US 285 and us 62/180 over hackberry draw and plaza street

Client: NMDOT

Owner: NMDOT

Project Location: Carlsbad, NM

Design Completion Date: 08/2001



Project Details:

  • Existing concrete slab bridge with concrete pier caps and abutment seats bearing on pipe piles.

  • Bridge over river and roadway.

  • Channel width decreased enabling bridge length to be reduced from ten spans to five.

  • Rehabilitation design:

    • replaced bridge deck and barrier railings,

    • removed unnecessary pier caps and abutment seats,

    • converted outer pier caps to abutment seats,

    • repaired concrete at pier caps and wingwalls,

    • constructed new approach slabs.

  • Five 33’-4” long spans for an overall bridge length of 169’-6”.

  • Continuous for HS-20 live loading.

  • Bridge width of 82’ for four lanes of traffic, inside and outside shoulders, and sidewalks.

  • Excellence in Engineering Design, Honorable Mention Award, Given by the NMSH&TD in 2003.