Prefabricated bridge and overpass systems for rapid highway construction (1950–2000)

1. Modular steel panel bridges expand civil use

   Jan 1, 1950Labels: Bailey bridge, Modular steel

   • Bailey bridge
   • Bailey Bridges

2. Prestressed concrete girder bridge proves U.S. viability

   Feb 1, 1951Labels: Walnut Lane, Prestressed concrete

   • NCDOT
   • Walnut Lane

3. Interstate program accelerates new overpass building

   Jun 29, 1956Labels: Federal-Aid Highway, Interstate System

   • FHWA

4. Precast prestressed I-beams become standard overpass workhorse

   Jan 1, 1957Labels: Precast I-beams, State highway

   • NCDOT

5. Slipform paving speeds highway approaches to bridges

   Jan 1, 1960Labels: Slipform paving, Paving machine

   • Iowa DOT ERL

6. Full-depth modular precast bridge decks gain traction

   Jan 1, 1967Labels: Modular deck, Precast deck

   • TRID

7. Continuous bridges using precast beams are formalized in practice

   Oct 1, 1974Labels: Continuous bridges, Precast beams

   • ROSA P

8. Precast segmental methods enable longer highway spans

   Jan 1, 1975Labels: Precast segmental, Box girder

   • Sagadahoc

9. Modular steel bridge systems modernize for rapid erection

   Jan 1, 1980Labels: Modular steel, Detour bridges

   • Bailey bridge
   • Mabey news

10. AASHTO adopts LRFD bridge design specifications

    Jan 1, 1994Labels: AASHTO LRFD, Design specifications

    • TRID
    • AASHTO Store

11. FHWA promotes prefabricated bridge elements and systems

    Jan 1, 2000Labels: FHWA, PBES

    • FHWA PBES
    • FHWA If09010

12. Sagadahoc Bridge showcases large precast segmental delivery

    Aug 1, 2000Labels: Sagadahoc Bridge, Precast segmental

    • Sagadahoc