US Bridges

Road 309 over Stream

Good

Clay County, Nebraska · 2.5S 1E Glenvil · Structure no. C001813400

Built
2011
14 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
32 ft
1 main span
Daily traffic
40
2012 count
Owner
County
County Highway Agency

About this bridge

Road 309 over Stream is a concrete stringer/multi-beam or girder carrying Road 309 over Stream in Clay County, Nebraska. It was built in 2011, so it is 14 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 40 vehicles a day, projected to reach 45 by 2041. The structure is 32 ft (9.8 m) long and 29 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

Location

Open in Google Maps
CarriesRoad 309
CrossesStream
Location2.5S 1E Glenvil
RouteCounty Highway 309
CountyClay County
StateNebraska
Coordinates40.4665, -98.2377
Functional classRural Local

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 evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.3 US tons
Inventory rating26.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span30 ft (9.1 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2012)
Projected traffic45 by 2041
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 Road 309 over Stream built?

It was built in 2011, making it 14 years old in 2025.

What condition is Road 309 over Stream 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 Road 309 over Stream carry?

About 40 vehicles per day (2012 count).

How long is Road 309 over Stream?

The structure is 32 ft (9.8 m) long with a longest span of 30 ft (9.1 m) and a deck 29 ft wide.

Who owns Road 309 over Stream?

It is owned by the County Highway Agency.