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Release notes summary across Tekla Tedds versions

Tekla Tedds
Modified: 20 Dec 2024
Not version-specific
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Release notes summary across Tekla Tedds versions

This page summarizes the new features and improvements in Tekla Tedds versions and service packs between Tekla Tedds 2025 and 2020. Note that this page is a summary and does not replace the release notes.

Follow the links on the page to read the full release notes content of a Tekla Tedds version and service pack.

This page is updated when a new Tekla Tedds version or service pack is released.

Tekla Tedds 2025

Release notes - Tekla Tedds 2025

New and enhanced library calculations (American Design)

  • Footing analysis and design (ACI 318) - enhanced
  • Masonry wall section design (TMS) - enhanced
  • Retaining basement wall analysis & design (ACI318/TMS) - enhanced
  • Verification examples - new examples added
  • Minimum Design Loads and Associated Criteria for Buildings and Other Structures (ASCE/SEI 7-22) - 
    updated in accordance with the 2022 version of the ASCE7 loading code
  • Specification for Structural Steel Buildings (ANSI/AISC 360-22) - enhanced
  • 16th Edition Steel Construction Manual - calculations updated to include the latest available steel section profiles from 16th Edition Steel Construction Manual

For further details, click here.

New and enhanced library calculations (British Design)

  • Crane wind loading assessment (BS ISO 4302) - new calculation
  • Outrigger loading design (EN1997/TWf) - new calculation
  • Reinforcement schedule (BS8666) - enhanced
  • Concrete Specification (BS8500) - enhanced

For further details, click here.

New and enhanced library calculations (Eurocode Design)

  • Timber frame racking panel design (EN1995) - enhanced
  • 16th Edition Steel Construction Manual - calculations updated to include the latest available steel section profiles from 16th Edition Steel Construction Manual

For further details, click here.

Tekla Tedds 2024

Release notes - Tekla Tedds 2024

New and enhanced library calculations (Eurocode Design)

  • Steel member design (EN1993)

    Steel 2D analysis & design (EN1993)

    Steel member analysis & design (EN1993)

    All of the above are enhanced. For further details, click here.

  • Masonry wall panel design (EN1996) - enhanced. For further details, click here.
  • Retaining basement wall analysis & design (EN1997) - new calculation. For further details, click here.
  • Retaining wall analysis & design (EN1992/EN1996/EN1997) - enhanced to include support for the Malaysian National Annex.
  • Batch design - updated to include an example for the new Retaining basement wall analysis & design (EN1992/EN1997) calculation.

  • Basement wall analysis & design (EN1992/EN1997)

    Gabion retaining wall analysis & design (EN1997)

    RC beam torsion design (EN1992)

    RC column design (EN1992)

    RC corbel design (EN1992)

    RC member design (EN1992)

    RC nib design (EN1992)

    RC pile cap design (EN1992/EN1997)

    RC raft design (EN1992)

    RC slab design (EN1992)

    RC stair design (EN1992)

    RC wall design (EN1992)

    RC Retaining wall analysis & design (EN1992/EN1996/EN1997)

    Snow loading (EN1991)

    Steel beam splice design (EN1993)

    Steel beam supporting hollowcore slab design (EN1993)

    Steel beam torsion design (EN1993)

    Steel column design (EN1993)

    Steel column splice (EN1993)

    Steel masonry support (EN1993)

    Steel member fire resistance design (EN1993)

    Steel section classification (EN1993)

    Steel simple connection design (EN1993)

    Steel to concrete simple connection design (EN1993)

    Timber connection design (EN1995)

    Timber rafter design (EN 1995)

    Timber joist design (EN 1995)

    Timber stud design (EN 1995)

    Timber 2D analysis & design (EN1995)

    Timber member analysis & design (EN1995)

    Timber member design (EN1995)

    Timber racking loads (EN1991)

    Windpost design (EN1993)Wind loading (EN1991)

    Updated calculation notes and references to confirm that all these calculations are in accordance with the latest version of the Swedish national annex (EKS12).

New and enhanced library calculations (American Design)

  • Steel member design (AISC360)

    Steel 2D analysis & design (AISC360)

    Steel member analysis & design (AISC360)

    All of the above have been enhanced. For further details, click here.

  • 2D analysis

    Footing analysis & design (ACI318)

    Masonry wall panel design (TMS/MSJC)

    RC pile cap design (ACI318)

    RC shear wall design (ACI318)

    Snow loading (ASCE7)

    Wood ledger design (NDS)

    Wood shear wall design (NDS)

    All of the above calculations have been updated in accordance with ASCE7-22.

  • Masonry wall panel design (TMS/MSJC)

    Masonry lintel design (TMS/MSJC)

    Masonry lintel analysis & design (TMS/MSJC)

    Retaining wall analysis & design (ACI318/TMS/MSJC)

    All of the above calculations have been updated in accordance with TMS 402/602-22.

  • Masonry wall section design (TMS) - new calculation. For further details, click here.
  • Retaining basement wall analysis & design (ACI318) - new calculation. For further details, click here.
  • Batch design - updated to include examples for the new Retaining basement wall analysis & design (ACI318) and Masonry wall section design (TMS) calculations.

Tekla Tedds 2023

Release notes - Tekla Tedds 2023

New and enhanced library calculations (Eurocode Design)

New and enhanced library calculations (American Design)

New and enhanced library calculations (Australian Design)

Tekla Tedds 2022

Release notes - Tekla Tedds 2022

New and enhanced library calculations (Eurocode Design)

The following Eurocode design engineering library calculations were significantly updated for Tedds 2022.

  • RC raft foundation (EN1992)
  • RC pile cap design (EN1992/EN1997)
  • Cross-laminated timber wall panel design (EN1995)
  • Cross-laminated timber floor panel design (EN1995)
  • Cross-laminated timber section design (EN1995)
  • Cross-laminated timber section properties (EN1995)
  • Windpost design (EN1993)
  • Timber member design (EN1995)
  • Component calculations

New and enhanced library calculations (American Design)

The following American design engineering library calculations were significantly updated for Tedds 2022

  • Calculations Updated in accordance with IBC 2021
    • Footing analysis & design (ACI318)
    • Flagpole embedment (IBC)
    • Masonry column design (TMS/MSJC)
    • Masonry wall panel design (TMS/MSJC)
    • Pile analysis (FHWA)
    • RC pile cap design (ACI318)
    • Retaining wall analysis & design (ACI318/TMS/MSJC)
    • Wood ledger design (NDS)
    • Wood shear wall design (NDS)
  • Wood member design (NDS), Wood member analysis & design (NDS), Wood 2D analysis & design (NDS)
  • Footing analysis & design (ACI318)

New and enhanced library calculations (British Design)

The following British design engineering library calculations were significantly updated for Tedds 2022.

  • Hoarding design (BS5975)
  • Concrete specification (BS8500)

New and enhanced library calculations (Australian Design)

The following Australian design engineering library calculations were significantly updated for Tedds 2022.

  • Calculations updated in accordance with (AS/NZS 1170.2:2021)
    • Aerodynamic shape factor (AS1170)
    • Basic wind loading (AS1170)
    • Cold formed local wind purlin design (AS1170)
    • Comprehensive wind loading (AS1170)
    • Wind pressure coefficients (AS1170)
  • Calculations updated in accordance with AS3600-2018 Amendment No. 2.
    • Pad footing analysis & design (AS3600)
    • RC 2D analysis & design (AS3600)
    • RC beam analysis & design (AS3600)
    • RC beam deflection (AS3600)
    • RC beam design (AS3600)
    • RC circular column design (AS3600)
    • RC column design (AS3600)
    • RC corbel design (AS3600)RC slab design (AS3600)
    • RC wall design (AS3600)Retaining wall analysis & design (AS4678/AS3600/AS3700)
    • Strip footing analysis & design (AS3600)
    • Tilt-up wall panel design (AS3600)

New and enhanced library calculations (Canadian Design)

The following Canadian design engineering library calculations were significantly updated for Tedds 2022.

  • Steel section design (CSA-S16)

    Updated in accordance with CSA S16:19 (Dec. 2019).

  • Base plate design (CSA-S16), Steel column design (CSA-S16)

    Updated in accordance with CSA S16:19 (Dec. 2019)

  • 2D analysis

    Updated the load combination generator so that the Canadian option includes all the relevant load combinations applicable to NBC 2015.

  • Snow loading (NBCC)

    Updated in accordance with NBCC 2015.

  • Timber design calculations

    Calculations updated in accordance with CSA-086 19:

    • Flitch beam design (CSA-086)
    • Timber connections (CSA-086)
    • Timber design (CSA-086)

  • Concrete design calculations

    • Anchor bolt design (CSA-A23.3)
    • Footing design (CSA-A23.3)
    • RC beam design (CSA-A23.3)
    • RC column design (CSA-A23.3)
    • RC corbel design (CSA-A23.3)
    • RC one way slab design (CSA-A23.3)
    • RC pile cap design (CSA-A23.3)
    • RC two way slab design (CSA-A23.3)
    • RC wall design (CSA-A23.3)

Tekla Tedds 2021

Release notes - Tekla Tedds 2021

New and enhanced library calculations (All regions)

The following engineering library calculations (applicable to all regions) were significantly updated for Tedds 2021.

  • Bearing pressures for rectangular footings
  • Bolt group analysis
  • Cut and fill
  • Rigid diaphragm force distribution
  • Rolling load analysis
  • Slope stability

Improved usability for all the above listed calculations to incorporate commonly requested features including where applicable:

  • Preview results shown in the user interface and typically now on the first main page.

  • A summary results table can be included in the output documentation and the option is enabled by default.

  • The calculation title can be defined for the output documentation.

  • User defined notes can be included in the output documentation.

New and enhanced library calculations (Eurocode Design)

The following Eurocode design engineering library calculations were significantly updated for Tedds 2021.

  • Steel to concrete simple connection design (EN1993)
  • Steel to simple connection design (EN1993)
  • Steel masonry support (EN1993)
  • Timber frame racking loads (EN1991)
  • Steel beam supporting Hollowcore slab design (EN1993)
  • Foundation analysis & design (EN1992/EN1997)
  • Steel beam torsion design (EN1993)
  • Precast concrete hollowcore slab design (EN1992)
  • Precast concrete grouted sleeve splice design (EN1992)
  • Crane gantry girder design (EN1993)
  • High grade steel strengths up to S700

  • Batch design

    Enhanced to include examples for the following calculations:

    • Steel to concrete simple connection design (EN1993)

    • Steel to simple connection design (EN1993) - Full depth end plate connections

    • Steel masonry support (EN1993)

    • Timber frame racking loads (EN1991)

    • Foundation analysis & design (EN1992/EN1997)

    • Steel beam torsion design (EN1993)

    • Precast concrete hollowcore slab design (EN1992)

    • Precast concrete grouted sleeve splice design (EN1992)

New and enhanced library calculations (American Design)

The following American design engineering library calculations were significantly updated for Tedds 2021.

  • Footing analysis & design (ACI318)
  • Calculations enhanced in accordance with ACI318 2019
  • Anchor bolt design (ACI318), Column base plate design (AISC360)
  • Column base plate design (AISC360)

New and enhanced library calculations (Canadian Design)

The following Canadian design engineering library calculations were significantly updated for Tedds 2021.

  • Anchor bolt design (CSA-A23.3)

New and enhanced library calculations (Australian Design)

The following Australian design engineering library calculations were significantly updated for Tedds 2021.

  • Calculations updated in accordance with AS 3600-2018 and incorporating Amendments No. 1
    • Retaining wall analysis & design (AS4678/AS3600/AS3700)
    • RC beam deflection (AS3600)
    • RC slab design (AS3600)
    • Tilt-up wall panel design (AS3600)
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