Our preferred software is AASHTO BARS (Bridge Analysis and Rating System), that is currently installed on the ODOT computers. BARS-PC that is PC version of BARS program is available for personal computers. The PC version is available free of cost from ODOT for use on bridges in Ohio. Other engineering programs that can be used for rating, in no specific order, are as follows:
BRASS (http://wydotweb.state.wy.us/Docs/BRASS/BRASS.html)
Merlin-Dash ()
STADD (www.reiusa.com)
GT STRUDL (Finite Element based software) (www.gtstrudl.gatech.edu)
SAP 90 (Finite Element based software) (www.csiberkeley.com)
SAP 2000 (Finite Element based software) (www.csiberkeley.com)
Virtis (http://aashto.bakerprojects.com/virtis/)