US Bridges

Coll 7552 over W Fk Big Blue River

Good

Clay County, Nebraska · 5N US6 Adams Cl · Structure no. C001820140

Built
1983
42 years old
Condition
Good
inspected November 2023
Type
Tee Beam
Prestressed Concrete
Length
72 ft
3 main spans
Daily traffic
100
1998 count
Owner
County
County Highway Agency

About this bridge

Coll 7552 over W Fk Big Blue River is a prestressed concrete tee beam carrying Coll 7552 over W Fk Big Blue River in Clay County, Nebraska. It was built in 1983, so it is 42 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 100 vehicles a day, projected to reach 170 by 2041. The structure is 72 ft (21.9 m) long and 30 ft wide. If it were closed, the detour would be 37.3 mi (60 km).

CarriesColl 7552
CrossesW Fk Big Blue River
Location5N US6 Adams Cl
RouteCounty Highway 7552
Coordinates40.6567, -98.2783
Functional classRural Minor Collector

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 protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating22 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length72 ft (21.9 m)
Longest span30 ft (9.1 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (1998)
Projected traffic170 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed37.3 mi (60 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 Coll 7552 over W Fk Big Blue River built?

It was built in 1983, making it 42 years old in 2025.

What condition is Coll 7552 over W Fk Big 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 November 2023.

How much traffic does Coll 7552 over W Fk Big Blue River carry?

About 100 vehicles per day (1998 count).

How long is Coll 7552 over W Fk Big Blue River?

The structure is 72 ft (21.9 m) long with a longest span of 30 ft (9.1 m) and a deck 30 ft wide.

Who owns Coll 7552 over W Fk Big Blue River?

It is owned by the County Highway Agency.