GSA exports basic data to a SAP2000 data file. All data should be checked carefully as there are no direct equivalent features in SAP2000 to some of the GSA features. For example Grid loads cannot be exported directly to SAP2000. These loads must first be expanded to beam loads.
Refer to the SAP2000 documentation for details of records written.
CONSTRAINT
CSYS=csys
NAME=name TYPE=BODY
ADD=j0,j1,ji1
CONSTRAINT
CSYS=csys
NAME=name TYPE=DIAPH AXIS=axis
ADD=j0,j1,ji1
CONSTRAINT
CSYS=csys
NAME=name TYPE=LOCAL DOF=ldofs
ADD=j0,j1,ji1
Link elements, rigid constraints and joints
COORDINATE
NAME=name X=x0 Y=y0 Z=z0 name data line
X=x1 Y=y1 Z=z1 vertical axis data line
X=x2 Y=y2 Z=z2 vertical plane data line
Axes
FRAME
e J=i, j SEC=sec IOFF=ioff JOFF=joff RIGID=rigid IREL=irel JREL=jrel
Beam elements
FRAME SECTION
NAME=name TYPE=PRISM MAT=mat A=a J=j I=i33,i22 AS=as2,as3 MPL=mpl WPL=wpl ...
SH=R T=t3,t2
SH=P T=t3(,tw)
SH=B T=t3,t2,tf,tw
SH=I T=t3,t2t,tft,tw,t2b,tfb
SH=C T=t3,t2,tf,tw
SH=T T=t3,t2,tf,tw
SH=L T=t3,t2,tf,tw
SH=G
SH=W27x94
Beam sections
JOINT
j0 X=x0 Y=y0 Z=z0
Nodes
LOAD
CSYS=csys
NAME=loadcase
TYPE=UNIFORM
ADD=e0,e1,ei1 UX=ux UY=uy UZ=uz
LOAD
CSYS=csys
NAME=loadcase
TYPE=UNIFORM
ADD=e0,e1,ei1 UXP=upx UYP=uyp UZP=uzp
LOAD
CSYS=csys
NAME=loadcase
TYPE=UNIFORM
ADD=e0,e1,ei1 U1=u1 U2=u2 U3=u3
Face loads on 2D elements
First option - pressure load in global or user axis Second option - pressure load in global or user axis, projected Third option - pressure load, element local coordinates
LOAD
CSYS=csys
NAME=Loadcase name
TYPE=TEMPERATURE ELEM=FRAME
ADD=e0,e1,ei1 T=t T2=t2 T3=t3
Beam thermal load
LOAD
CSYS=csys
NAME=loadcase
CSYS=0
TYPE=GRAVITY ELEM=FRAME
ADD=e0,e1,ei1 UX=ux UY=uy UZ=uz
LOAD
CSYS=csys
NAME=loadcase
CSYS=0
TYPE=GRAVITY ELEM=SHELL
ADD=e0,e1,ei1 UX=ux UY=uy UZ=uz
LOAD
CSYS=csys
NAME=loadcase
CSYS=0
TYPE=GRAVITY ELEM=JOINT
ADD=j0,j1,ji1 UX=ux UY=uy UZ=uz
Gravity loads
LOAD
CSYS=csys
NAME=loadcase
TYPE=RESTRAINT DISPLACEMENT
ADD=j0,j1,ji1 UX=ux UY=uy UZ=uz RX=rx RY=ry RZ=rz
Settlements
LOAD
CSYS=csys
NAME=loadcase
TYPE=TEMPERATURE ELEM=SHELL
ADD=e0,e1,ei1 T=t T3=t3
2D element thermal load
LOAD
CSYS=csys
NAME=loadcase
TYPE=CONCENTRATED SPAN
ADD=e0,e1,ei1 RD=rd (or D=d) UX=ux UY=uy UZ=uz RX=rx RY=ry RZ=rz
LOAD
CSYS=csys
NAME=loadcase
TYPE=DISTRIBUTED SPAN
ADD=e0,e1,ei1 RD=rda,rdb (or D=da,db) UX=uxa,uxb UY=uya,uyb UZ=uza,uzb
RX=rxa,rxb RY=rya,ryb RZ=rza,rzb
LOAD
CSYS=csys
NAME=loadcase
TYPE=DISTRIBUTED SPAN
ADD=e0,e1,ei1 RD=rda,rdb (or D=da,db) UXP=uxpa,uxb UYP=uypa,uyb UZP=uzpa,uzpb
RXP=rxpa,rxpb RYP=rypa,rypb RZP=rzpa,rzpb
LOAD
CSYS=csys
NAME=loadcase
TYPE=DISTRIBUTED SPAN
ADD=e0,e1,ei1 RD=rda,rdb (or D=da,db) U1=u1a,u1b U2=u2a,u2b U3=u3a,u3b
R1=r1a,r1b R2=r2a,r2b R3=r3a,r3b
Beam loads
First option - point load
Second option - distributed load, fixed coordinates
Third option - distributed load, fixed coordinates, projected
Second option - distributed load, element local coordinates
LOAD
CSYS=csys
NAME=loadcase
TYPE=FORCE
ADD=j0,j1,ji1 UX=ux UY=uy UZ=uz RX=rx RY=ry RZ=rz
Node loads
LOAD
CSYS=csys
NAME=loadcase
TYPE=PRESTRESS
ADD=e0,e1,ei1 P=p
Pre-stress loads in beams
LOCAL
CSYS=csys
ADD=j0
Nodal axes
MASS
ADD=jo UX=ux UY=uy UZ=uz RX=rx RY=ry RZ=rz global
ADD=jo U1=u1 U2=u2 U3=u3 R1=r1 R2=r2 R3=r3 local
Mass elements
MATERIAL
NAME=name TYPE=type IDES=ides M=m W=w
T=t E=e1 U=u12 A=a1
Isotropic materials
NLLINK
CSYS=csys
e J=j NLP=nlp
e J=i,j NLP=nlp
Springs and grounded springs
NLPROP
NAME=name TYPE=type M=m
DOF=dof1 K=k KE=ke
DOF=dof2 K=k KE=ke
Spring properties
PLANE
e J=j1,j3,j7(,j9) TYPE=type MAT=mat MATANG=a TH=th
e J9=j1,j2,j3,j4,j5,j6,j7,j8,j9 TYPE=type MAT=mat MATANG=a TH=th
Plane elements
RESTRAINT
ADD=j0 DOF=dofs
Restraints
SHELL
e J=j1,j2,j3(,j4) SEC=sec ANG=ang
Shell elements
SHELL SECTION
NAME=name TYPE=type MAT=mat TH=th THB=thb
Shell properties
SPRING ADD=j0 UX=ux UY=uy UZ=uz RX=rx RY=ry RZ=rz
Node stiffnesses
CONSTRAINT
COORDINATE
FRAME
FRAME
JOINT
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOCAL
MASS
MATERIAL
NLLINK
NLPROP
PLANE
RESTRAINT
SHELL
SHELL
SPRING