US Bridges

Minor P-28.5 over Trib. to East Marsh Ck.

FairPosted for load

Jewell County, Kansas · 0.5E of Formoso · Structure no. 000450751503300

Built
1929
96 years old
Condition
Fair
inspected March 2024
Type
Slab
Concrete
Length
65 ft
3 main spans
Daily traffic
100
2018 count
Owner
County
County Highway Agency

About this bridge

Minor P-28.5 over Trib. to East Marsh Ck. is a concrete slab carrying Minor P-28.5 over Trib. to East Marsh Ck. in Jewell County, Kansas. It was built in 1929, so it is 96 years old, older than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, projected to reach 100 by 2044. The structure is 65 ft (19.8 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesMinor P-28.5
CrossesTrib. to East Marsh Ck.
Location0.5E of Formoso
RouteCounty Highway 4508
CountyJewell County
StateKansas
Coordinates39.78396, -97.97792
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating9 US tons
Inventory rating9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length65 ft (19.8 m)
Longest span20 ft (6 m)
Deck width26 ft (7.8 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic100 (2018)
Projected traffic100 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$510,000 (2018 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Minor P-28.5 over Trib. to East Marsh Ck. built?

It was built in 1929, making it 96 years old in 2025.

What condition is Minor P-28.5 over Trib. to East Marsh Ck. in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2024.

How much traffic does Minor P-28.5 over Trib. to East Marsh Ck. carry?

About 100 vehicles per day (2018 count).

How long is Minor P-28.5 over Trib. to East Marsh Ck.?

The structure is 65 ft (19.8 m) long with a longest span of 20 ft (6 m) and a deck 26 ft wide.

Who owns Minor P-28.5 over Trib. to East Marsh Ck.?

It is owned by the County Highway Agency.