Design Bridges using OpenBridge - Level 1 + LumenRT

Welcome to the introduction to OpenBridge Designer, a powerful, fully integrated application used for bridge modeling, analysis, and design. This lesson gives you an overview of the software’s capabilities and how it supports every stage of a bridge project from initial modeling to final construction documentation.

Throughout this lesson, you'll discover how OpenBridge Designer combines tools from Open Bridge Modeler, LEAP, and RM Bridge into a seamless workflow that enhances efficiency and collaboration. The focus is on creating intelligent 3D physical and analytical models that maintain up-to-date geometry and survey data to ensure accuracy throughout bridge design and construction.

We'll explore how the software helps mitigate risk by identifying conflicts early, speeding up design time, and enabling multiple design alternatives to optimize bridge performance. You'll also learn about the comprehensive deliverables OpenBridge Designer produces, including material quantities, BIM outputs, and construction data.

Key topics covered:

• Overview of OpenBridge Designer and its integrated modeling, analysis, and design environment

• Capabilities for creating physical and analytical bridge models

• Benefits of 3D collaborative design and intelligent data reuse

• Performing conflict analysis to reduce construction errors

• Generating detailed design and construction documentation

• Supporting multiple bridge types and materials

• Using model-centric workflows for managing design changes efficiently

Practical value for bridge design professionals:

• Accelerate bridge project delivery with streamlined workflows

• Improve collaboration across disciplines with shared digital models

• Enhance decision-making through comprehensive analysis and design tools

• Adapt to different bridge types and materials seamlessly

• Ensure accuracy and up-to-date project information throughout the lifecycle

By the end of this lesson, you will understand the fundamental purpose and features of OpenBridge Designer, setting the foundation for effectively using the software in subsequent practical modeling and design tasks in this course.

In this lecture, you will learn how to initiate an Open Bridge Model from within the Open Bridge Designer software. The process starts with creating a new project file, which is essential to organize and manage your bridge design work properly.

We will guide you through setting up your project using the BIM Workflow option and adding a new project with a custom name. Following this, you will open the Open Bridge Modeler, a dedicated environment for designing bridges, where you can customize your workspace settings such as measurement units and working directories.

Once the modeler is opened, you will be introduced to the main interface layout and prepare to start bridge modeling in upcoming sessions. This lecture sets the foundation for efficient project creation and navigation within the software.

Key topics covered:

• Creating and saving a new OpenBridge Designer project file

• Selecting BIM Workflow and adding a new project

• Opening the Open Bridge Modeler Connect Edition

• Setting workspace units and managing work sets

• Creating and naming a new modeler file

• Overview of the Open Bridge Modeler interface

Practical value for bridge design:

• Organize bridge design projects systematically within Open Bridge Designer

• Navigate and customize the Open Bridge Modeler environment efficiently

• Prepare a solid foundation to start precise bridge modeling tasks

• Understand software workflow from project creation to model initiation

After completing this lesson, you will confidently start new bridge design projects in Open Bridge Designer and open the Modeler to begin your detailed modeling work.

This lecture provides a comprehensive overview of the Bentley OpenBridge user interface, essential for navigating and utilizing the software effectively. You will be introduced to the different workspaces such as Open Bridge, Modeler Pro, Concrete, and Geotechnical, helping you understand the purpose of each environment.

The session then explores the main ribbon interface, including key tabs like Home, Civil, Utilities, Reports, Drawings, View, Collaborate, and Help. A special focus is given to the Help search ribbon, which allows quick access to commands and tools by simply typing keywords and following designated paths.

Additional attention is dedicated to user settings, particularly keyboard shortcuts, to enhance your workflow efficiency. You'll learn about shortcut keys for frequently used commands and how to access customizable options, helping you save time and navigate more fluidly throughout your modeling process.

Key topics covered in this lecture:

• Overview of different workspaces in OpenBridge

• Navigation of the ribbon and its main tabs

• Using the Help search ribbon for quick command access

• Managing file options like saving and settings

• User settings and keyboard shortcuts explanation

• Utilizing the quick toolbar for zoom and view controls

• Practical tips for beginners on interface navigation

Practical value for bridge design modeling:

• Familiarize with the OpenBridge interface to speed up project setup

• Use search and help tools to find commands efficiently

• Implement keyboard shortcuts to improve productivity

• Customize workspace settings according to your needs

By the end of this lecture, you will be comfortable navigating the OpenBridge user interface and applying key tools and shortcuts that streamline your bridge modeling workflow. This foundational knowledge sets the stage for more advanced modeling and design tasks in subsequent lessons.

This lecture introduces the essential process of importing a terrain model using a .TIN file in Bentley OpenBridge Designer. You'll begin by accessing the import tools, navigating to the terrain section, and loading a provided supporting file that includes terrain details such as a drain.

Once imported, the lesson guides you through adjusting the terrain model settings, including modifying feature definitions and projections. You will explore practical options for triangulation, projection filters, and other terrain model configurations.

The lecture also covers basic navigation techniques within the terrain model viewport, including zooming, panning, rotating, and selecting elements using mouse controls, essential for efficient working in OpenBridge.

Key topics covered in this lesson:

• Importing a .TIN terrain file

• Setting feature definitions and projections

• Using triangulation and import options

• Navigating the terrain model with zoom, pan, and rotate

• Selecting and deselecting terrain elements

• Adjusting contour and triangle display options

• Saving and closing terrain model setup

Practical value for bridge design projects:

• Efficiently import terrain data necessary for accurate bridge modeling

• Customize terrain features to fit project requirements

• Use intuitive navigation controls to inspect and modify terrain

• Gain foundational skills for advanced terrain manipulation in OpenBridge

By the end of this session, learners will be able to successfully import and configure terrain models using .TIN files, navigate within the terrain environment, and apply settings that prepare the project environment for further bridge design tasks.

This lecture begins with a practical exercise to create a new file in OpenBridge Designer, establishing the foundation for building a precast girder two-span straight bridge model. Learners will set up a new project, name it accordingly, and open the OpenBridge Modeler interface to prepare for modeling.

The course guides users through attaching important reference files such as CAD geometry and terrain models, ensuring the working environment is properly configured to mirror the real site conditions. You'll learn how to manage display views and styles to enhance visualization.

Finally, the session covers adding the actual bridge model, including defining bridge description, selecting the type of bridge, feature definitions, and alignment. This initial setup is crucial to start detailed bridge modeling in future lessons.

Key topics covered in this lecture:

• Creating a new OBDX file and project naming

• Opening and navigating OpenBridge Modeler interface

• Attaching CAD and terrain reference files with correct attachment methods

• Adjusting display styles and views for clarity

• Adding a bridge model including description, type, and feature settings

• Defining bridge alignment accurately using data points

• Verifying model views and saving progress

Practical value for bridge modeling:

• Build a structured workflow for starting bridge projects in OpenBridge Designer

• Ensure accurate referencing of site and design files for realistic model construction

• Create a precise bridge alignment essential for design accuracy

• Develop skills to manage interface views for better inspection and visualization

By the end of this lecture, learners will be able to initiate a new bridge project, attach necessary references, and add the initial bridge model setup with alignment, providing a strong basis for further detailed bridge design steps.

In this lesson, we continue building the precast girder two-span straight bridge model by focusing on adding support lines, a crucial step in defining the structural framework of the bridge. Starting from the previous model state, we use the Support Line Place tool in OpenBridge to create multiple support lines accurately positioned to reflect the bridge's design specifications.

The workflow covers setting key parameters such as the Q angle, span length, start and end stations, and the number of support lines. We also assign meaningful names to each support line to clearly identify their roles within the bridge structure.

After properly placing and naming the support lines, the model is updated to reflect these additions, confirming that the support lines are successfully integrated and ready for the next steps in the bridge modeling process.

Key topics covered:

• Accessing and using the Support Line Place tool

• Setting the Q angle and span lengths for accuracy

• Defining start and end stations for support lines

• Specifying the number and direction mode of support lines

• Assigning custom names to support lines for identification

• Finalizing the support line placement in the bridge model

Practical value in bridge design modeling:

• Learn how to structure and position support elements accurately

• Improve workflow efficiency by understanding tool parameters and input steps

• Gain skills in organizing model components by naming conventions

• Prepare a solid foundation for subsequent modeling of piers, abutments, and decks

By the end of this lecture, you will be able to confidently add and configure support lines within the OpenBridge model, enhancing the structural setup necessary to build detailed and accurate bridge designs.

This lecture continues from the previous session with a focus on creating the bridge deck in Bentley OpenBridge. The session demonstrates the practical workflow of placing a deck using the software's interface and tools.

Starting with selecting the appropriate deck template, you are guided through options like slabs without constraints or with constraints for two and four lanes, choosing the 'slab without constraints' template here. The lecture covers configuring parameters such as starting and ending stations, enabling constraints, and selecting materials from the material library, specifically choosing deck concrete 4.0 for the superstructure.

The process proceeds with defining the build order and feature definitions, followed by selecting the first and second supporting lines (abutments) which were created in the last session. After these steps, the deck is successfully placed, and views in wireframe and isometric provide visual confirmation.

Key topics covered in this lecture:

• Using the place deck tool in OpenBridge

• Selecting and applying deck templates

• Configuring deck parameters and material selection

• Defining supporting lines for deck placement

• Visualizing the deck placement in multiple views

Practical value for bridge modeling:

• Learn to create accurate bridge decks efficiently

• Understand template selection tailored to project needs

• Gain skills in material and build order configuration

• Master placement of deck boundaries using support lines

By the end of this lesson, learners will be able to confidently add and configure bridge decks within the OpenBridge environment, contributing to the complete model development process.

This lecture continues the bridge modeling process started in the previous session, focusing on adding girders to the superstructure. After establishing the deck in earlier lessons, we move into the beam layout setup by selecting the start and end limits corresponding to the support lines, specifically the abutments on either side.

The process involves defining key parameters such as the number of beams, edge distances, and their offsets to ensure an even and accurate girder arrangement. Once these inputs are validated and saved, the girders are placed on the bridge model.

Visualization tools are then used to examine the girder placement from various views, including a detailed isometric view, allowing verification of the five rows of girders. The session concludes by saving the model, preparing it for the next steps.

Key topics covered in this lecture:

• Setting start and end limits for beam layout selection

• Defining the number of girders and edge distance parameters

• Assigning offsets to girders for even spacing

• Selecting beam layout and girder feature definitions

• Using templates and materials for girder properties

• Inputting haunch and camber values

• Visualizing girders in wireframe and isometric views

Practical application in bridge design modeling:

• Create accurate and properly spaced girder layouts on bridge superstructures

• Configure beam properties such as type, material, haunch, and camber

• Use visualization tools to verify girders' placement and alignment

• Save and maintain model progress efficiently for further development

By completing this lesson, learners will be able to confidently add girders to bridge models using OpenBridge, ensuring their designs meet specified structural layout requirements and preparing the model for subsequent component placement.

In this lesson, you will learn how to place and modify piers within the OpenBridge software to support your bridge model. Building on the previous lessons, this session focuses on working with substructure elements, specifically the piers, which are critical for supporting the deck and girders.

The workflow begins with selecting a suitable pier template from the library, choosing parameters such as the number of columns and the cap length. You will then proceed to assign materials for different pier components, like concrete for the columns and steel for piles.

Once the piers are placed along the support lines of the model, you will explore ways to modify their geometry and design. This includes adjusting the shape of columns, the type of footings, pile configurations, and embedded lengths. You will also learn how to use the pattern layout tool to define the arrangement of piles within the pier setup.

Key topics covered in this lesson:

• Placing piers using available substructure templates

• Assigning materials for caps, columns, footings, and piles

• Modifying pier geometry including cap size and column shapes

• Configuring footings and pile types

• Adjusting pile pattern layouts and embedded lengths

• Using isometric views and zoom tools for detailed modeling

• Saving modifications and finalizing pier placement

Practical value in the domain of bridge design modeling:

• Enables accurate support design to ensure structural stability

• Facilitates detailed customization of piers to meet project specifications

• Helps visualize and validate pier configurations for constructability

• Improves efficiency by using templates and pattern layouts

By the end of this lesson, you will be able to confidently place and customize piers in your bridge model, applying appropriate materials and geometric parameters to meet the requirements of a precast girder two-span straight bridge design.

This lecture focuses on the placement of abutments within the substructure of a bridge model using Bentley Open Bridge. Building upon the previous steps where piers were placed, this session guides you through selecting appropriate abutment templates from a vast library and adjusting key parameters.

You will learn how to configure elevation constraints, orientation, and material settings consistent with project requirements. The process includes selecting support lines and modifying substructure templates to customize pile shapes, embedded lengths, rotations, and margin layouts, ensuring that your abutments fit your bridge design precisely.

The lecture also covers a useful tip on saving custom templates for reuse, enhancing efficiency in future bridge modeling tasks. With a step-by-step walkthrough, you will gain confidence in managing abutments in your bridge design projects.

Key topics covered in this lecture:

• Placing abutments using template library selection

• Setting elevation constraints and orientation

• Customizing pile shapes and embedded lengths

• Adjusting layout margins and rotations

• Saving and managing custom substructure templates

• Reviewing and modifying abutment placements in different views

Practical value for bridge modeling:

• Accurately integrate abutments with other substructure components

• Ensure project consistency by customizing template parameters

• Improve workflow efficiency through reusable templates

• Visualize and validate placements with multiple view options

By the end of this lecture, you will be able to place and customize abutments in your bridge model effectively, ensuring they meet specific design requirements and can be easily managed or reused in future projects.

This lesson continues from the previous session by focusing on the placement of bearings and stepped caps in the bridge model using Bentley OpenBridge. The process begins by accessing the home tab under the substructure menu to select the bearings option.

During this tutorial, you will learn to configure bearing properties including the type, dimensions, orientation, and material selections. The stepped cap feature is also introduced, with options for defining thickness and offsets to achieve proper positioning. Once all parameters are set, you will select the appropriate support lines on the bridge model to apply the bearings.

To ensure clarity, different views such as isometric perspective are used to visually verify the placement of bearings and stepped caps within the model. This encourages careful review and confirmation of substructure components in 3D before finalizing.

Key topics covered in this lecture:

• Accessing bearings settings in the substructure menu

• Defining bearing type and dimensions (width, depth, height)

• Selecting orientation between pier or girder

• Enabling and configuring stepped caps, including thickness and offsets

• Choosing appropriate materials for bearings and seats

• Selecting support lines on the bridge model for bearing placement

• Using 3D and isometric views for placement verification

Practical value in bridge modeling and design:

• Accurately positioning bearings essential for bridge structural support

• Applying stepped caps to improve load distribution on piers

• Utilizing visualization techniques to validate component placement

• Learning finer details of substructure component configuration

By the end of this lesson, you will be able to confidently place and adjust bearings and stepped caps on your bridge model using Bentley OpenBridge, ensuring that these critical substructure elements are correctly configured and visually verified in the project environment.

This lesson continues building the Precast Girder 2 Span Straight Bridge Model by focusing on placing barriers, essential safety elements for bridge structures. You will learn how to select and apply barrier templates from the library within the OpenBridge interface to ensure proper positioning and orientation.

The process begins by choosing specific barrier templates for the left and right sides respectively, using a library of predefined options. You will configure material properties, such as selecting deck concrete 4.0 for realistic representation. The lesson guides you in positioning barriers accurately by selecting key points on the bridge deck model and reviewing the placement from multiple views to verify correctness.

By practicing these steps, you will become familiar with the accessory placement workflow in OpenBridge and learn how to customize barrier placement parameters for your design needs.

Key topics covered in this lesson:

• Accessing the barrier template selection library

• Choosing and configuring left and right barrier templates

• Selecting deck materials and feature definitions

• Precisely positioning barriers using guideline points

• Reviewing barriers from different view orientations

• Adjusting views and saving project settings

Practical value for bridge design and modeling:

• Learn to add safety barriers to bridge models accurately

• Understand how to use template libraries for consistent design

• Master the selection of materials and feature attributes for barriers

• Develop skills to verify and adjust accessory placement visually

After this lesson, you will be able to confidently place and customize barriers on your bridge models, enhancing both safety representation and project detail quality.

In this lesson, you will learn an alternative and efficient way to create a bridge model using the OpenBridge Wizard, simplifying the process compared to manual modeling. Starting from creating a new project file, the tutorial guides you through setting up the bridge with the wizard interface step-by-step.

The session covers referencing existing files and aligning your model to a terrain and route geometry. Then, you'll set key bridge parameters such as the name, type, alignment, start station, and deck details efficiently via the wizard dialog.

With the wizard, you can select from a wide variety of bridge deck templates, beam profiles, abutments, and barrier options from comprehensive libraries. The software then automatically generates the full bridge model for you, assembling all components with minimal input.

Key topics covered in this lecture:

• Creating a new bridge model project using the OpenBridge Wizard

• Referencing terrain and route files with correct alignment methods

• Configuring bridge name, type, alignment, and deck templates

• Selecting beam templates and standard library sections

• Choosing abutments, barriers, and other substructure elements

• Automatic model generation and visualization in 3D and wireframe views

• Adjusting display styles and navigating the model interface

Practical value for bridge design modeling:

• Speeding up bridge modeling workflow through automation with the Wizard

• Minimizing manual input and reducing potential for errors

• Accessing extensive template libraries for realistic and standard-compliant components

• Improving model visualization and review with multiple view options

By the end of this lesson, you will be able to quickly create a detailed precast beam bridge model using the OpenBridge Wizard. This approach streamlines your workflow, enabling faster design iteration and easier management of bridge parameters in your projects.

In this lesson, we continue from the previous session by focusing on placing excavation elements within the bridge substructure using OpenBridge. The lecture guides you through setting key parameters such as horizontal offset and vertical shearing, highlighting their effects interactively during the modeling process.

You will also learn how to assign materials for cut sections, specifically selecting neoprene from miscellaneous options. The lesson demonstrates how to accurately position the excavation relative to the terrain model and bridge components in both 3D and 2D views.

This session encourages experimentation with vertical shearing properties, showing the changes in excavation profile when toggled, to deepen your practical understanding.

Key topics covered:

• Configuring horizontal offset for excavation

• Adjusting vertical shearing parameters and their impact

• Assigning cut material properties (neoprene selection)

• Locating and positioning excavation with respect to terrain and piers in 3D and 2D views

• Exploring excavation properties through practical experimentation

Practical value in bridge design modeling:

• Accurate placement of excavation features within bridge substructure

• Improved understanding of excavation influence on structure via parameter manipulation

• Utilization of terrain models for precise excavation alignment

• Hands-on experience with material assignment for cut sections

By the end of this lecture, you will be able to place and customize excavation elements in your bridge model efficiently, helping you build more realistic and detailed structural designs using the OpenBridge Wizard method.

In this lesson, you will continue from the previous session where the excavation was created. The focus here is on adding diaphragms to a bridge model using OpenBridge’s isometric 3D view.

We begin by adjusting the display style to transparent, allowing easy visualization of the diaphragms as they are placed. You will learn how to access the diaphragms through the superstructures tab and select the appropriate beam group for adding these components. Then, you’ll configure key parameters such as thickness, angle, and length with incremental steps to position the diaphragms accurately along the bridge spans.

After setting up the values, you will use copy functionality to apply the same diaphragm settings to different spans between abutments and piers. Finally, the changes are validated, saved, and displayed for review in different visual styles to ensure clear visualization of diaphragms within the model.

Key topics covered:

• Accessing diaphragms in the superstructures tab

• Setting diaphragm thickness, length, and angle

• Using increments to space diaphragms across beam groups

• Copying diaphragm parameters between spans

• Adjusting display styles for visual clarity

• Validating and saving model changes

Practical value in bridge modeling:

• Enhances structural detailing of bridge superstructures

• Improves accuracy and efficiency in diaphragm placement

• Facilitates clear visualization of internal bridge components

• Supports better communication of bridge design elements

By the end of this lecture, you will confidently add and configure diaphragms in a bridge model using OpenBridge, improving the detail and realism of your structural design workflow.

Welcome to this comprehensive introduction to Bentley LumenRT, a powerful real-time visualization software designed to bring your infrastructure designs to life with cinematic quality. This lecture serves as a solid foundation for beginners to explore LumenRT's capabilities, especially in integrating photorealistic visualizations with their projects, including bridges modeled in Bentley OpenBridge.

The session begins by familiarizing learners with the LumenRT interface, accessible from the desktop or start menu. You’ll gain practical knowledge on navigating within the software using mouse controls and keyboard keys such as orbiting views with the Alt key and moving around scenes with arrow keys. The instructor demonstrates how to choose different environmental presets like mountainous, desert, or island terrains to enhance the realism of your visualizations.

Next, the tutorial dives into essential features for customizing your visual context, including light, sun position, atmospheric effects, and weather conditions. You’ll learn to manipulate parameters such as sun pitch, azimuth, date, cloud coverage, wind effects on vegetation, and even bird animations, enabling you to simulate natural environmental conditions that elevate the presentation quality of your models.

The lecture then explores terrain editing tools, covering brushes that raise, dig, or flatten the terrain. These interactive tools allow you to create believable landscapes for your models and accurately place objects, whether 3D buildings, plants, vehicles, or characters. You will see how to use painting brushes with customizable size, flow, and softness to add extensive forests, grass, and other materials for richly detailed scenes.

A valuable part of the lesson showcases adding and manipulating 3D objects, including importing external assets like trees or cars in 3D file formats. Instruction is provided on positioning, scaling, rotating, and applying materials to these objects, ensuring they blend seamlessly into your environment. The ability to paint instances of objects with varied brush settings further supports rapid and detailed scene creation.

The tutorial emphasizes the integration of LumenRT with Bentley and other CAD software such as OpenBridge, OpenRoads, and MicroStation. You’ll observe the process of importing models from these platforms and fine-tuning their placement and layers within LumenRT to produce compelling visual content. Layers management and terrain adjustment techniques are demonstrated to ensure the final output is realistic and accurate.

Finally, the session concludes by introducing the dynamic photo and movie editors, allowing you to create high-quality screenshots and cinematic walkthrough videos. The video capture workflow is outlined step-by-step, including setting camera positions, capturing multiple scenes, and compiling clips smoothly for impactful presentations. The instructor encourages experimentation with these features, reinforcing that mastery comes from practice and iterative refinement.

Key Topics Covered

• Introduction to LumenRT interface and navigation controls

• Environmental presets and atmospheric effects

• Light, sun positioning, and weather customization

• Terrain editing tools: raise, dig, and flatten brushes

• Importing and manipulating 3D objects and materials

• Object painting with brushes for forests and scenes

• Integration with Bentley software: OpenBridge, OpenRoads, MicroStation

• Layer management and terrain alignment

• Creating photos and cinematic videos with the built-in editors

• Workflow tips for realistic real-time visualization

Practical Value for Bridge Design and Visualization

• Create lifelike real-time renderings of infrastructure projects

• Enhance stakeholder presentations with photorealistic visuals and animations

• Simulate natural environments with dynamic weather, light, and vegetation effects

• Efficiently integrate models from design software like OpenBridge

• Manipulate terrain to fit infrastructure models accurately

• Import and customize 3D elements for richer scene detail

• Generate high-quality screenshots and walkthrough videos for communication

Upon completing this lecture, learners will confidently navigate Bentley LumenRT’s core interface and tools. They will understand how to enhance project models with realistic environmental effects, custom terrain, and 3D objects to create impactful visualizations. This knowledge forms a key step towards leveraging LumenRT for professional bridge and infrastructure presentations integrated with Bentley's design ecosystem.