Trimjoist Corporation distributes this software free of charge to anyone in the professional building trade. If you feel that you may need assistance specifying and/or using our products or software, please contact our technical staff, toll free at (800) 844-8281 Ext 7120.
By downloading our software, you are confirming that you are a licensed architect, engineer, or other building design professional, and that you are competent in the design, specification, and use of structural materials and products.
Below is a list of different TPDS versions. If you wish to download an older version for a specific purpose, please contact us for this request. Trimjoist Corporation makes periodic changes not only to software, but also to the design and specifications of our products. Therefore, consult with a Trimjoist technical advisor before downloading and using the old versions of TPDS.
