Nm-456 over Cimarron River

Fair Condition64 years old73 vehicles/day

Location

StateNew Mexico
CountyUnion
Location22.9 M NE Jct Us-64/87
CarriesNm-456
CrossesCimarron River
Coordinates36.91243, -103.74991

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure5 (Fair)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialWood or Timber
DesignStringer/Multi-beam
Total Length90.9 ft (27.7 m)
Max Span29.9 ft (9.1 m)
Deck Width33.1 ft (10.1 m)
Deck Area279.8 sq m
Main Spans3
Year Built1962

Traffic

Avg Daily Traffic73 (2023)
Truck Traffic10%
Lanes On Bridge2

Inspection & Ownership

Last Inspection424
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Structure Number000000000001095

Nearby Bridges