US Bridges

Irr/Fas 3560 over Middle Creek

Good

Thurston County, Nebraska · JCT N9/S-87A 4N 1.4E · Structure no. C008700813

Built
1977
48 years old
Condition
Good
inspected October 2022
Type
Slab
Concrete Continuous
Length
122 ft
3 main spans
Daily traffic
105
2011 count
Owner
County
County Highway Agency

About this bridge

Irr/Fas 3560 over Middle Creek is a concrete continuous slab carrying Irr/Fas 3560 over Middle Creek in Thurston County, Nebraska. It was built in 1977, so it is 48 years old, older 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 105 vehicles a day, projected to reach 145 by 2042. The structure is 122 ft (37.2 m) long and 31 ft wide. If it were closed, the detour would be 49.7 mi (80 km).

CarriesIrr/Fas 3560
CrossesMiddle Creek
LocationJCT N9/S-87A 4N 1.4E
RouteCounty Highway 3560
Coordinates42.235, -96.7006
Functional classRural Major 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 rating75 US tons
Inventory rating40.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length122 ft (37.2 m)
Longest span48 ft (14.6 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic105 (2011)
Projected traffic145 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 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 Irr/Fas 3560 over Middle Creek built?

It was built in 1977, making it 48 years old in 2025.

What condition is Irr/Fas 3560 over Middle 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 Irr/Fas 3560 over Middle Creek carry?

About 105 vehicles per day (2011 count).

How long is Irr/Fas 3560 over Middle Creek?

The structure is 122 ft (37.2 m) long with a longest span of 48 ft (14.6 m) and a deck 31 ft wide.

Who owns Irr/Fas 3560 over Middle Creek?

It is owned by the County Highway Agency.