Swiss Standards (SIA)

SIA Standards

Swiss SIA standards

The following SIA standards are implemented in the programs by Dlubal Software:

  • SIA 260
    (Load cases/ load combinations)
  • SIA 261/1
  • SIA 262
    (Concrete structures)
  • SIA 263
    (Steel structures)
  • SIA 265
    (Timber structures)


Receive regular information about news, useful tips, scheduled events, special offers, and vouchers at least once a month.

RFEM and RSTAB for Structural Analysis & Design According to Swiss Standards

Implemented SIA Standards

  1. Fundamental combination

    Automatic Creation of Combinations in RFEM and RSTAB

    In RFEM and RSTAB, the load and result combinations are automatically created according to the Swiss standards SIA 260 or SIA 260 + SIA 265.

  2. Reinforcement in 3D rendering

    Design of Reinforced Concrete Members and Surfaces According to SIA 262:2013

    SIA 262 for RFEM/RSTAB extends the various concrete modules with the Swiss standard SIA 262:2013.

  3. Design results of RF-/STEEL SIA in 3D rendering

    Steel Design According to SIA 263:2013

    RF-/STEEL SIA performs the ultimate and serviceability limit state designs of members and sets of members according to the Swiss standard SIA 263:2013.

  4. Timber design according to Swiss standard

    Timber Design According to SIA 265:2012 + SIA 265-C1:2012

    RF-/TIMBER Pro performs all typical designs of the ultimate limit state, serviceability limit state, stability analysis, and fire resistance design of timber structures according to the Swiss standard SIA 265:2012 + SIA 265‑C1:2012.

  5. Natural vibrations of housing complex (C)

    Earthquake Resistance Design According to SIA 261/1

    RF-/DYNAM Pro - Natural Vibrations determines natural frequencies and shape modes.

    RF-/DYNAM Pro - Equivalent Loads generates equivalent lateral loads using multimodal response spectrum analysis according to the Swiss standards SIA 261/1:2003 and SIA 261/1:2014.

Contact us

Contact to Dlubal

Do you have any questions about our products? Do you need any information about the standards implemented in Dlubal Software products?
Contact our technical support or find various suggested solutions and useful tips on our FAQ page.

+49 9673 9203 0

Customer Projects

Customer Projects designed by Dlubal Software products

Interesting customer projects designed with the structural analysis programs by Dlubal Software.