This is an accordion element with a series of buttons that open and close related content panels.
Course Outline
This course is offered online:
- Offered over 6 weeks, with pre-recorded content, exercises, and a 1.5 hour Live session each week.
- A recording will be made available of the live session for those who cannot attend.
- Participants should expect to spend 2-4 hours per week on the course.
- This format offers significant flexibility for working professionals and can accommodate a variety of schedules.
Online Course Schedule (Offered over 6 weeks)
- Week 1, Topic 1: River Modeling Basic Concepts and Geometry Data
- Week 2, Topic 2: Flow Data and HEC-RAS Modeling
- Week 3, Topic 3: Bridge Modeling Using HEC-RAS
- Week 4, Topic 4: Culvert Modeling Using HEC-RAS
- Week 5, Topic 5: Introduction to RAS Mapper and 2D Modeling
- Week 6, Topic 6: Output Review and Analysis
Topics covered over the 6 week course:
Calculating Water Surface Profiles
- Concepts of open channel flow and floodplain hydraulics
- Energy principles
- Flow resistance equations
- Momentum concepts
HEC-RAS Modeling - Geometry
- Geometric and flow data
- Program options
- Sources of data
Developing a Geometry Model with HEC-RAS
- Starting HEC-RAS
- Steps in developing a hydraulic model
- Starting a new project
- Entering geometric data
- Entering steady flow data
- Performing the hydraulic computations
- Viewing and printing results
- Getting and using help
HEC-RAS Modeling: Flow Data, Compute Profiles, and View Results
- Define steady-flow data and boundary conditions
- Perform hydraulic computations
- View graphics and tables
Calculation of Water Surface Profiles
- How to enter data into HEC-RAS
- How to perform the hydraulic computations
- Viewing results
Geometry Options
- Multiple plan analysis
- Optional friction loss equations
- Cross-section interpolation
- Mixed flow regime calculations
- Modeling stream junctions
- Flow distribution calculations
Bridge Modeling with HEC-RAS
- Nature of flow through bridges
- Components of bridge losses
- Cross-section locations
- Defining ineffective flow areas
- Contraction and expansion losses
HEC-RAS Bridge Input-Output
- Entering and editing bridge data
- Defining a bridge modeling approach
- Bridge modeling options
- Example bridge application
- Pertinent bridge output
- Entering and editing bridge data
- Performing bridge hydraulic computations
- Reviewing pertinent results
Bridge Workshop
- Overview of Culvert Hydraulics
- Definition of terms
- Input requirements
- Cross-section locations
- Ineffective flow areas
- Expansion and contraction coefficients
- Inlet control
- Outlet control
- Solution logic
Culvert Modeling with HEC-RAS
- Cross-section locations
- Multiple culvert options
- Program output
- Entering and editing culvert data
- Culvert modeling options
- Example culvert applications
RAS Mapper
- RAS Mapper Overview
- Setting the projection file
- Adding a terrain model
- Preprocessing 1D elements
- Viewing results in RAS Mapper
2-D Basics in HEC-RAS
- Principles of quasi-steady flow modeling
- Adding a 2D area
- Manning's "n" values for 2D areas
- Entering flow data for 2D areas
- Running a 2D model and reviewing results
- Set the projection file and create terrain
- Create a 2D area
- Run the 2D model and review results
Output Review and Analysis
- How to interpret HEC-RAS output messages (errors, warnings, and notes)
- Diagnosing common data input mistakes
- Using the HEC-RAS "log file" to understand more about the computations and possible problems
- Analyze HEC-RAS output
- Resolve data model errors