Downloading QConBridge 1.3 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available. The actual developer of the free software is WSDOT.
We cannot guarantee that the program is safe to download as it will be downloaded from the developer's website. Before launching the program, check it with any free antivirus software. Qconbrdg.exe is the common file name to indicate this program's installer. This PC program can be installed on 32-bit versions of Windows XP/7/8/10/11. The software relates to Photo & Graphics Tools. The most popular versions among QConBridge users are 1.3 and 1.2.
From the developer:
QConBridge™ is a live load analysis program for continuous bridge frames. This software has been developed for the Alternate Route Project. QConBridge™ performs live load analysis for the AASHTO LRFD Bridge Design Specification HL93 live load model. The software accommodates standard and user defined DC and DW dead loads, and performs Strength I, Service I, Service II, Service III, and Fatigue Limit State combinations.
You may want to check out more software, such as EasyPlan, Vue Infinite or DesignCAD Express, which might be similar to QConBridge.