Computers & Engineering  Software & Consulting
productssupportdownloadsclient projectscompany Information


The Bridge Design Module adds capability to easily model complicated bridge geometry using Bridge Designer’s terminology.
Click on the images to enlarge.

Please fill out the Information Request Form for more information.


  • Parametric Bridge Model Templates
  • Model Auto-updates with Parameter Changes
  • Parametric Cross Section Variations
  • Parametric Bridge Layout Lines
  • Super-elevations, Curves and Skews
  • Lane Definitions Independent of Structure
  • Abutments, Bents and Hinges

Bridge Design Options

  • Moving Loads with 3D Influence Surface
  • Moving Loads with Multi-Step Analysis
  • Various Standard & User Defined Vehicles
  • P/T Concrete Box Girder Design
  • Composite Steel Deck Bridge Design
  • Straight & Curved Girder Design
  • AASHTO, LFD & LRFD Codes
  • Dynamic Effects of Moving Loads

Advanced Analysis Options

  • Analytical Power of SAP2000 ADVANCED
  • Segmental Construction Analysis
  • Time Dependent Creep & Shrinkage Analysis
  • Pushover Analysis using Fiber Models
  • Bridge Base Isolation & Gaps
  • Nonlinear Large Deformation Cable Analysis
  • High Freq. Blast Dynamics using Wilson FNA
  • Nonlinear Dynamics & Buckling Analysis
  • Multi-Support Seismic Excitation
  • Animated Views of Moving Load Analysis

Bridge Object Definition

  • Quick definition of bridge geometry
  • Spans with section variations along length
  • Abutments with linear/nonlinear support conditions
  • Bents with single or multiple columns
  • Hinges with linear/nonlinear behavior
  • Abutments, bents, hinges can be skewed
  • Post-tensioning definitions
  • Auto generation of bridge structural model
  • Structural model remains linked to bridge objects for quick editing

3-D Influence Surfaces

  • Influence surfaces can be plotted for all displacements, reactions, forces, and stresses
  • Multiple Display options are available
  • Tabular data can be exported
  • Influence surfaces are used for moving-load envelope calculation

Bridge Post-Tensioning

  • Quick post-tensioning layout
  • Tendons in frame, shell, solid elements
  • Creep, shrinkage, relaxation, anchorage slip, elastic shortening and friction losses
  • Prestress tendons can be represented as loads or elements for analysis
  • Explicitly model time-dependent effects using tendons represented as elements

Bridge Layout Definition

  • Quick Definition of Highway Layout
  • Layout line definition for bridge components and lanes using bearings and stations
  • Layout line has horizontal and vertical curves and transitions
  • Super-elevation definitions

Bridge Model Generation Wizard

  • Guided step-by-step creation of complete bridge model
  • Detailed instructions for every step
  • Finished model is ready to run

Parametric Bridge Cross Sections

  • Quick definition of variety of bridge cross sections
  • Concrete box girder sections
  • Concrete tee beam sections
  • tSeel composite bridge sections
  • Section parameters can vary along length of bridge
  • Automatic generation of frame (spine), shell or solid model from parametric section
  • Model automatically updates with change in parameters
  • Easily switch between different types of models

Bridge Lane Definition

  • Quick definition using bridge layout line or existing frames
  • Lane width effects
  • Auto application of lane loads to bridge structure
  • Lane influence lines and surfaces

Staged Construction Analysis

  • Add and remove objects, supports, and loads in arbitrary sequence
  • Behavior may be linear or nonlinear
  • Consideration of time-dependent effects: aging, creep, and shrinkage
  • Multiple staged-construction scenarios are possible

Bridge Results & Design

  • AASHTO LFD and LRFD design checks
  • Influence lines and surfaces display
  • Forces and stresses along and across bridge
  • Displacement plots
  • Animated stress plots
  • Graphical and tabulated outputs


Advanced Analysis Options

  • Pushover analysis using fiber models
  • Isolators, dampers, plasticity, contact-friction
  • Pounding effects at skewed abutments
  • Buckling analysis
  • P-delta and large deflections
  • Nonlinear cables
  • Nonlinear dynamics by modal, implicit, or explicit methods
  • Frequency-domain analysis
  • All analyses use the same model!

Animated Demos

Bridge Models

Animated Stress Plots

Copyright ©2003, Computers & Engineering    | Company Info | Contact Us | Site Map