US Bridges

Rs 1493 5.5-W.7 over Trib. Little Blue River

GoodPosted for load

Washington County, Kansas · 3.2W 3.0N of Hanover · Structure no. 000000001010780

Built
1987
38 years old
Condition
Good
inspected March 2023
Type
Slab
Concrete Continuous
Length
123 ft
3 main spans
Daily traffic
95
2014 count
Owner
County
County Highway Agency

About this bridge

Rs 1493 5.5-W.7 over Trib. Little Blue River is a concrete continuous slab carrying Rs 1493 5.5-W.7 over Trib. Little Blue River in Washington County, Kansas. It was built in 1987, so it is 38 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. Its operating status is: posted for load restriction.

It carries about 95 vehicles a day, roughly 10% of them trucks, projected to reach 114 by 2043. The structure is 123 ft (37.5 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRs 1493 5.5-W.7
CrossesTrib. Little Blue River
Location3.2W 3.0N of Hanover
RouteCounty Highway 1493
StateKansas
Coordinates39.93628, -96.9412
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.5 US tons
Inventory rating35.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length123 ft (37.5 m)
Longest span48 ft (14.5 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic95 (2014)
Projected traffic114 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Rs 1493 5.5-W.7 over Trib. Little Blue River built?

It was built in 1987, making it 38 years old in 2025.

What condition is Rs 1493 5.5-W.7 over Trib. Little Blue 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 March 2023.

How much traffic does Rs 1493 5.5-W.7 over Trib. Little Blue River carry?

About 95 vehicles per day (2014 count), of which roughly 10% are trucks.

How long is Rs 1493 5.5-W.7 over Trib. Little Blue River?

The structure is 123 ft (37.5 m) long with a longest span of 48 ft (14.5 m) and a deck 28 ft wide.

Who owns Rs 1493 5.5-W.7 over Trib. Little Blue River?

It is owned by the County Highway Agency.