LAKE WAY
Carrying LAKE WAY over NORTH FORK PAYETTE RIVER
DOWNSTREAM OF CASCADE DAM, Valley, Idaho
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
LAKE WAY in Valley, Idaho sits above 3% of rated Idaho bridges on inventory load rating (13 t), while its 1913 build year is earlier than 99% of Valley's recorded-year cohort (149 bridges).
LAKE WAY in Valley, Idaho is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1913, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 5. The lowest applicable rating sets the federal condition category, so this Fair 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 ID:15CAS002
PRE-1950 · STEEL · SINGLE-SPAN · SUB-LED · LOCAL-ADT · LIGHT-LOAD · CAT-FAIR
- PRE-1950 Pre-1950
- STEEL Steel
- SINGLE-SPAN Single span
- SUB-LED Substructure-led
- LOCAL-ADT Local ADT
- LIGHT-LOAD Light load
- CAT-FAIR Fair
Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.
Bridge Snapshot: LAKE WAY
The LAKE WAY bridge in Valley, Idaho carries LAKE WAY over NORTH FORK PAYETTE RIVER. It was built in 1913, making it 113 years old today. The structure is built primarily of steel and spans 1 section, stretching 31.6 meters (104 feet) end to end. Daily traffic averages 100 vehicles, placing it in the lower-traffic tier of Idaho bridges. It is owned and maintained by Bureau of Reclamation.
The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 5/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds.
How LAKE WAY compares
Age against the county: built in 1913, earlier than 148 of Valley's 149 bridges with a recorded construction year (99%), against a county median build year of 1978. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across Idaho bridges with a recorded inventory load rating (4,574 of 4,616 rated).
LAKE WAY vs every rated Idaho bridge
Inventory load rating (metric tons), FHWA NBI, this state
13 Top 97% higher than 3% of 4,574 bridges
rated Idaho 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.
Valley inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 149 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
- 1913
- Material
- Steel
- Number of Spans
- 1
- Structure Length
- 31.6 m (104 ft)
- Deck Width
- 4.3 m (14 ft)
- Owner
- Bureau of Reclamation
- Avg Daily Traffic
- 100 vehicles/day
- Structure Number
- 15CAS002
Condition Analysis
- • The deck (driving surface) rates good at 7/9, with no significant deterioration on file.
- • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
- • The substructure (piers and abutments) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
This page shows what the last federal inspection recorded, not whether LAKE WAY is safe to cross today. Here is how to use it.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Learn how the 0–9 condition scale and Good/Fair/Poor categories are defined. How condition ratings work
- Compare LAKE WAY against other structures in Valley and across Idaho. Idaho 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 LAKE WAY?
LAKE WAY in Valley, Idaho has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.
How often is LAKE WAY inspected?
LAKE WAY'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 100 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. LAKE WAY is currently shown as Fair condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for LAKE WAY?
LAKE WAY has an NBI inventory load rating of 13.3 metric tons.
Who is responsible for maintaining LAKE WAY?
LAKE WAY is owned and maintained by Bureau of Reclamation.
How old is LAKE WAY and does age affect safety?
LAKE WAY was built in 1913, making it 113 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.
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.