US Bridges

Oasis Road over I 84;SAND Hollow Ic

Good

Canyon County, Idaho · 8.7 W. Caldwell · Structure no. 000000000027561

Built
2018
7 years old
Condition
Good
inspected June 2021
Type
Tee Beam
Prestressed Concrete
Length
224 ft
2 main spans
Daily traffic
2,100
2023 count
Owner
State
State Highway Agency

About this bridge

Oasis Road over I 84;SAND Hollow Ic is a prestressed concrete tee beam carrying Oasis Road over I 84;SAND Hollow Ic in Canyon County, Idaho. It was built in 2018, so it is 7 years old, younger than the Idaho average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,100 vehicles a day, roughly 7% of them trucks, projected to reach 3,150 by 2042. The structure is 224 ft (68.3 m) long and 42 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesOasis Road
CrossesI 84;SAND Hollow Ic
Location8.7 W. Caldwell
RouteCounty Highway 0
CountyCanyon County
StateIdaho
Coordinates43.80606, -116.75231
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.8 US tons
Inventory rating47.8 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHL 93
Structure length224 ft (68.3 m)
Longest span110 ft (33.5 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,100 (2023)
Projected traffic3,150 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Oasis Road over I 84;SAND Hollow Ic built?

It was built in 2018, making it 7 years old in 2025.

What condition is Oasis Road over I 84;SAND Hollow Ic 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 June 2021.

How much traffic does Oasis Road over I 84;SAND Hollow Ic carry?

About 2,100 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Oasis Road over I 84;SAND Hollow Ic?

The structure is 224 ft (68.3 m) long with a longest span of 110 ft (33.5 m) and a deck 42 ft wide.

Who owns Oasis Road over I 84;SAND Hollow Ic?

It is owned by the State Highway Agency.