La Cnty Rd 120-1
Carrying La Cnty Rd 120-1 over Crow Creek
2 Mi West Of Cheyenne, Laramie, Wyoming
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
La Cnty Rd 120-1 in Laramie, Wyoming sits above 2% of rated Wyoming bridges on inventory load rating (12 t), while its 1955 build year is earlier than 91% of Laramie's recorded-year cohort (254 bridges).
La Cnty Rd 120-1 in Laramie, Wyoming is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 1955, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 4. The lowest applicable rating sets the federal condition category, so this Poor result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.
NBI record plate
Structure WY:DPO
INTERSTATE-ERA · TIMBER · LONG-SPAN-RUN · SUB-LED · LOCAL-ADT · LIGHT-LOAD · CAT-POOR
- INTERSTATE-ERA 1950–1979
- TIMBER Wood or timber
- LONG-SPAN-RUN 4 spans
- SUB-LED Substructure-led
- LOCAL-ADT Local ADT
- LIGHT-LOAD Light load
- CAT-POOR Poor
Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.
Structural health score
A composite of the deck, superstructure, and substructure NBI condition ratings plus the inventory load rating, benchmarked against the full national bridge corpus, distinct from the Good/Fair/Poor category above.
Bridge Snapshot: La Cnty Rd 120-1
The La Cnty Rd 120-1 bridge in Laramie, Wyoming carries La Cnty Rd 120-1 over Crow Creek. It was built in 1955, making it 71 years old today. The structure is built primarily of wood or timber and spans 4 sections, stretching 33.5 meters (110 feet) end to end. Daily traffic averages 381 vehicles, placing it in the lower-traffic tier of Wyoming bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection places the weakest component in poor condition (see the full component ratings below). At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules.
How La Cnty Rd 120-1 compares
Age against the county: built in 1955, earlier than 230 of Laramie's 254 bridges with a recorded construction year (91%), against a county median build year of 1968. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across Wyoming bridges with a recorded inventory load rating (3,118 of 3,136 rated).
La Cnty Rd 120-1 vs every rated Wyoming bridge
Inventory load rating (metric tons), FHWA NBI, this state
12 Top 98% higher than 2% of 3,118 bridges
rated Wyoming bridges, bucketed by value
Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source FHWA National Bridge Inventory · August 2026
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.
Laramie inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 254 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.
Structural Details
- Year Built
- 1955
- Material
- Wood or Timber
- Number of Spans
- 4
- Structure Length
- 33.5 m (110 ft)
- Deck Width
- 9.4 m (31 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 381 vehicles/day
- Structure Number
- DPO
Condition Analysis
- • The deck (driving surface) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
- • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
- • The substructure (piers and abutments) rates poor at 4/9, with advanced deterioration recorded on the latest inspection.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
La Cnty Rd 120-1 is in the federal Poor condition category. That is a component-based result, not a closure order.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
- Compare La Cnty Rd 120-1 against other structures in Laramie and across Wyoming. Wyoming bridges
- Noticed visible damage or a safety concern? Report it to the agency that owns the bridge, or call 911 in an emergency. How to report a bridge
Condition codes come straight from the FHWA National Bridge Inventory and are not a real-time safety judgment. Only the owning agency, a state DOT, county, or other owner, can post, restrict, or close a bridge.
Frequently Asked Questions
What do the condition ratings mean for La Cnty Rd 120-1?
La Cnty Rd 120-1 in Laramie, Wyoming has a deck rating of 6/9, superstructure rating of 7/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.
How often is La Cnty Rd 120-1 inspected?
La Cnty Rd 120-1's responsible agency sets its routine interval under FHWA's risk-based inspection rules; this page does not expose the scheduled interval. It carries about 381 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. La Cnty Rd 120-1 is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for La Cnty Rd 120-1?
La Cnty Rd 120-1 has an NBI inventory load rating of 12.4 metric tons.
Who is responsible for maintaining La Cnty Rd 120-1?
La Cnty Rd 120-1 is owned and maintained by County Highway Agency.
How old is La Cnty Rd 120-1 and does age affect safety?
La Cnty Rd 120-1 was built in 1955, making it 71 years old.
Share this inspection record
Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.
Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.