US Bridges

Fuller Road over Black Canyon Canal

Fair

Gem County, Idaho · 1.6 N. 3.4 E. Emmett · Structure no. 000000000028050

Built
1976
49 years old
Condition
Fair
inspected October 2022
Type
Tee Beam
Prestressed Concrete
Length
72 ft
1 main span
Daily traffic
100
2023 count
Owner
County
County Highway Agency

About this bridge

Fuller Road over Black Canyon Canal is a prestressed concrete tee beam carrying Fuller Road over Black Canyon Canal in Gem 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 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 150 by 2039. The structure is 72 ft (21.9 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFuller Road
CrossesBlack Canyon Canal
Location1.6 N. 3.4 E. Emmett
RouteCounty Highway 0
StateIdaho
Coordinates43.89996, -116.43243
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 inspectionOctober 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating32.7 US tons
Inventory rating22.8 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length72 ft (21.9 m)
Longest span70 ft (21.3 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic150 by 2039
Trucks10%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Fuller Road over Black Canyon Canal built?

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

What condition is Fuller Road over Black Canyon 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 October 2022.

How much traffic does Fuller Road over Black Canyon Canal carry?

About 100 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Fuller Road over Black Canyon Canal?

The structure is 72 ft (21.9 m) long with a longest span of 70 ft (21.3 m) and a deck 28 ft wide.

Who owns Fuller Road over Black Canyon Canal?

It is owned by the County Highway Agency.