US Bridges

Minor P-29.4 over Trib. to East Marsh Ck.

GoodPosted for load

Jewell County, Kansas · 1.5E of Formoso · Structure no. 000450753403300

Built
1929
96 years old
Condition
Good
inspected March 2024
Type
Tee Beam
Concrete
Length
83 ft
3 main spans
Daily traffic
100
2018 count
Owner
County
County Highway Agency

About this bridge

Minor P-29.4 over Trib. to East Marsh Ck. is a concrete tee beam carrying Minor P-29.4 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, projected to reach 100 by 2044. The structure is 83 ft (25.3 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesMinor P-29.4
CrossesTrib. to East Marsh Ck.
Location1.5E of Formoso
RouteCounty Highway 4508
StateKansas
Coordinates39.78404, -97.96107
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
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 rating15 US tons
Inventory rating15 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length83 ft (25.3 m)
Longest span25 ft (7.5 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$660,000 (2018 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Minor P-29.4 over Trib. to East Marsh Ck. built?

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

What condition is Minor P-29.4 over Trib. to East Marsh Ck. in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2024.

How much traffic does Minor P-29.4 over Trib. to East Marsh Ck. carry?

About 100 vehicles per day (2018 count).

How long is Minor P-29.4 over Trib. to East Marsh Ck.?

The structure is 83 ft (25.3 m) long with a longest span of 25 ft (7.5 m) and a deck 26 ft wide.

Who owns Minor P-29.4 over Trib. to East Marsh Ck.?

It is owned by the County Highway Agency.