel code

ACI

ACI 318 code

ACI349

ACI 349 code

AS3600

Australian concrete code.

BS5950

British Standard 5950 (1985 or 2000)

GB50010-2002

Chinese concrete code (2002)

GB50010-2010

Chinese concrete code (2010)

AASHTOHB

AASHTO Standard Specifications for Highway Bridges

LRFD

AISC-LRFD 2^nd edition code

GB50017

Chinese steel code

AASHTO10

AASHTO LRFD BRIDGE DESIGN SPECIFICATIONS (2010)

IS800

Indian Standard 800 (2007).

ASME_NF

ASME BPVC III Subsection NF code.

ASD9

AISC-ASD 9^th edition.

N690

ANSI/AISC N690-1994 code.

N690_06

ANSI/AISC N690-06 code.

ASD13

AISC ASD 13^th edition code

LRFD13

AISC LRFD 13^th edition code

AISC14

AISC 14^th edition code

AISC15

AISC 15^th edition code

CTESEA

Código técnico de edificación DB SE-A

NLMOD

CivilFEM’s Civil Non Linearities.

NAME

If Code = NAME then LAB = any name up to 32 characters

Code

Lab

Description

EC3

ALL

All Lab corresponding to active code are selected

L

Length between lateral restrains

K

K lateral buckling factor (Annex F.1.2). By default K=1

KW

Kw lateral buckling factor (Annex F.1.2). By default KW=1

C1

C1 lateral buckling factor (Annex F.1.2). By default C1=1

C2

C2 lateral buckling factor (Annex F.1.2). By default C2=0

C3

C3 lateral buckling factor (Annex F.1.2). By default C3=1

BETAMY

Equivalent uniform moment coefficient bMy (ENV 1993-1-1:1992 Art. 5.5.4). For EN 1993-1-1:2005 Annex B table B.3 means CMY coefficient. By default, BETAMY =1

BETAMZ

Equivalent uniform moment coefficient bMz (ENV 1993-1-1:1992 Art. 5.5.4). For EN 1993-1-1:2005 Annex B table B.3 means CMZ coefficient. By default, BETAMZ =1

BETAMLT

Equivalent uniform moment coefficient bM_lt (ENV 1993-1-1:1992 Art. 5.5.4).  For EN 1993-1-1:2005 Annex B table B.3 means CMLT coefficient. By default, BETAMLT =1

PSIVEC

Reduction by vectorial effects coefficient (Art. 5.5.3). By default PSIVEC=0.8 (only for ENV 1993-1-1:1992)

LATBUCK

Lateral buckling member (ENV 1993-1-1:1992 Art. 5.5.4 or EN 1993-1-1:2005 Art. 6.3.3)

CFBUCKXY

Buckling factor in plane XY (Mz in CivilFEM axes). By default CFBUCKXY=1

CFBUCKXZ

Buckling factor in plane XZ (My in CivilFEM axes). By default CFBUCKXZ =1

CHCKAXIS

CivilFEM axis that is Eurocode Y axis

EA

ALL

All Lab corresponding to active code are selected

MEMBTYPE

Member type

L

Not braced length of member. By default L=0.

BETAXY

Buckling factor in plane XY (Art. 3.4). By default BETAXY =1.

BETAXZ

Buckling factor in plane XZ (Art. 3.4). By default BETAXZ =1.

LRFD

ALL

All Lab corresponding to active code are selected

L

Length between restraints (B3). By default L=0.

KY

Buckling factor Y axis (B7). By default KY=1.

KZ

Buckling factor Z axis (B7). By default KZ=1.

KTOR

Length factor for torsional buckling (App.E3). By default KTOR=1.

CB

Bending coefficient dependent upon moment gradient (F1.2a). By default CB=1. 

LB

Laterally unbraced length (F1.2). By default LB=0.

BS5950

ALL

All Lab corresponding to active code are selected

L

Length between restraints.

KLtx

Lateral buckling factor K for plane ZX in CivilFEM axis (Art.4.3.5 and 4.3.6 Tables 9 and 10). By default KLtxy=1.

KLty

Lateral buckling factor K for plane ZY in CivilFEM axis (Art.4.3.5 and 4.3.6 Tables 9 and 10). By default KLtxz=1.

KCx

Coefficient for compression buckling for plane ZX in CivilFEM axis (Art.4.7.2 Table 24). By default KCx=1.

KCy

Coefficient for compression buckling for plane ZY in CivilFEM axis (Art.4.7.2 Table 24). By default KCy=1.

CteRob

Robertson constant (Art.4.7.5 Appendix C.2). By default CteRob=0.

n

Slenderness correction factor (Art.4.3.7.6 Table 13). By default m=1.

m

Equivalent uniform moment factor (Art.4.3.7.6 Table 13). By default n=1.

DL

Depth of flange’s stiffeners (Art.4.3.7.5 Appendix B.2.5). By default DL=1.

CFBUCKX

Buckling factor in plane ZX (Mz in CivilFEM axes). By default CFBUCKX=1

CFBUCKY

Buckling factor in plane ZY (My in CivilFEM axes). By default CFBUCKY =1

CHCKAXIS

CivilFEM axis that is “X” axis of BS5950 (1985). By default CHCKAXIS=0.

D/a

Intermediate stiffeners depth.

mx

Equivalent uniform moment factor for major axis flexural bending

my

Equivalent uniform moment factor for minor axis flexural bending

mlt

Equivalent uniform moment factor for lateral         torsional buckling

ACI

ALL

All Lab corresponding to active code are selected

PHI

Resistance reduction factor for bending moment+axial force. By default PHI=0.0.

A PHI value of 0 means that CivilFEM will automatically calculate the value according to the deformation status of the section.

ACI349

ALL

All Lab corresponding to active code are selected

PHI

Resistance reduction factor for bending moment+axial force. By default PHI=0.0.

A PHI value of 0 means that CivilFEM will automatically calculate the value according to the deformation status of the section.

HW/LW

Ratio relative to the ρ_n parameter of vertical shear reinforcement area to gross concrete area of horizontal section.

Being h_w the eight of the entire wall or of the segment of wall considered and l_w the length of the entire wall or of segment of wall considered in section of shear force.

AS3600

ALL

All Lab corresponding to active code are selected

PHI

Parameter relative to the reduction of the section’s resistance for flexure. By default PHI=0.80. PHI value must be introduced for flexure but not for shear or torsion. PHI values for shear and torsion are already included in the program’s code. If a PHI value is introduced and the user checks for shear or torsion, the PHI value introduced in command ~MEMBPRO will not be taken into account.

GB50010-2002

ALL

All Lab corresponding to active code are selected

MEMBTYPE

Member type:

MEMBLOAD

Type of solicitation:

GB50010-2010

ALL

All Lab corresponding to active code are selected

L

Length between restraints.

MEMBTYPE

Member type:

MEMBLOAD

Type of solicitation:

GB50017

ALL

All Lab corresponding to active code are selected

GAMMAY

Plastic coefficient for Y axis.

GAMMAZ

Plastic coefficient for Z axis.

L

Length between restraints.

TSECY

Section type for Y axis

TSECZ

Section type for Z axis

KY

Buckling factor for Y axis.

KZ

Buckling factor for Z axis.

AASHTOHB

ALL

All Lab corresponding to active code are selected

PHI

Resistance reduction factor for bending moment+axial force. By default PHI=0.0.

A PHI value of 0 means that CivilFEM will automatically calculate the value according to the deformation status of the section.

AASHTO10

ALL

All Lab corresponding to active code are selected

L

Length between restraints. By default L=0.

KY

Buckling factor Y axis. By default KY=1.

KZ

Buckling factor Z axis. By default KZ=1.

KTOR

Length factor for torsional buckling. By default KTOR=1.

CB

Bending coefficient dependent upon moment gradient. By default CB=1. 

LB

Laterally unbraced length. By default LB=0.

RP

Reduction factor for holes. By default RP=1.

U

Shear Lag factor. By default U=1.

LV

Distance between points of maximum and zero shear. By default LV=0.

IS800

ALL

All Lab corresponding to active code are selected

L

Length between lateral restrains

K

K lateral buckling factor. By default K=1

KW

Kw lateral buckling factor. By default KW=1

C1

C1 lateral buckling factor. By default C1=1

C2

C2 lateral buckling factor. By default C2=0

C3

C3 lateral buckling factor. By default C3=1

BETAMY

Equivalent uniform moment coefficient CMY. By default, BETAMY =1.

BETAMZ

Equivalent uniform moment coefficient CMZ. By default, BETAMZ =1.

BETAMLT

Equivalent uniform moment coefficient CMLT. By default, BETAMLT =1.

LATBUCK

Lateral buckling member:

CFBUCKXY

Buckling factor in plane XY (Mz in CivilFEM axes). By default CFBUCKXY=1.

CFBUCKXZ

Buckling factor in plane XZ (My in CivilFEM axes). By default CFBUCKXZ =1.

CHCKAXIS

CivilFEM axis that is Indian Standard 800Y axis

ASME_NF

ALL

All Lab corresponding to active code are selected

L

Length between restraints. By default L=0.

KY

Buckling factor Y axis. By default KY=1.

KZ

Buckling factor Z axis. By default KZ=1.

CBY

Bending coefficient dependent upon moment gradient on Y axis (NF-3322.1). By default CBY=1.

CBZ

Bending coefficient dependent upon moment gradient on Z axis (NF-3322.1). By default CBZ=1.

CMY

Coefficient applied to bending term in interaction equation and dependent upon column curvature caused by applied moments on Y axis (NF-3322.1). By default CMY=1.

CMZ

Coefficient applied to bending term in interaction equation and dependent upon column curvature caused by applied moments on Y axis (NF-3322.1). By default CMZ=1.

PIN

Pin-connected:

COLUMN

Member type:

BRACED

Braced:

ASD9

ALL

All Lab corresponding to active code are selected

L

Length between restraints (B.3). By default L=0.

KXY

Buckling factor in XY plane (table C-C2.1). By default KXY=1.

KXZ

Buckling factor in XZ plane (table C-C2.1). By default KXZ=1.

CB

Bending coefficient dependent upon moment gradient (F1.3). By default CB=1. 

KZ

Effective length factor for torsional buckling (table C-C2.1). By default KZ=1.

N690

ALL

All Lab corresponding to active code are selected

L

Length between restraints. By default L=0.

KXY

Buckling factor in XY plane (table CQ1.8.1). By default KXY=1.

KXZ

Buckling factor in XZ plane (table CQ1.8.1). By default KXZ=1.

CB

Bending coefficient dependent on moment gradient (Q1.5.1.4.5). By default CB=1. 

KZ

Effective length factor for torsional buckling (CQ1.5.1.3.6). By default KZ=1.

CMY

Coefficient for compression members dependent on joint translation in plane XY (Q.1.6.1). By default CMY=0.85.

CMZ

Coefficient for compression members dependent on joint translation in plane XZ (Q.1.6.1). By default CMZ=0.85.

N690_06

ALL

All Lab corresponding to active code are selected

L

Length between restraints. By default L=0.

KXY

Buckling factor in XY plane (table NC-C2.2). By default KXY=1.

KXZ

Buckling factor in XZ plane (table NC-C2.2). By default KXZ=1.

CB

Bending coefficient dependent on moment gradient (NF1-1). By default CB=1. 

KZ

Effective length factor for torsional buckling (NC-C2.2). By default KZ=1.

LB

Flexural length between restraints (NF2.2). By default L=0.

NLMOD

ALL

All Lab corresponding to active code are selected

KEYNL

Linear or non-linear behaviour. To activate the non linearity, the user should have the Bridges and civil non-linearities module. This is a Beta feature.

ASD13

ALL

All Lab corresponding to active code are selected

L

Length between restraints. By default L=0.

KXY

Buckling factor in XY plane (table C-C2.1). By default KXY=1.

KXZ

Buckling factor in XZ plane (table C-C2.1). By default KXZ=1.

CB

Bending coefficient dependent upon moment gradient. By default CB=1.  

KZ

Effective length factor for torsional buckling (table C-C2.1). By default KZ=1.

LRFD13

ALL

All Lab corresponding to active code are selected

L

Length between restraints. By default L=0.

KY

Buckling factor Y axis. By default KY=1.

KZ

Buckling factor Z axis. By default KZ=1.

KTOR

Length factor for torsional buckling. By default KTOR=1.

CB

Bending coefficient dependent upon moment gradient. By default CB=1. 

LB

Laterally unbraced length. By default LB=0.

AISC14

ALL

All Lab corresponding to active code are selected

L

Laterally unbraced length of member. By default L=0.

KY

Buckling factor Y axis. By default KY=1.

KZ

Buckling factor Z axis. By default KZ=1.

KTOR

Effective length factor for torsional buckling. By default KTOR=1.

CB

Lateral-torsional buckling modification factor for nonuniform moment diagrams. By default CB=1. 

LB

Length between points that are either braced against lateral displacement of compression flange. By default LB=0.

AISC15

ALL

All Lab corresponding to active code are selected

L

Laterally unbraced length of member. By default L=0.

KY

Buckling factor Y axis. By default KY=1.

KZ

Buckling factor Z axis. By default KZ=1.

KTOR

Effective length factor for torsional buckling. By default KTOR=1.

CB

Lateral-torsional buckling modification factor for nonuniform moment diagrams. By default CB=1. 

LB

Length between points that are either braced against lateral displacement of compression flange. By default LB=0.

CTESEA

ALL

All Lab corresponding to active code are selected

L

Length between lateral restrains

K

K lateral buckling factor. By default K=1

KW

Kw lateral buckling factor. By default KW=1

C1

C1 lateral buckling factor (table 6.11). By default C1=1

CMY

Equivalent uniform moment coefficient CMy (table 6.14). By default CMY =1

CMZ

Equivalent uniform moment coefficient CMz (table 6.14). By default CMZ =1

CMLT

Equivalent uniform moment coefficient CM_lt (table 6.14). By default CMLT =1

PSIVEC

Reduction by vectorial effects coefficient . By default PSIVEC=0.8

LATBUCK

Lateral buckling member (Art. 6.3.4.2)

CFBUCKXY

Buckling factor in plane XY (Mz in CivilFEM axes). By default CFBUCKXY=1

CFBUCKXZ

Buckling factor in plane XZ (My in CivilFEM axes). By default CFBUCKXZ =1

CHCKAXIS

CivilFEM axis that is CTE DB SE-A Y axis