Kempshall Mountain
Carrying Kempshall Mountain over Fishing Brook
8 miles East of Long Lake, Hamilton, New York
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
Kempshall Mountain in Hamilton, New York is rated Poor in the FHWA's 2024 National Bridge Inventory.
Built in 2016, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 2. 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 NY:000000001079950
POST-2000 · STEEL · SINGLE-SPAN · SUB-LED · TRACE-ADT · TRACE-LOAD · CAT-POOR
- POST-2000 2000+
- STEEL Steel
- SINGLE-SPAN Single span
- SUB-LED Substructure-led
- TRACE-ADT Trace ADT
- TRACE-LOAD Trace 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.
Bridge Snapshot: Kempshall Mountain
The Kempshall Mountain bridge in Hamilton, New York carries Kempshall Mountain over Fishing Brook. It was built in 2016, making it 10 years old today. The structure is built primarily of steel and spans 1 section, stretching 15.2 meters (50 feet) end to end. Daily traffic averages 10 vehicles, placing it in the lower-traffic tier of New York bridges. It is owned and maintained by Other State Agencies.
The latest FHWA inspection records show a deck rating of 8/9, superstructure at 7/9, substructure at 2/9. The weakest component sits in critical condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules.
How Kempshall Mountain compares
Age against the county: built in 2016, earlier than 5 of Hamilton's 88 bridges with a recorded construction year (6%), against a county median build year of 1968. This is one of the newer structures in its county.
Live comparison across New York bridges with a recorded inventory load rating (17,641 of 17,642 rated).
Kempshall Mountain vs every rated New York bridge
Inventory load rating (metric tons), FHWA NBI, this state
0 Top 99% higher than 1% of 17,641 bridges
rated New York 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.
Hamilton inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 88 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
- 2016
- Material
- Steel
- Number of Spans
- 1
- Structure Length
- 15.2 m (50 ft)
- Deck Width
- 4.3 m (14 ft)
- Owner
- Other State Agencies
- Avg Daily Traffic
- 10 vehicles/day
- Structure Number
- 000000001079950
Condition Analysis
- • The deck (driving surface) rates good at 8/9, with no significant deterioration on file.
- • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
- • The substructure (piers and abutments) is in critical condition (2/9), with severe deterioration recorded on the inspecting agency's 0-9 scale.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
Kempshall Mountain 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 Kempshall Mountain against other structures in Hamilton and across New York. New York 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 Kempshall Mountain?
Kempshall Mountain in Hamilton, New York has a deck rating of 8/9, superstructure rating of 7/9, and substructure rating of 2/9 on the FHWA's 0–9 scale.
How often is Kempshall Mountain inspected?
Kempshall Mountain'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 10 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. Kempshall Mountain 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 Kempshall Mountain?
Kempshall Mountain has an NBI inventory load rating of 0.0 metric tons.
Who is responsible for maintaining Kempshall Mountain?
Kempshall Mountain is owned and maintained by Other State Agencies.
How old is Kempshall Mountain and does age affect safety?
Kempshall Mountain was built in 2016, making it 10 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.