Steel Portal Frame
Automatic production of structure geometry with minimum data entering.
All necessary data on one screen.
Analysis and design of the structure simultaneously solution with data
changes. Error messages for inadequate design in a specialized window.
Design parts are marked OK or error.
Selection of National Annex, snow, wind and earthquake region.
Material and code parameters can be modified.
according to Eurocode 1.
Can be selected from snow region and altitude.
according to Eurocode 1.
be selected from wind region, altitude and terrain configuration.
for evaluating snow load according to EN1991-1-3
load according to EN1991-1-4.
Analysis for seismic loads using lateral force method and modal
superposition spectrum analysis
Linear elastic finite element analysis with modified element stiffness
for the haunch effect.
Imperfections with equivalent loads. Second order effects using αcr
and amplification factors,
Complete design verification according to EN1993-1-1 for section
classification, cross-section resistance and member in plane, out-of
plane and lateral torsional buckling.
of bolted connections for Apex and Eave, and base according to
of column base joint according to EN1993-1-8. Anchoring system to resist
uplift forces according to CEN/TS 1992-4. Base connection can be pinned
of concrete foundation according to
and Eurocode 7,
of purlins. Continuous or simply supported purlins, lateral restrained
or not. The degree of restrain due to sheeting is evaluated.
Full library with steel section profiles. Welded
(fabricated) profiles can be used. Editor for properties of welded
Design estimate with selection of steel profiles.
of the structure and the
structural details for the
Precise drawings in selected scales of the structure and the details.
Export of all CAD drawings to PDF, WMF or DXF format.
Full design report preview. Detailed report with diagrams, structure and
References to Eurocodes paragraphs, report of analytical formulas and
calculations. Report contents and design parts can be
PDF and DOC export of the
Eurocodes used in SteelPortalFrameEC3
EN1990:2002, Eurocode 0
Basis of Structural Design
EN1991-1-1:2002, Eurocode 1-1 Actions on structures
EN1991-1-3:2003, Eurocode 1-3 Snow loads
EN1991-1-4:2005, Eurocode 1-4 Wind actions
EN1992-1-1:2004, Eurocode 2 Reinforced concrete
CEN/TS 1992-4-1:2009, Design of fastenings in concrete, General
CEN/TS 1992-4-2:2009, Design of fastenings, Headed Fasteners
EN1993-1-1:2005, Eurocode 3 1-1 Design of Steel structures
EN1993-1-3:2005, Eurocode 3 1-3 Cold-formed members
EN1993-1-5:2006, Eurocode 3 1-5 Plated structural elements
EN1993-1-8:2005, Eurocode 3 1-8 Design of Joints
EN1997-1-1:2004, Eurocode 7 Geotechnical design
EN1998-1-1:2004, Eurocode 8 Design in earthquake environment
User manual included in
Free update from