US Bridges

25.5/MONTGOMERY over Elk River

Good

Elk County, Kansas · 1.1S of Longton · Structure no. 000000000250070

Built
1968
57 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
315 ft
4 main spans
Daily traffic
105
2019 count
Owner
County
County Highway Agency

About this bridge

25.5/MONTGOMERY over Elk River is a steel continuous stringer/multi-beam or girder carrying 25.5/MONTGOMERY over Elk River in Elk County, Kansas. It was built in 1968, so it is 57 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.

It carries about 105 vehicles a day, roughly 10% of them trucks, projected to reach 125 by 2044. The structure is 315 ft (96 m) long and 29 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

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Carries25.5/MONTGOMERY
CrossesElk River
Location1.1S of Longton
RouteCounty Highway 98
CountyElk County
StateKansas
Coordinates37.36541, -96.08227
Functional classRural Major 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating40.2 US tons
Inventory rating24.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length315 ft (96 m)
Longest span87 ft (26.5 m)
Deck width29 ft (8.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic105 (2019)
Projected traffic125 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 25.5/MONTGOMERY over Elk River built?

It was built in 1968, making it 57 years old in 2025.

What condition is 25.5/MONTGOMERY over Elk River 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 August 2024.

How much traffic does 25.5/MONTGOMERY over Elk River carry?

About 105 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is 25.5/MONTGOMERY over Elk River?

The structure is 315 ft (96 m) long with a longest span of 87 ft (26.5 m) and a deck 29 ft wide.

Who owns 25.5/MONTGOMERY over Elk River?

It is owned by the County Highway Agency.