US Bridges

S31B Hildreth Spur over W Br Thompson Creek

Good

Franklin County, Nebraska · 2E Hildreth · Structure no. SS31B00272

Built
1961
64 years old
Condition
Good
inspected April 2023
Type
Slab
Concrete Continuous
Length
86 ft
3 main spans
Daily traffic
320
2018 count
Owner
State
State Highway Agency

About this bridge

S31B Hildreth Spur over W Br Thompson Creek is a concrete continuous slab carrying S31B Hildreth Spur over W Br Thompson Creek in Franklin County, Nebraska. It was built in 1961, so it is 64 years old, older than the Nebraska average of 47.1 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 320 vehicles a day, roughly 6% of them trucks, projected to reach 416 by 2038. The structure is 86 ft (26.2 m) long and 33 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

CarriesS31B Hildreth Spur
CrossesW Br Thompson Creek
Location2E Hildreth
RouteState Highway 0S31B
Coordinates40.3361, -99.0046
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 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.7 US tons
Inventory rating37.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length86 ft (26.2 m)
Longest span34 ft (10.4 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic320 (2018)
Projected traffic416 by 2038
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.1 mi (50 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 S31B Hildreth Spur over W Br Thompson Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is S31B Hildreth Spur over W Br Thompson Creek 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 2023.

How much traffic does S31B Hildreth Spur over W Br Thompson Creek carry?

About 320 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is S31B Hildreth Spur over W Br Thompson Creek?

The structure is 86 ft (26.2 m) long with a longest span of 34 ft (10.4 m) and a deck 33 ft wide.

Who owns S31B Hildreth Spur over W Br Thompson Creek?

It is owned by the State Highway Agency.