US Bridges

Coll 7949 over Deer Creek

Fair

Washington County, Nebraska · 1.7S 3E Fort Calhoun · Structure no. C008905105P

Built
1979
46 years old, rebuilt 2004
Condition
Fair
inspected August 2024
Type
Tee Beam
Prestressed Concrete
Length
41 ft
1 main span
Daily traffic
80
1998 count
Owner
County
County Highway Agency

About this bridge

Coll 7949 over Deer Creek is a prestressed concrete tee beam carrying Coll 7949 over Deer Creek in Washington County, Nebraska. It was built in 1979 and reconstructed in 2004, so it is 46 years old, younger than the Nebraska average of 47.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 80 vehicles a day, projected to reach 136 by 2033. The structure is 41 ft (12.5 m) long and 41 ft wide. If it were closed, the detour would be 62.1 mi (100 km).

CarriesColl 7949
CrossesDeer Creek
Location1.7S 3E Fort Calhoun
RouteCounty Highway 7949
Coordinates41.425, -95.9583
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.2 US tons
Inventory rating36.4 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length41 ft (12.5 m)
Longest span40 ft (12.2 m)
Deck width41 ft (12.5 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (1998)
Projected traffic136 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed62.1 mi (100 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 7949 over Deer Creek built?

It was built in 1979, making it 46 years old in 2025. It was reconstructed in 2004.

What condition is Coll 7949 over Deer Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does Coll 7949 over Deer Creek carry?

About 80 vehicles per day (1998 count).

How long is Coll 7949 over Deer Creek?

The structure is 41 ft (12.5 m) long with a longest span of 40 ft (12.2 m) and a deck 41 ft wide.

Who owns Coll 7949 over Deer Creek?

It is owned by the County Highway Agency.