US Bridges

County Highway over Plum Creek

Good

Boone County, Nebraska · 7W 1.8S ST Edward · Structure no. C000603110

Built
1998
27 years old
Condition
Good
inspected December 2021
Type
Stringer/Multi-beam or Girder
Concrete
Length
59 ft
2 main spans
Daily traffic
20
2003 count
Owner
County
County Highway Agency

About this bridge

County Highway over Plum Creek is a concrete stringer/multi-beam or girder carrying County Highway over Plum Creek in Boone County, Nebraska. It was built in 1998, so it is 27 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 20 vehicles a day, projected to reach 34 by 2041. The structure is 59 ft (18 m) long and 29 ft wide. If it were closed, the detour would be 49.7 mi (80 km).

Location

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CarriesCounty Highway
CrossesPlum Creek
Location7W 1.8S ST Edward
RouteCounty Highway 31
CountyBoone County
StateNebraska
Coordinates41.54, -98.0033
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating70.5 US tons
Inventory rating41.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadUnknown
Structure length59 ft (18 m)
Longest span30 ft (9.1 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2003)
Projected traffic34 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Highway over Plum Creek built?

It was built in 1998, making it 27 years old in 2025.

What condition is County Highway over Plum 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 December 2021.

How much traffic does County Highway over Plum Creek carry?

About 20 vehicles per day (2003 count).

How long is County Highway over Plum Creek?

The structure is 59 ft (18 m) long with a longest span of 30 ft (9.1 m) and a deck 29 ft wide.

Who owns County Highway over Plum Creek?

It is owned by the County Highway Agency.