US Bridges

Coll 7304 over Birdwood Creek

Good

Lincoln County, Nebraska · 4.5N 3E of Sutherland · Structure no. C005602205

Built
2005
20 years old
Condition
Good
inspected October 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
82 ft
1 main span
Daily traffic
40
1998 count
Owner
County
County Highway Agency

About this bridge

Coll 7304 over Birdwood Creek is a steel stringer/multi-beam or girder carrying Coll 7304 over Birdwood Creek in Lincoln County, Nebraska. It was built in 2005, so it is 20 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 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 40 vehicles a day, projected to reach 40 by 2033. The structure is 82 ft (25 m) long and 31 ft wide. If it were closed, the detour would be 118.1 mi (190 km).

CarriesColl 7304
CrossesBirdwood Creek
Location4.5N 3E of Sutherland
RouteCounty Highway 7304
Coordinates41.2215, -101.07
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
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 evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating37.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length82 ft (25 m)
Longest span80 ft (24.4 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (1998)
Projected traffic40 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed118.1 mi (190 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 Coll 7304 over Birdwood Creek built?

It was built in 2005, making it 20 years old in 2025.

What condition is Coll 7304 over Birdwood 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 7304 over Birdwood Creek carry?

About 40 vehicles per day (1998 count).

How long is Coll 7304 over Birdwood Creek?

The structure is 82 ft (25 m) long with a longest span of 80 ft (24.4 m) and a deck 31 ft wide.

Who owns Coll 7304 over Birdwood Creek?

It is owned by the County Highway Agency.