• Construction Noise
• Measurement
• Noise Barriers
• Noise Compatible Planning
• Regulation and Guidance
• Resources
• Tire Pavement Noise
• Traffic Noise Model
  • TNM 25th Anniversary
  • Consistency Test Suite
  • Old Versions
    • TNM Version 3.1
    • TNM Version 3.0
    • TNM 2.1
    • TNM 2.0
    • TNM 1.1
    • TNM 1.0b
    • TNM 1.0a
    • TNM 1.0
  • TNM 2.5
  • TNM Version 3.2
• Training

Federal Highway Administration's Traffic Noise Model (FHWA TNM®), User's Guide (Version 2.0 Addendum)

Table of Contents

• 1. Getting Started
  • 1.1 How to Use This User's Guide Addendum
  • 1.2 Contents of the TNM Version 2.5 CD-ROM
  • 1.3 System Requirements
  • 1.4 Installation
  • 1.5 Source Code Licensing Agreement
  • 1.6 Technical Support
• 2. What's New
  • 2.1 File Menu
    • 2.1.1 New
    • 2.1.2 Open
    • 2.1.3 Import a STAMINA 2.0/OPTIMA File
    • 2.1.4 Import a DXF File
    • 2.1.5 Cleanup Run
  • 2.2 Edit Menu
    • 2.2.1 Move
  • 2.3 View Menu
    • 2.3.1 Show/Hide
  • 2.4 Setup Menu
    • 2.4.1 General
  • 2.5 Input Menu
    • 2.5.1 Roadway Input
    • 2.5.2 Receiver Input
    • 2.5.3 Contour Zones
    • 2.5.4 Adjustment Factors
    • 2.5.5 Input Check
    • 2.5.6 User-Defined Vehicles
  • 2.6 Calculate Menu
    • 2.6.1 Error-Catching Mechanism
    • 2.6.2 Multiple Runs
  • 2.7 Contours Menu
    • 2.7.1 Calculating Contours
  • 2.8 Tables Menu
    • 2.8.1 All Results Tables
    • 2.8.2 Print Tables
    • 2.8.3 Barrier Design Table
• 3. Certified Output For The Official TNM Test Case
• 4. References

List of Figures

• Figure 1. TNM run-time comparison.
• Figure 2. Convert Run dialog.
• Figure 3. Cleanup Run menu item.
• Figure 4. Cleanup Run dialog.
• Figure 5. Cleanup Run "select run" dialog.
• Figure 6. Changes to Receiver Input dialog: General tab.
• Figure 7. Changes to Receiver Input dialog: Levels/Criteria tab.
• Figure 8. Changes to Receiver Input dialog: Adjustment Factors tab.
• Figure 9. Changes to Receiver Input dialog: Notes tab.
• Figure 10. Changes to receiver input table.
• Figure 11. Changes to sound level results table.
• Figure 12. Invalidated receivers due to floating point errors.
• Figure 13. Calculate menu.
• Figure 14. Calculation Manager dialog.
• Figure 15. Browse for Folder dialog.
• Figure 16. Continuing calculations after cancelling.
• Figure 17. Multiple run (batch-mode) capability: output report.
• Figure 18. Version identification in all results tables.
• Figure 19. Print Tables menu item.
• Figure 20. Print Tables dialog.
• Figure 21. Barrier Design Table menu item.
• Figure 22. Barrier design table: expanded display.
• Figure 23. Barrier design table: condensed display.
• Figure 24. Updated sound level results table for the official TNM test case.

List of Tables

• Table 1. TNM updates and improvements.
• Table 2. DXF Import Items.