US Bridges

SMA9783;LOCUST Grv over I 84;LOCUST Grove Gs

Fair

Ada County, Idaho · 1.8 SE Meridian · Structure no. 000000000026137

Built
2008
17 years old
Condition
Fair
inspected January 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
275 ft
4 main spans
Daily traffic
20,500
2023 count
Owner
State
State Highway Agency

About this bridge

SMA9783;LOCUST Grv over I 84;LOCUST Grove Gs is a prestressed concrete stringer/multi-beam or girder carrying SMA9783;LOCUST Grv over I 84;LOCUST Grove Gs in Ada County, Idaho. It was built in 2008, so it is 17 years old, younger 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 20,500 vehicles a day, roughly 2% of them trucks, projected to reach 30,750 by 2042. The structure is 275 ft (83.8 m) long and 75 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSMA9783;LOCUST Grv
CrossesI 84;LOCUST Grove Gs
Location1.8 SE Meridian
RouteCity Street 9783
CountyAda County
StateIdaho
Coordinates43.59303, -116.37455
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum 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 rating75 US tons
Inventory rating43 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length275 ft (83.8 m)
Longest span95 ft (29 m)
Deck width75 ft (23 m)
Roadway width59 ft (18.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,500 (2023)
Projected traffic30,750 by 2042
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 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 SMA9783;LOCUST Grv over I 84;LOCUST Grove Gs built?

It was built in 2008, making it 17 years old in 2025.

What condition is SMA9783;LOCUST Grv over I 84;LOCUST Grove Gs 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 January 2022.

How much traffic does SMA9783;LOCUST Grv over I 84;LOCUST Grove Gs carry?

About 20,500 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is SMA9783;LOCUST Grv over I 84;LOCUST Grove Gs?

The structure is 275 ft (83.8 m) long with a longest span of 95 ft (29 m) and a deck 75 ft wide.

Who owns SMA9783;LOCUST Grv over I 84;LOCUST Grove Gs?

It is owned by the State Highway Agency.