RS 309 Greenwich
Carrying RS 309 Greenwich over WHITEWATER CREEK
4.0E 0.5N OF KECHI, Sedgwick, Kansas
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
RS 309 Greenwich in Sedgwick, Kansas sits above 28% of rated Kansas bridges on inventory load rating (20 t), while its 1975 build year is earlier than 65% of Sedgwick's recorded-year cohort (1,333 bridges).
RS 309 Greenwich in Sedgwick, Kansas is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 1975, it carries 1 rated component 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 KS:000000000870560
INTERSTATE-ERA · CONCRETE · LONG-SPAN-RUN · CULVERT-LED · ARTERIAL-ADT · LIGHT-LOAD · CAT-POOR
- INTERSTATE-ERA 1950–1979
- CONCRETE Concrete
- LONG-SPAN-RUN 4 spans
- CULVERT-LED Culvert-led
- ARTERIAL-ADT Arterial 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.
Bridge Snapshot: RS 309 Greenwich
The RS 309 Greenwich bridge in Sedgwick, Kansas carries RS 309 Greenwich over WHITEWATER CREEK. It was built in 1975, making it 51 years old today. The structure is built primarily of concrete and spans 4 sections, stretching 13.1 meters (43 feet) end to end. Daily traffic averages 1,547 vehicles, placing it in the moderately-trafficked tier of Kansas bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection records show culvert at 4/9. 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.
How RS 309 Greenwich compares
Age against the county: built in 1975, earlier than 873 of Sedgwick's 1,333 bridges with a recorded construction year (65%), against a county median build year of 1987. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across Kansas bridges with a recorded inventory load rating (24,893 of 24,894 rated).
RS 309 Greenwich vs every rated Kansas bridge
Inventory load rating (metric tons), FHWA NBI, this state
20 Top 72% higher than 28% of 24,893 bridges
rated Kansas 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.
Sedgwick inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 1,333 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
- 1975
- Material
- Concrete
- Number of Spans
- 4
- Structure Length
- 13.1 m (43 ft)
- Deck Width
- 12.8 m (42 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 1,547 vehicles/day
- Structure Number
- 000000000870560
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
RS 309 Greenwich 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 RS 309 Greenwich against other structures in Sedgwick and across Kansas. Kansas 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 RS 309 Greenwich?
RS 309 Greenwich in Sedgwick, Kansas on the FHWA's 0–9 scale.
How often is RS 309 Greenwich inspected?
RS 309 Greenwich'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 1,547 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. RS 309 Greenwich 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 RS 309 Greenwich?
RS 309 Greenwich has an NBI inventory load rating of 19.7 metric tons.
Who is responsible for maintaining RS 309 Greenwich?
RS 309 Greenwich is owned and maintained by County Highway Agency.
How old is RS 309 Greenwich and does age affect safety?
RS 309 Greenwich was built in 1975, making it 51 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.