US Bridges

Road 748 over Plum Creek Trib

Good

Frontier County, Nebraska · .5NE of Eustis · Structure no. C003250615

Built
1935
90 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
200
2003 count
Owner
County
County Highway Agency

About this bridge

Road 748 over Plum Creek Trib is a concrete culvert carrying Road 748 over Plum Creek Trib in Frontier County, Nebraska. It was built in 1935, so it is 90 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 200 vehicles a day, roughly 10% of them trucks, projected to reach 340 by 2033. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 18.6 mi (30 km).

CarriesRoad 748
CrossesPlum Creek Trib
Location.5NE of Eustis
RouteCounty Highway 506
Coordinates40.671, -100.017
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating24.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length21 ft (6.4 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2003)
Projected traffic340 by 2033
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18.6 mi (30 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 Road 748 over Plum Creek Trib built?

It was built in 1935, making it 90 years old in 2025.

What condition is Road 748 over Plum Creek Trib 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 September 2023.

How much traffic does Road 748 over Plum Creek Trib carry?

About 200 vehicles per day (2003 count), of which roughly 10% are trucks.

How long is Road 748 over Plum Creek Trib?

The structure is 21 ft (6.4 m) long with a longest span of 11 ft (3.4 m).

Who owns Road 748 over Plum Creek Trib?

It is owned by the County Highway Agency.