Verified structural calculation tools, available to anyone.
Wind
Peak velocity pressure and pressure zones for walls and flat roofs of a rectangular building.
Actions · EN 1991-1-4Official
Snow
Snow loads on monopitch and duopitch roofs, with the undrifted and drifted load cases.
Actions · EN 1991-1-3Official
Combinations
Generates every combination of actions to EN 1990, for the ultimate and serviceability limit states.
Actions · EN 1990Official
Snow drift
Actiuni.Aglomerare
Actions · EN 1991-1-3Official
Local snow effects
Actiuni.EfecteLocale
Actions · EN 1991-1-3Official
Special roofs
Actiuni.AcopSpeciale
Actions · EN 1991-1-3Official
Multi-layer cladding
Actiuni.Multistrat
Actions · EN 1991-1-4Official
Multi-span roofs
Actiuni.Deschideri
Actions · EN 1991-1-4Official
Compression
Uniform compression resistance N_c,Rd of a steel cross-section.
Steel · EN 1993-1-1Official
Tension
Tension resistance of a plate with bolt holes (net section).
Steel · EN 1993-1-1Official
Bending moment
Bending moment resistance M_c,Rd of a steel cross-section.
Steel · EN 1993-1-1Official
Shear force
Shear force resistance V_c,Rd of a steel cross-section.
Steel · EN 1993-1-1Official
Bending and shear
Combined bending and shear resistance check.
Steel · EN 1993-1-1Official
Bending and axial
Combined biaxial bending and axial force check.
Steel · EN 1993-1-1Official
Buckling
Flexural and torsional buckling resistance N_b,Rd.
Steel · EN 1993-1-1Official
Lateral-torsional buckling
Lateral-torsional buckling resistance of a beam.
Steel · EN 1993-1-1Official
Bending and compression
Combined bending and compression stability (interaction).
Steel · EN 1993-1-1Official
Cold-formed sections
Cold-formed section stability (EN 1993-1-3).
Steel · EN 1993-1-3Official
Local plate buckling
Local plate buckling and effective widths (EN 1993-1-5).
Steel · EN 1993-1-5Official
Cross-section class
Cross-section classification per Table 5.2.
Steel · EN 1993-1-1Official
Section check
RC rectangular section — bending and shear resistance.
Concrete · EN 1992-1-1Official
Beam serviceability (SLS)
Beton.SlsGrinda
Concrete · EN 1992-1-1Official
Seismic detailing (DCH/DCM)
Beton.AlcatuireSeismica
Concrete · P100-1/2013Official
Crack width check
Crack width check §7.3 for reinforced concrete.
Concrete · EN 1992-1-1Official
Concrete cover
Nominal concrete cover c_nom §4.4.1.
Concrete · EN 1992-1-1Official
Minimum reinforcement ratios
Beton.ProcenteArmare
Concrete · P100-1/2013 / EN 1992-1-1Official
Punching shear check
Punching shear check §6.4 for slabs and footings.
Concrete · EN 1992-1-1Official
Torsion
Torsional resistance and reinforcement via the equivalent thin-walled tube, with the shear interaction.
Concrete · EN 1992-1-1Official
Torsion, T/L/I sections
Beton.TorsiuneCompusa
Concrete · EN 1992-1-1Official
Anchorage and laps
Anchorage and lap lengths for reinforcing bars, with the alpha coefficients of Table 8.2.
Concrete · EN 1992-1-1Official
Lap detailing
Beton.AlcatuireInnadiri
Concrete · EN 1992-1-1Official
N·M diagram
RC column N-M interaction diagram (biaxial).
Concrete · EN 1992-1-1Official
Mx·My diagram
RC column Mx-My capacity envelope at constant N.
Concrete · EN 1992-1-1Official
Creep and shrinkage
Beton.CurgereContractie
Concrete · EN 1992-1-1Official
Web–flange shear
Beton.ForfecareTalpa
Concrete · EN 1992-1-1Official
Member design
Solid timber and glulam members: tension, compression, bending, shear, combined actions, buckling and lateral torsional buckling.
Timber · EN 1995-1-1Official
Deflections
Instantaneous, final and net final deflections with k_def creep weighted per action, against the Table 7.2 limits.
Timber · EN 1995-1-1Official
Floor vibration
Lemn.Vibratii
Timber · EN 1995-1-1Official
Dowel connections
Lemn.Imbinari
Timber · EN 1995-1-1Official
Tapered and curved beams
Lemn.GrinziVariabile
Timber · EN 1995-1-1Official
Splitting and connectors
Lemn.Conectori
Timber · EN 1995-1-1Official
Notches and axial fasteners
Lemn.Crestaturi
Timber · EN 1995-1-1Official
Retaining wall pressure
Earth pressure on a retaining wall (Rankine).
Geotechnics · EN 1997-1Official
Slope stability
Slope stability analysis.
Geotechnics · EN 1997-1Official
Pressure and settlement
Stress bulb under a rectangular footing (FEA).
Geotechnics · EN 1997-1Official
Single pile
Geo.PilotIzolat
Geotechnics · EN 1997-1Official
Cantilever sheet pile
Geo.Palplansa
Geotechnics · EN 1997-1Official
Propped diaphragm wall
Geo.PereteMulat
Geotechnics · EN 1997-1Official
Wall surcharges
Geo.Suprasarcini
Geotechnics · Boussinesq / FlamantOfficial
Bored pile wall
Geo.PeretePiloti
Geotechnics · EN 1997-1Official
Uplift and hydraulic failure
Geo.Subpresiune
Geotechnics · EN 1997-1Official
Bearing check
Winkler rigid footing bearing pressures.
Foundations · EN 1997-1Official
Retaining wall
Retaining wall design and stability checks.
Foundations · EN 1997-1Official
Basement wall
Fundatii.PereteSubsol
Foundations · EN 1997-1Official
Pile cap
Fundatii.RadierPiloti
Foundations · EN 1992-1-1Official
Simply supported beam
Continuous / multi-span beam analysis (FEM).
Finite elementOfficial
Fixed-base frame
2D frame analysis, fixed base (FEM).
Finite elementOfficial
Portal frame
Portal frame analysis (columns and rafters).
Finite elementOfficial
Slab analysis
Slab / plate finite element analysis.
Finite elementOfficial
Isolated footing
Isolated footing design with reinforcement and DXF.
BIM Tools · EN 1992 / 1997Official
Import from Tekla
Import a connection from Tekla and check it by FE.
BIM ToolsOfficial