US Bridges

FAS 3635 over Manns Branch

Fair

Johnson County, Nebraska · JCT N41/N50 3E 2.9N · Structure no. C004913715

Built
1999
26 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete
Length
44 ft
3 main spans
Daily traffic
25
2011 count
Owner
County
County Highway Agency

About this bridge

FAS 3635 over Manns Branch is a concrete culvert carrying FAS 3635 over Manns Branch in Johnson County, Nebraska. It was built in 1999, so it is 26 years old, younger 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 6 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 25 vehicles a day, projected to reach 45 by 2033. The structure is 44 ft (13.4 m) long. If it were closed, the detour would be 62.1 mi (100 km).

Location

Open in Google Maps
CarriesFAS 3635
CrossesManns Branch
LocationJCT N41/N50 3E 2.9N
RouteCounty Highway 3635
CountyJohnson County
StateNebraska
Coordinates40.4632, -96.1228
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
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating24.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length44 ft (13.4 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2011)
Projected traffic45 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed62.1 mi (100 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 3635 over Manns Branch built?

It was built in 1999, making it 26 years old in 2025.

What condition is FAS 3635 over Manns Branch 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 October 2024.

How much traffic does FAS 3635 over Manns Branch carry?

About 25 vehicles per day (2011 count).

How long is FAS 3635 over Manns Branch?

The structure is 44 ft (13.4 m) long with a longest span of 14 ft (4.3 m).

Who owns FAS 3635 over Manns Branch?

It is owned by the County Highway Agency.