US Bridges

11-G.6 Rs 307 over Little Arkansas River

Good

Harvey County, Kansas · 0.6N of Halstead · Structure no. 000000000400290

Built
2000
25 years old
Condition
Good
inspected April 2024
Type
Slab
Concrete Continuous
Length
328 ft
6 main spans
Daily traffic
1,622
2006 count
Owner
County
County Highway Agency

About this bridge

11-G.6 Rs 307 over Little Arkansas River is a concrete continuous slab carrying 11-G.6 Rs 307 over Little Arkansas River in Harvey County, Kansas. It was built in 2000, so it is 25 years old, younger 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 1,622 vehicles a day, roughly 10% of them trucks, projected to reach 1,895 by 2042. The structure is 328 ft (100 m) long and 27 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Carries11-G.6 Rs 307
CrossesLittle Arkansas River
Location0.6N of Halstead
RouteCounty Highway 307
StateKansas
Coordinates38.00806, -97.51861
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 protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.7 US tons
Inventory rating46.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length328 ft (100 m)
Longest span59 ft (18 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic1,622 (2006)
Projected traffic1,895 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 11-G.6 Rs 307 over Little Arkansas River built?

It was built in 2000, making it 25 years old in 2025.

What condition is 11-G.6 Rs 307 over Little Arkansas 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 April 2024.

How much traffic does 11-G.6 Rs 307 over Little Arkansas River carry?

About 1,622 vehicles per day (2006 count), of which roughly 10% are trucks.

How long is 11-G.6 Rs 307 over Little Arkansas River?

The structure is 328 ft (100 m) long with a longest span of 59 ft (18 m) and a deck 27 ft wide.

Who owns 11-G.6 Rs 307 over Little Arkansas River?

It is owned by the County Highway Agency.