FHWA NBI 2024 Inspection record Public-domain dataset

BLM Road 4116

Carrying BLM Road 4116 over Big Sandy River

35 Miles Se Of Boulder, Sublette, Wyoming

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
5 t Inventory load rating

Bridge Snapshot: BLM Road 4116

The BLM Road 4116 bridge in Sublette, Wyoming carries BLM Road 4116 over Big Sandy River. It was built in 1982, making it 44 years old today. The structure is built primarily of steel and spans 1 section, stretching 20.1 meters (66 feet) end to end. Daily traffic averages 49 vehicles, placing it in the lower-traffic tier of Wyoming bridges. It is owned and maintained by Other State Agencies.

The latest FHWA inspection records show a deck rating of 3/9, superstructure at 3/9, substructure at 5/9. The weakest component sits in poor condition. Because at least one major component scores 4 or lower, this bridge falls in FHWA's Poor condition category. That category is not a closure order. Its NBI inventory load rating is 5.4 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How BLM Road 4116 compares

▼ 28.1
Load rating vs Wyoming average (33.5 t)
Bottom 1%
Lower load rating than 99% of Wyoming bridges
109
Bridges in Sublette · 10 in Poor condition
BLM Road 4116 5.4 t
Wyoming average 33.5 t

Live comparison across Wyoming.

Historical Sufficiency Rating

PlainBridge-computed
17.0 / 100 - historical under-20 band
Structural adequacy /55
0.0
Serviceability /30
2.0
Essentiality /15
15.0
Special reductions
0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Deck
3/9
Poor (1–4)
Superstructure
3/9
Poor (1–4)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
5.4 t
NBI inventory level (metric tons)
Overall Condition
Poor

Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.

Structural Details

Year Built
1982
Material
Steel
Number of Spans
1
Structure Length
20.1 m (66 ft)
Deck Width
4.9 m (16 ft)
Owner
Other State Agencies
Avg Daily Traffic
49 vehicles/day
Structure Number
MXB

Condition Analysis

  • At 3/9, the deck (driving surface) is in poor shape, with advanced wear flagged for priority repair.
  • The superstructure (beams and supports above the deck) rates poor at 3/9, advanced deterioration that should be prioritized for repair.
  • The substructure (piers and abutments) is in fair condition (5/9), with minor deterioration that may require routine maintenance.

How to read this record

BLM Road 4116 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 BLM Road 4116 against other structures in Sublette 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 BLM Road 4116?

BLM Road 4116 in Sublette, Wyoming has a deck rating of 3/9, superstructure rating of 3/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is BLM Road 4116 inspected?

BLM Road 4116'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 49 vehicles per day.

What does “structurally deficient” mean in older bridge reports?

FHWA retired that reported status beginning with the 2018 archive. BLM Road 4116 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 BLM Road 4116?

BLM Road 4116 has an NBI inventory load rating of 5.4 metric tons.

Who is responsible for maintaining BLM Road 4116?

BLM Road 4116 is owned and maintained by Other State Agencies.

How old is BLM Road 4116 and does age affect safety?

BLM Road 4116 was built in 1982, making it 44 years old.

Disclaimer: Bridge condition data is from the FHWA NBI and reflects the last reported inspection. A Poor condition rating is not a live declaration that a bridge is closed or unsafe for travel. For current closure, posting, or safety information, contact the responsible transportation agency.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.