US Bridges

Coll 7797 over Pearl Creek

Good

Cedar County, Nebraska · 5.5S 1W of Hartington · Structure no. C001422110

Built
2007
18 years old
Condition
Good
inspected October 2022
Type
Slab
Concrete Continuous
Length
140 ft
3 main spans
Daily traffic
115
1998 count
Owner
County
County Highway Agency

About this bridge

Coll 7797 over Pearl Creek is a concrete continuous slab carrying Coll 7797 over Pearl Creek in Cedar County, Nebraska. It was built in 2007, so it is 18 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 115 vehicles a day, projected to reach 195 by 2033. The structure is 140 ft (42.7 m) long and 31 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

CarriesColl 7797
CrossesPearl Creek
Location5.5S 1W of Hartington
RouteCounty Highway 7797
Coordinates42.5324, -97.2894
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 inspectionOctober 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.4 US tons
Inventory rating40.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length140 ft (42.7 m)
Longest span56 ft (17.1 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic115 (1998)
Projected traffic195 by 2033
Trucks0%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Coll 7797 over Pearl Creek built?

It was built in 2007, making it 18 years old in 2025.

What condition is Coll 7797 over Pearl 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 October 2022.

How much traffic does Coll 7797 over Pearl Creek carry?

About 115 vehicles per day (1998 count).

How long is Coll 7797 over Pearl Creek?

The structure is 140 ft (42.7 m) long with a longest span of 56 ft (17.1 m) and a deck 31 ft wide.

Who owns Coll 7797 over Pearl Creek?

It is owned by the County Highway Agency.