Search Results

Advanced Search
Select up to three search categories and corresponding keywords using the fields to the right. Refer to the Help section for more detailed instructions.

Search our Collections & Repository

For very narrow results

When looking for a specific result

Best used for discovery & interchangable words

Recommended to be used in conjunction with other fields

Dates

to

Document Data
Library
People
Clear All
Clear All

For additional assistance using the Custom Query please check out our Help Page

Federal Highway Administration Federal Highway Administration

Federal Highway Administration

This collection contains reports and resources from the Federal Highway Administration (FHWA). Bookmark this collection: https://rosap.ntl.bts.gov/collection_fhwa or https://doi.org/10.21949/1530833.

x DTFH6114D00048
  • Precast Concrete Segmental Liners for Large Diameter Road Tunnels Laboratory Testing
    Precast Concrete Segmental Liners for Large Diameter Road Tunnels: Laboratory Testing
    :
    :
  • Fixed Fire Fighting and Emergency Ventilation Systems for Highway Tunnels  Research Report
    Fixed Fire Fighting and Emergency Ventilation Systems for Highway Tunnels – Research Report
    :
    :
  • Fixed Fire Fighting and Emergency Ventilation Systems for Highway Tunnels  Laboratory Testing Report
    Fixed Fire Fighting and Emergency Ventilation Systems for Highway Tunnels – Laboratory Testing Report
    :
    :
  • Precast Concrete Segmental Liners for Large Diameter Road Tunnels  Literature Survey and Synthesis
    Precast Concrete Segmental Liners for Large Diameter Road Tunnels - Literature Survey and Synthesis
    :
    :
  • Precast Concrete Segmental Liners for Large Diameter Highway Tunnels  Workshop Report
    Precast Concrete Segmental Liners for Large Diameter Highway Tunnels - Workshop Report
    :
    :
  • Fixed Fire Fighting and Emergency Ventilation Systems for Highway Tunnels  Workshop Report
    Fixed Fire Fighting and Emergency Ventilation Systems for Highway Tunnels – Workshop Report
    :
    :
  • Fixed Fire Fighting and Emergency Ventilation Systems Literature Survey and Synthesis
    Fixed Fire Fighting and Emergency Ventilation Systems: Literature Survey and Synthesis
    :
    :
  • Tunnel Fire Protection Using Fixed Firefighting Systems Advanced Practices from Australia and New Zealand
    Tunnel Fire Protection Using Fixed Firefighting Systems: Advanced Practices from Australia and New Zealand
    :
    :