The Road Authority (TRA) is an Internet-based information resource that provides a mechanism for infrastructure owners, consultants, contractors and product suppliers to collaborate and share information. TRA provides users with information on products, services and technical solutions available for use in the public works sector.

• See also:
• Masterformat 2004
• 27 10 00 - STRUCTURED CABLING
• 27 51 16 - Public Address and Mass Notification Systems
• 34 40 00 - TRANSPORTATION SIGNALING AND CONTROL EQUIPMENT
• Masterformat 1995
• 13550 - Transportation Control Instrumentation
• 16810 - Sound and Video Circuits
• 16820 - Sound Reinforcement