US Bridges

STC7632;HILAND Ave over G Canal

Fair

Cassia County, Idaho · 100 S 50 E;hiland Ave · Structure no. 000000000024140

Built
1973
52 years old
Condition
Fair
inspected March 2024
Type
Tee Beam
Prestressed Concrete
Length
26 ft
1 main span
Daily traffic
2,700
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

STC7632;HILAND Ave over G Canal is a prestressed concrete tee beam carrying STC7632;HILAND Ave over G Canal in Cassia County, Idaho. It was built in 1973, so it is 52 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 2,700 vehicles a day, roughly 5% of them trucks, projected to reach 4,050 by 2042. The structure is 26 ft (7.9 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSTC7632;HILAND Ave
CrossesG Canal
Location100 S 50 E;hiland Ave
RouteCity Street 7632
CountyCassia County
StateIdaho
Coordinates42.51869, -113.78339
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38 US tons
Inventory rating23 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length26 ft (7.9 m)
Longest span25 ft (7.6 m)
Deck width36 ft (10.9 m)
Roadway width34 ft (10.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,700 (2023)
Projected traffic4,050 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 STC7632;HILAND Ave over G Canal built?

It was built in 1973, making it 52 years old in 2025.

What condition is STC7632;HILAND Ave over G 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 March 2024.

How much traffic does STC7632;HILAND Ave over G Canal carry?

About 2,700 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is STC7632;HILAND Ave over G Canal?

The structure is 26 ft (7.9 m) long with a longest span of 25 ft (7.6 m) and a deck 36 ft wide.

Who owns STC7632;HILAND Ave over G Canal?

It is owned by the City or Municipal Highway Agency.