TEDDS includes a comprehensive and ever-expanding library of civil and structural engineering calculations for a variety of materials and structural forms. As new and enhanced calculations are developed by CSC they are immediately made available for download here. Calculations released via the TEDDS Update Service will also be included in the next release of TEDDS (version 12.0) to all supported users.

Use the links below to download calculations suitable for your region:

• Asia
• Australia
• USA & Canada
• Great Britain

PLEASE NOTE: You must own a fully licensed version of TEDDS version 11.0 to use the Update Service. Calculations are only compatible with the specified region and will not work with previous versions of TEDDS or TEDDS^Lite.