US Bridges

FAS 3674 over Muddy Creek

Fair

Nemaha County, Nebraska · JCT N105/S-64B .9W · Structure no. C006401810

Built
1940
85 years old
Condition
Fair
inspected July 2023
Type
Truss - Thru
Steel
Length
51 ft
1 main span
Daily traffic
125
2011 count
Owner
County
County Highway Agency

About this bridge

FAS 3674 over Muddy Creek is a steel truss - thru carrying FAS 3674 over Muddy Creek in Nemaha County, Nebraska. It was built in 1940, so it is 85 years old, older 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 5 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 125 vehicles a day, projected to reach 145 by 2033. The structure is 51 ft (15.5 m) long and 20 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

Location

Open in Google Maps
CarriesFAS 3674
CrossesMuddy Creek
LocationJCT N105/S-64B .9W
RouteCounty Highway 3674
CountyNemaha County
StateNebraska
Coordinates40.4072, -96.0256
Functional classRural Major 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.9 US tons
Inventory rating32 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length51 ft (15.5 m)
Longest span50 ft (15.2 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2011)
Projected traffic145 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18.6 mi (30 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 3674 over Muddy Creek built?

It was built in 1940, making it 85 years old in 2025.

What condition is FAS 3674 over Muddy 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 July 2023.

How much traffic does FAS 3674 over Muddy Creek carry?

About 125 vehicles per day (2011 count).

How long is FAS 3674 over Muddy Creek?

The structure is 51 ft (15.5 m) long with a longest span of 50 ft (15.2 m) and a deck 20 ft wide.

Who owns FAS 3674 over Muddy Creek?

It is owned by the County Highway Agency.