The following enhancements and additions have been added to AASHTOWare Bridge® Design and Rating in Version 6.8.0:

• LRFD design review and LFR and LRFR analyses of steel diaphragms and lateral bracing
• Distribution Factor-Line Girder analysis of floor system superstructures
• User Group enhancements
  • LFR analysis of reinforced concrete multi-cell box beams
  • LFR analysis of post-tensioned multi-cell box beams
• Ability to perform Line Girder analysis for dead load and/or live load only
• Ability to perform Line Girder and 3D analyses for specification checking only
• Strain compatibility modification for prestressed concrete beam capacity
• AASHTO LRFD Specification updates (7th Edition with 2016 Interim)
• AASHTO Manual for Bridge Evaluation Specification updates (2nd Edition with 2016 Interim)
• Reinforced concrete box culvert enhancements
  • Culvert Wizard for creating culverts, culvert structure alternatives and assign culvert definitions to alternatives
  • Ability to specify LRFD 6th Edition 2013 Interim for LRFD design review and LRFR analysis
  • Ability to specify limit states for LRFD design review
  • Ability to process only applicable limit states based on vehicle categories
  • Ability to specify whether to consider haunch stiffness in the culvert FE model
• Ability to specify design vehicles in the Shear Stud Design Tool and Shear Stirrup Design Tool
• Ability to compute live load distribution factors based on the Guide Specifications for Distribution of Loads for Highway Bridges 1994
• Ability to specify whether to consider substructure skew in the section properties of substructure finite elements for integral with substructure concrete multi-cell box and reinforced concrete slab system superstructure definitions
• Ability to enforce unique name for the Bridge Workspace items in a folder
• Remove Uniform Load Contraflexure Points dead load case from the Analysis Results window
• Application Program Interface documentation updates