Structure 5707 · Guadalupe County, NM

Nm-91 over Pecos River

Carries Nm-91 over Pecos River, 10.26 Mi SE Of Loop-35.

Overall conditionFair

Set by its lowest-rated component: Deck and Superstructure and Substructure at 6 of 9.

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructuresets the rating6/9 · Satisfactory
Substructuresets the rating6/9 · Satisfactory
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT712 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 6/9

712 ft end to end, longest span 52 ft: about 2.0 football fields. Lengths and the semi-truck on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a multi-beam bridge.

Built195769 years old
Length711.9 ft217 m
Daily traffic777counted 2023
Last inspectedFebruary 2025every 24 months

Location

StateNew Mexico
CountyGuadalupe
Location10.26 Mi SE Of Loop-35
CarriesNm-91
CrossesPecos River
Coordinates34.82671, -104.62571

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length711.9 ft (217 m)
Max Span52.2 ft (15.9 m)
Deck Width24.3 ft (7.4 m)
Deck Area1605.8 sq m
Main Spans15
Year Built1957

Traffic

Avg Daily Traffic777 (2023)
Truck Traffic11%
Lanes On Bridge2

Inspection & Ownership

Last InspectionFebruary 2025
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour Critical5 — Stable for scour
Structure Number000000000005707

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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