US Bridges

SH 5 over Benewah Creek

Fair

Benewah County, Idaho · @ Chatcolet Ecl · Structure no. 000000000010201

Built
1996
29 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
116 ft
1 main span
Daily traffic
2,600
2023 count
Owner
State
State Highway Agency

About this bridge

SH 5 over Benewah Creek is a prestressed concrete stringer/multi-beam or girder carrying SH 5 over Benewah Creek in Benewah County, Idaho. It was built in 1996, so it is 29 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 2,600 vehicles a day, roughly 23% of them trucks, projected to reach 3,900 by 2042. The structure is 116 ft (35.4 m) long and 38 ft wide. If it were closed, the detour would be 67.7 mi (109 km).

Location

Open in Google Maps
CarriesSH 5
CrossesBenewah Creek
Location@ Chatcolet Ecl
RouteState Highway 5
CountyBenewah County
StateIdaho
Coordinates47.33628, -116.68328
Functional classRural 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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length116 ft (35.4 m)
Longest span114 ft (34.7 m)
Deck width38 ft (11.6 m)
Roadway width35 ft (10.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,600 (2023)
Projected traffic3,900 by 2042
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed67.7 mi (109 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 5 over Benewah Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is SH 5 over Benewah 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 July 2023.

How much traffic does SH 5 over Benewah Creek carry?

About 2,600 vehicles per day (2023 count), of which roughly 23% are trucks.

How long is SH 5 over Benewah Creek?

The structure is 116 ft (35.4 m) long with a longest span of 114 ft (34.7 m) and a deck 38 ft wide.

Who owns SH 5 over Benewah Creek?

It is owned by the State Highway Agency.