PGSuper 2.9.0.9 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The software lies within Photo & Graphics Tools, more precisely 3D Design.
PGSuper.exe is the most common filename for this program's installer. The following versions: 2.9, 2.8 and 2.7 are the most frequently downloaded ones by the program users. You can launch PGSuper on Windows XP/7/8/10/11 32-bit. This free program is a product of WSDOT. We recommend checking the downloaded files with any free antivirus.
From the developer:
PGSuper is a precast-prestressed girder design and analysis program. It helps you design, check, and load rate precast-prestressed girder bridges in accordance with the AASHTO LRFD Bridge Design Specification, WSDOT criteria, or TxDOT criteria. The flexural design feature computes the number and configuration of prestressing strands and the minimum required concrete release strength.
You may want to check out more software, such as PGSplice, which might be similar to PGSuper.