i-25/US 285 Interchange
Project Location: Lamy, NM
Design Completion Date: 10/2000
Two existing prestressed concrete girder bridges with concrete abutments on HP piles and pier caps on columns and spread footings.
replaced bridge deck and barrier railings.
replaced/repaired concrete at abutment diaphragms, pier caps and wingwalls.
constructed new approach slabs.
replaced existing bearings.
reused 24 existing girders and replaced 16 girders due to poor condition.
provided new bridge joint seals at abutments.
installed new deck drains.
Four spans of variable length; 47’-10” to 82’-10” for an overall bridge length of 273’.
Continuous for HS-20 live loading.
Bridge width of 45’ for two lanes of traffic, each bridge.