US Bridges

Bunch Drive over M. Fk. Payette River

Fair

Boise County, Idaho · 5.5 N. 2.0 E. Crouch · Structure no. 000000000026692

Built
1995
30 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
92 ft
1 main span
Daily traffic
50
2023 count
Owner
County
County Highway Agency

About this bridge

Bunch Drive over M. Fk. Payette River is a steel stringer/multi-beam or girder carrying Bunch Drive over M. Fk. Payette River in Boise County, Idaho. It was built in 1995, so it is 30 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 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 50 vehicles a day, roughly 5% of them trucks, projected to reach 75 by 2039. The structure is 92 ft (28 m) long and 14 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesBunch Drive
CrossesM. Fk. Payette River
Location5.5 N. 2.0 E. Crouch
RouteCounty Highway 0
CountyBoise County
StateIdaho
Coordinates44.18853, -115.94378
Functional classRural Local

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating99.9 US tons
Inventory rating70 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length92 ft (28 m)
Longest span90 ft (27.4 m)
Deck width14 ft (4.3 m)
Roadway width13 ft (4.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2023)
Projected traffic75 by 2039
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$818,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Bunch Drive over M. Fk. Payette River built?

It was built in 1995, making it 30 years old in 2025.

What condition is Bunch Drive over M. Fk. Payette River 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 August 2024.

How much traffic does Bunch Drive over M. Fk. Payette River carry?

About 50 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Bunch Drive over M. Fk. Payette River?

The structure is 92 ft (28 m) long with a longest span of 90 ft (27.4 m) and a deck 14 ft wide.

Who owns Bunch Drive over M. Fk. Payette River?

It is owned by the County Highway Agency.