SCIA Engineer 18 moves the software to the next level in terms of usability, material design and interoperability. We have enhanced usability with streamlined basic operations and more automatic workflows, improved integration into BIM workflows with upgraded Revit and Tekla links and added new design capabilities for advanced materials and construction systems. The first of the SCIA Engineer 18 webinars will give you a brief overview of all the major improvements.

Features:
-New default functionality settings to help you start a new project fast
-Automatic generation of code-based combinations
-Nonlinear combinations directly derived from linear combinations
-New 3D navigation control
-Simplified buckling settings
-Autodesign in composite design
-Steel fibre reinforced concrete design solution
-SIA 262:2013
-Extended capabilities of punching shear design
-New roundtrip link with Tekla Structures
-Extended Revit link
-and much more

System Requirements:
OS:Windows 7 SP1/8.1/10 (x86-x64)/Windows 2008/2012 Server (x64)
CPU: Min:Intel Core i5 or AMD equivalent / Recommended:Intel Core i7 or AMD equivalent
RAM:Minimum: 8 GB (Advised: 32 GB)
GPU:256 MB, supporting OpenGL
Free Disk Space:5GB
Resolution:1280 x 800 (4K Not supported)

Support:
SCIA Engineer 18 is compatible with:Revit 2018, Revit 2019
SCIA Engineer 18 is compatible with:Tekla Structures 2017
SCIA Engineer 18 is compatible with:Etabs 9.2
SCIA Engineer 18 is compatible with:IFC version 2x3
SCIA Engineer 18 is compatible with:SDNF version 2.0/SDNF version 3.0

WHATS NEW:
Release notes - SCIA Engineer 18.1 - patch 3:

-Modelling:Fix of usability of tributary area method.NNLL-AWDLHC Changes in FEM CRASH report Fixed
-Results in picture gallery showing all results instead of results according to plane
-Fixed available options in functionality dialog for 2D workspace
-Calculation:Fixed problem with calculation of empty Load cases
-Calculation:Fixed problem in property modifiers 1D
-A fix was implemented in the results so if the project is set to the 'v17' post-processing environment, the trapezoidal results now look consistent
-Modelling: Improve of speed of deleting LC in huge envelope combinations
-Calculation: Fixed problem with self weight in property modifier 2D
-The Integration area for Results integration is now properly defined
-Issue with Integration strips where in some cases same results has been incorrectly presented on all -strips with same results has been solved. Now results on Integration strips are presented correctly
-Fixed issue where reaction results were not working correctly for load combinations in some projects
-For General dynamics load cases were incorrectly displayed results of "deformed shape". This issue has been fixed.
-Fixed:Trajectory results are shown after changing form 'principal forces' to basic or design magnitudes
-Fixed:Trajectory results are shown after changing form 'principal forces' to basic or design magnitudes
-Fixed:XML document, resultant (v16) only showing coordinate
Fixed:Print picture feature not working
-Crash:Fixed issue where, when using Polish workspace, deleting tabs (with Red X) caused program to crash
-Fixed issue where results on named selection were not working as expected.
-Fixed issue where structure wasn't visible in steel service
-Fixed issue where Ctrl+C and Ctrl+V were not working in 'table edit geometry'
-Fixed issue where line grid could not be toggled off in certain projects.
-Displaying od surface for structural model is fixed
-Fixed issue in PPE16 where resultant reaction results did not respect activity selection
-Issue with Integration strips where in some cases same results has been incorrectly presented on all strips with same results has been solved. Now results on Integration strips are presented correctly.
-Combinations: mapping of the combinations used during Code switch was fixed.
-Issue with Integration strips where in some cases same results has been incorrectly presented on all strips with same results has been solved. Now results on Integration strips are presented correctly.
-Issue with Integration strips where in some cases same results has been incorrectly presented on all strips with same results has been solved. Now results on Integration strips are presented correctly.
-Fixed resultant of reactions differs from PPE16/17 when line supports are present (issue in PPE16 results)
-Fixed:Incorrect PPEv16 Results for 2d stress/strain (combination with master load case)
-Fixed:Integration strips - alignment changed in project from 17.1.2029 vs 18.0.60, this is not respected by OLD integration strip method
-Fixed issue where results on integration strips (in v17 post-processing environment) where displayed in incorrect direction
-Fixed issue where results on integration strips (in v17 post-processing environment) where displayed in incorrect direction
-Issue with Integration strips where in some cases same results has been incorrectly presented on all strips with same results has been solved. Now results on Integration strips are presented correctly.
-import of material from XML is fixed
-Cross-sections: Modified the centreline generation for the ' PI + L box' section to make sure all parts are properly connected 19
-Parameters: The issue with parameters when formula with reverse parameters was not updated after change of source CSS is fixed. Formulas in parameters are now correctly updated.
-Open Check:Snow load - Roof abutting and close to taller construction calculation of minimal value of mii is fixed.
-A problem in PPEv17 with tolerance of distance between 2 nodes is fixed.
The project is broken because materials are stored in project cache with wrong material diagram for nonlinear calculation without PGNL.
-There was a bug that cache was not cleaned when PGNL was switch on. This part is fixed.
-Crash was caused by the too long name of nonlinear combination. The name longer than 79 chars was enabled.
-There is really member with zero length.Check structure data will fix the issue. Crash during analysis of seismic load case was fixed
-Drawing of surface mesh refinement is fixed
-Import is not possible as import of reinforcement zones is not supported in XML. Currently a message identifying what elements makes the problem was added.
-Composite EC: Sheet welded sections are not supported for automatic design. Test for fabrication added everywhere, where is tested if design is running and warning message added.
-Composite EN:export of partial safety factors gamma implemented
-Composite: Solved a discrepancy between the Detailed and Graphical output
-Concrete: Fixed calculation of proper extreme value of checks in Section Check application / service for load class combining ULS+SLS combinations.
-The area of reinforcement for a column on bi-axial bending has been improved and corrected.
-Concrete:The rare issue with proper recognition of the shape of the rib was fixed. Only the rib, which is fully inside a slab, is replaced by rectangle section with bounding dimensions.
-Concrete EN + BS annex: When is used insufficient concrete class due to environmental class condition, the calculation of minimal and nominal cover is not printed.
-Concrete EN:Rare issue in shear check when concrete is not cracked, but tensile stress is high and reduction of concrete shear resistance by equation (12.5) leads to negative square root. When it happened, red NaN was visible in detailed output. Final result was not affected, "NaN" is handled as zero in looking for max shear resistance. Red NaN was fixed and square root is limited to positive numbers only.
-Concrete EN: In I.S. national annex limits for shear angle theta_min and theta_max were taken from the wrong item (with externally applied tension). It is now switched to the more common case without externally applied tension.
The following items have been fixed for stiffness presentation:
1) Header changed to reflect selection of short or long-term state
2) Precision of creep coeff has been changed
3) Calculation of curvatures for long-term load
4) Deflection calculated from the stiffness is corresponding to from curvatures.
-There is no distinguishing between characteristics and quasi-permanent forces in this check. These are considered the same in all cases.
-equation modified to /(eta-1) or /(eta+1), however force for compression is send as negative -> no final results are changed
Concrete buckling settings: an issue in the concrete buckling settings dialog in which the setting "height determination" set to input couldn't be saved has been fixed.
-Concrete:a typo in English has been fixed in the message when copying concrete attributes.
-Correction of detailing provisions strings in Design As 1D EHOU-B3EJQT
-The message related to torsion was updated EHOU-B4AA7E
-Swiss Concrete:Calculation of minimal clear distance was added to Detailed output of Design As 1D
-Swiss Concrete:The detailing provisions title is not presented at all in case detailing provisions are set OFF
Swiss Concrete:Exposure class has been added to detailed output during design As 1D
-Concrete: Holes in section are now visible also in concrete design EHOU-B4AB6E
-The message about switching off shear effect was added
-Swiss Concrete: Single headers about additional longitudinal forces from shear and torsion were removed from Standard output in Design As 1D
-Swiss Concrete: The message about warning related to updating of materials has been added during opening of project older than version 18.0
-SFRC: Limits were added for Fibre material characteristics
-Concrete EN: Type of value group is properly translated according used language
-System database for fibres has been updated
-Concrete:a default template of provided reinforcement is always set in case it's missing to avoid errors in reinforcement design procedure.
-Concrete: issue with freezing of 2D reinforcement design was fixed by optimizing of storing the results (reducing of size).
-Concrete:issue crash of 2D reinforcement design was fixed by optimizing of storing the results (reducing of size).
-Concrete 2D - EN:fixed issue with graphical presentation of provided reinforcement
-Concrete 2D: fixed and improved graphical presentation of provided reinforcement in design NNLL-B7LEME
-Concrete 2D - EN: presentation and sharing of info about effective depth was fixed in design of reinforcement and punching.
-Concrete EC - DIN: fixed calculation of vmin acc. to article 6.2.2(1) by adding the missed division by safety factor (gamma_c)
-Swiss Concrete: 2D reinforcement meshes are possible to input on structure under SIA code NNLL-B4HE7D
-Concrete Advanced: The issue with unsuccessful input of punching data on specific node due to problem in detection of slab geometry was fixed.

The following solution will be implemented for correction of this bug:
-the unity check, if shear reinforcement is designed will be set to 1,0 (vEd = Vrdcs)
-for finding extreme the value UC will be used but with taking into account Area of shear reinforcement, if unity check for more combinations and section is the same
-the unity check will be calculated according to old formulas UC = max (vEd/VRD,max; vEd/VRdcs)
-Concrete Adv.:Fixed unsuccessful input of punching data on specific node due to problem in detection of slab geometry.
-Concrete 2D - EN:fix missing results of punching design for a NL combination in case of using designed longitudinal reinf. as the input
-Concrete:Correction of determination angle theta for Singaporean
-Concrete:Concrete Advanced nonprestressed checks in construction stages are running just for Current selection
-Concrete:Maximum number of shear reinforcement cuts on member was limited to 10. The limit is increased to 100 cuts.
-Fixed issue where texts are not shown in the paper space.
-Fixed:In picture gallery, setting display mode 'Wired' for connections isn't kept when inserting into paperspace gallery
-3D-stress results:An issue in which the fibres where incorrectly connected of a general cross-section containing multiple opening has been resolved
-The problem with cached results for beams in structural model only layer is fixed
-The issue was caused by precision. A tolerance was introduced so all load on columns has the same direction
-Initial stresses:error message is displayed and calculation is aborted in case 'initial stress from member data' is selected in solver settings and no initial stress member data is defined in the project The problem was solved
-Modifications were done to the combinator to improve the speed in case of a high number of load cases
-The orthotropic member is not supported in new CDD. There is new warning added for the member with orthotropic model
-The problem was solved, there was problem in calculation stiffness for element with the normal force near to zero.
-The problem was solved
-Concrete: Crash during CDD in case of L and T ribs has been fixed
-The problem with empty load case for nonlinear calculation was solved, the program give warning during CDD calculation
-Handling with more nodal supports in one node during construction stages has been fixed
-An algorithm which says the name of particular load panel which is instable was implemented
-Issues with precision causing problem with tributary areas load generation are fixed
-Issue with line load generation on panel using Tributary areas method is fixed
-Issue with line load generation on panels using tributary areas method is fixed
-Issue with line load generation on panels using tributary areas method is fixed
-Sum of generated load from panels is fixed
-Modelling:Fix of problem with generation of tributary area method.
-Problem with imprecision of geometry where tributary areas were not generated is fixed.
-Error during 3D wind generation is fixed. However, panels LP5 and LP6 have complex geometry so some very small parts on their bottom are negligible.
-Error during 3D wind generation was fixed
-Steel EC-EN:Fixed a crash when using 'Moments in simple construction' together with 'Structural model only' members
-Steel EC-EN:Check Results are now purged properly when using Stability Member Data
-Steel cross-section classification: German translation updated in the classification output table because it contained an incorrect translation "LFK-klasse" replaced by "Klasse"
-Frilo LTBII: An issue has been fixed in which the 64-bit build of SCIA Engineer crashed when setting the LTBII member data property Type of analysis = "2nd Order analysis - according to code
-Steel EC-EN:An issue in the steel cold formed check for LTB is resolved by changing Lambda_LT,0 from 0.40 to 0.20 when applying article 6.3.2.2(4) of EN 1993-1-1.
Steel code check:an issue in which the steel code check reacts much slower when using seismic results has been fixed by caching the results after the first run.
-Steel AISC 360-16: Solved an issue in Chapter H3 of AISC 360-16 in case of angle sections
-Steel AISC 360-16: Solved an issue in Chapter H3 of AISC 360-16 in case of angle sections
-Steel AISC 360-16: Solved an issue in Chapter H1.1 of AISC 360-16 in case of angle sections
-Steel code check AISC: an issue in which different unity checks where displayed between the output and 3D-scene when running a linear + non-linear + stability calculation has been fixed.
-Connections EN: string fixed.
-Dynamics -Seismic - correct handling of signed seismic load cases in linear combinations for storey results
-Dynamics -Seismic - correct handling of signed seismic load cases in results that use new internal combinator (in this case, 2D internal forces)
-Dynamics - Seismic - improved handling of unsigned seismic load cases in linear combinations (not final solution yet)
-Dynamics - Seismic - Fixed calculation of rotational modal masses for general structures with Lanczos, Sub-space iteration and Polynomial methods
-Dynamics - Seismic - correct handling of accidental eccentricity load cases in LINEAR combinations (non-envelope)
Free HSS Connection Design: The issue with incorrect weld thickness in column HSS base plate in PASS condition was fixed. Proper w_tb is used.

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