US Bridges

Firth Rd/Fas 3250 over M Br Big Nemaha R(x 205)

Good

Lancaster County, Nebraska · JCT US77/S-55G 6S 4.2E · Structure no. C005517215

Built
2016
9 years old
Condition
Good
inspected December 2022
Type
Slab
Concrete Continuous
Length
125 ft
3 main spans
Daily traffic
1,235
2017 count
Owner
County
County Highway Agency

About this bridge

Firth Rd/Fas 3250 over M Br Big Nemaha R(x 205) is a concrete continuous slab carrying Firth Rd/Fas 3250 over M Br Big Nemaha R(x 205) in Lancaster County, Nebraska. It was built in 2016, so it is 9 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.

It carries about 1,235 vehicles a day, projected to reach 2,099 by 2042. The structure is 125 ft (38.1 m) long and 34 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

Location

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CarriesFirth Rd/Fas 3250
CrossesM Br Big Nemaha R(x 205)
LocationJCT US77/S-55G 6S 4.2E
RouteCounty Highway 3250
CountyLancaster County
StateNebraska
Coordinates40.538, -96.6304
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating40.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length125 ft (38.1 m)
Longest span50 ft (15.2 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,235 (2017)
Projected traffic2,099 by 2042
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Firth Rd/Fas 3250 over M Br Big Nemaha R(x 205) built?

It was built in 2016, making it 9 years old in 2025.

What condition is Firth Rd/Fas 3250 over M Br Big Nemaha R(x 205) 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 December 2022.

How much traffic does Firth Rd/Fas 3250 over M Br Big Nemaha R(x 205) carry?

About 1,235 vehicles per day (2017 count).

How long is Firth Rd/Fas 3250 over M Br Big Nemaha R(x 205)?

The structure is 125 ft (38.1 m) long with a longest span of 50 ft (15.2 m) and a deck 34 ft wide.

Who owns Firth Rd/Fas 3250 over M Br Big Nemaha R(x 205)?

It is owned by the County Highway Agency.