US Bridges

E 800 N over S. Branch Fall River Cnl

FairPosted for load

Fremont County, Idaho · 0.1 N. 1.7 E. Chester · Structure no. 000000000032110

Built
1963
62 years old
Condition
Fair
inspected November 2024
Type
Tee Beam
Prestressed Concrete
Length
33 ft
1 main span
Daily traffic
240
2023 count
Owner
County
County Highway Agency

About this bridge

E 800 N over S. Branch Fall River Cnl is a prestressed concrete tee beam carrying E 800 N over S. Branch Fall River Cnl in Fremont County, Idaho. It was built in 1963, so it is 62 years old, older than the Idaho average of 45.3 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. Its operating status is: posted for load restriction.

It carries about 240 vehicles a day, roughly 5% of them trucks, projected to reach 360 by 2039. The structure is 33 ft (10.1 m) long and 44 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesE 800 N
CrossesS. Branch Fall River Cnl
Location0.1 N. 1.7 E. Chester
RouteCounty Highway 0
StateIdaho
Coordinates43.99867, -111.54242
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating37.7 US tons
Inventory rating18.8 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length33 ft (10.1 m)
Longest span32 ft (9.8 m)
Deck width44 ft (13.5 m)
Roadway width42 ft (12.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic240 (2023)
Projected traffic360 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$381,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was E 800 N over S. Branch Fall River Cnl built?

It was built in 1963, making it 62 years old in 2025.

What condition is E 800 N over S. Branch Fall River Cnl 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 November 2024.

How much traffic does E 800 N over S. Branch Fall River Cnl carry?

About 240 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is E 800 N over S. Branch Fall River Cnl?

The structure is 33 ft (10.1 m) long with a longest span of 32 ft (9.8 m) and a deck 44 ft wide.

Who owns E 800 N over S. Branch Fall River Cnl?

It is owned by the County Highway Agency.