US Bridges

Coll 7816 over Silver Creek

GoodPosted for load

Otoe County, Nebraska · 4N .8W Douglas · Structure no. C006602010

Built
1994
31 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
71 ft
1 main span
Daily traffic
60
1998 count
Owner
County
County Highway Agency

About this bridge

Coll 7816 over Silver Creek is a steel stringer/multi-beam or girder carrying Coll 7816 over Silver Creek in Otoe County, Nebraska. It was built in 1994, so it is 31 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. Its operating status is: posted for load restriction.

It carries about 60 vehicles a day, projected to reach 60 by 2033. The structure is 71 ft (21.5 m) long and 24 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

CarriesColl 7816
CrossesSilver Creek
Location4N .8W Douglas
RouteCounty Highway 7816
Coordinates40.6535, -96.4073
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating19.8 US tons
Inventory rating12.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length71 ft (21.5 m)
Longest span69 ft (21 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (1998)
Projected traffic60 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Coll 7816 over Silver Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is Coll 7816 over Silver 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 November 2024.

How much traffic does Coll 7816 over Silver Creek carry?

About 60 vehicles per day (1998 count).

How long is Coll 7816 over Silver Creek?

The structure is 71 ft (21.5 m) long with a longest span of 69 ft (21 m) and a deck 24 ft wide.

Who owns Coll 7816 over Silver Creek?

It is owned by the County Highway Agency.