3477080

Information

• Patent Grant
• 3477080

• References
• Source

• Patent Number

  3,477,080

• Date Filed

  Not available

• Date Issued

  Tuesday, November 11, 1969
  55 years ago

• CPC

  • E01D21/105 - Balanced cantilevered erection
  • E01D1/00 - Bridges in general
  • E01D19/06 - Arrangement, construction or bridging of expansion joints
  • E01D21/00 - Methods or apparatus specially adapted for erecting or assembling bridges
  • E01D2101/28 - prestressed

• US Classifications

  • 014 - Bridges
  • 052 - Static structures
  • 404 - Road structure, process, or apparatus