Fdr 474 over Rio Chama

Fair Condition37 years old99 vehicles/day

Location

StateNew Mexico
CountyRio Arriba
Location2.7 Mi Nw/o Big Eddy Boat
CarriesFdr 474
CrossesRio Chama
Coordinates36.32989, -106.62523

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length70.9 ft (21.6 m)
Max Span69.9 ft (21.3 m)
Deck Width12.1 ft (3.7 m)
Deck Area79.9 sq m
Main Spans1
Year Built1989

Traffic

Avg Daily Traffic99 (2022)
Lanes On Bridge1

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerU.S. Forest Service
Historical SignificanceHistorical significance is not determined
Structure Number031001000001001