US Bridges

Stc 7863;S.5th Ave over Indian Creek

Fair

Canyon County, Idaho · In Caldwell;s. 5th Ave. · Structure no. 000000000027595

Built
1935
90 years old, rebuilt 2009
Condition
Fair
inspected March 2023
Type
Slab
Concrete
Length
37 ft
2 main spans
Daily traffic
3,100
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Stc 7863;S.5th Ave over Indian Creek is a concrete slab carrying Stc 7863;S.5th Ave over Indian Creek in Canyon County, Idaho. It was built in 1935 and reconstructed in 2009, so it is 90 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 3,100 vehicles a day, roughly 6% of them trucks, projected to reach 4,650 by 2042. The structure is 37 ft (11.3 m) long and 140 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesStc 7863;S.5th Ave
CrossesIndian Creek
LocationIn Caldwell;s. 5th Ave.
RouteCity Street 7863
CountyCanyon County
StateIdaho
Coordinates43.66783, -116.69114
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30 US tons
Inventory rating18 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length37 ft (11.3 m)
Longest span18 ft (5.5 m)
Deck width140 ft (42.8 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,100 (2023)
Projected traffic4,650 by 2042
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$847,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Stc 7863;S.5th Ave over Indian Creek built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 2009.

What condition is Stc 7863;S.5th Ave over Indian Creek 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 2023.

How much traffic does Stc 7863;S.5th Ave over Indian Creek carry?

About 3,100 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is Stc 7863;S.5th Ave over Indian Creek?

The structure is 37 ft (11.3 m) long with a longest span of 18 ft (5.5 m) and a deck 140 ft wide.

Who owns Stc 7863;S.5th Ave over Indian Creek?

It is owned by the City or Municipal Highway Agency.