FHWA NBI 2024 Inspection record Public-domain dataset

ROUTE 162

Carrying ROUTE 162 over TURTLE CREEK

0.7 MI E OF ROUTE 736, Unknown County, Connecticut

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Poor
97 t Inventory load rating Higher than 95% of rated Connecticut bridges

ROUTE 162 in Unknown County, Connecticut sits above 95% of rated Connecticut bridges on inventory load rating (97 t), while its 1971 build year is earlier than 35% of Unknown County's recorded-year cohort (893 bridges).

ROUTE 162 in Unknown County, Connecticut is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 1971, it carries 1 rated component on the inspecting agency's 0-9 scale, and its weakest reported component scores 3. 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 CT:06755

INTERSTATE-ERA · STEEL · MULTI-SPAN · CULVERT-LED · HEAVY-ADT · HEAVY-LOAD · CAT-POOR

  • INTERSTATE-ERA 1950–1979
  • STEEL Steel
  • MULTI-SPAN 3 spans
  • CULVERT-LED Culvert-led
  • HEAVY-ADT Heavy ADT
  • HEAVY-LOAD Heavy 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: ROUTE 162

The ROUTE 162 bridge in Unknown County, Connecticut carries ROUTE 162 over TURTLE CREEK. It was built in 1971, making it 55 years old today. The structure is built primarily of steel and spans 3 sections, stretching 7.0 meters (23 feet) end to end. Daily traffic averages 17,900 vehicles, placing it in the heavily-trafficked tier of Connecticut bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show culvert at 3/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed.

How ROUTE 162 compares

▲ 53.1
Load rating vs Connecticut average (44.1 t; 4,365 rated)
893
Bridges in Unknown County · 33 in Poor condition

Age against the county: built in 1971, earlier than 317 of Unknown County's 893 bridges with a recorded construction year (35%), against a county median build year of 1965. This is one of the newer structures in its county.

ROUTE 162 97.2 t
Connecticut average (4,365 rated) 44.1 t

Live comparison across Connecticut bridges with a recorded inventory load rating (4,365 rated).

ROUTE 162 vs every rated Connecticut bridge

Inventory load rating (metric tons), FHWA NBI, this state

97 Top 5% higher than 95% of 4,365 bridges

rated Connecticut 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

Culvert
3/9
Poor (1–4)
Inventory Load Rating
97.2 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Unknown County inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 893 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
1971
Material
Steel
Number of Spans
3
Structure Length
7.0 m (23 ft)
Deck Width
16.9 m (55 ft)
Owner
State Highway Agency
Avg Daily Traffic
17,900 vehicles/day
Structure Number
06755

How to read this record

ROUTE 162 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 ROUTE 162 against other structures in Unknown County and across Connecticut. Connecticut 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 ROUTE 162?

ROUTE 162 in Unknown County, Connecticut on the FHWA's 0–9 scale.

How often is ROUTE 162 inspected?

ROUTE 162'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 17,900 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. ROUTE 162 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 ROUTE 162?

ROUTE 162 has an NBI inventory load rating of 97.2 metric tons.

Who is responsible for maintaining ROUTE 162?

ROUTE 162 is owned and maintained by State Highway Agency.

How old is ROUTE 162 and does age affect safety?

ROUTE 162 was built in 1971, making it 55 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

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.

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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.