US Bridges

E 800 N over Fall River Canal

Fair

Fremont County, Idaho · 0.2 N. 2.6 E. Chester · Structure no. 000000000032065

Built
1976
49 years old
Condition
Fair
inspected November 2024
Type
Tee Beam
Prestressed Concrete
Length
32 ft
1 main span
Daily traffic
50
2023 count
Owner
County
County Highway Agency

About this bridge

E 800 N over Fall River Canal is a prestressed concrete tee beam carrying E 800 N over Fall River Canal in Fremont County, Idaho. It was built in 1976, so it is 49 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 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 50 vehicles a day, roughly 10% of them trucks, projected to reach 75 by 2039. The structure is 32 ft (9.8 m) long and 28 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesE 800 N
CrossesFall River Canal
Location0.2 N. 2.6 E. Chester
RouteCounty Highway 0
StateIdaho
Coordinates43.99947, -111.52378
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating30 US tons
Inventory rating18 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length32 ft (9.8 m)
Longest span31 ft (9.4 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2023)
Projected traffic75 by 2039
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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$341,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E 800 N over Fall River Canal built?

It was built in 1976, making it 49 years old in 2025.

What condition is E 800 N over Fall River Canal 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 Fall River Canal carry?

About 50 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is E 800 N over Fall River Canal?

The structure is 32 ft (9.8 m) long with a longest span of 31 ft (9.4 m) and a deck 28 ft wide.

Who owns E 800 N over Fall River Canal?

It is owned by the County Highway Agency.