US Bridges

4200 North Road over Deep Creek

Good

Twin Falls County, Idaho · 0.6 N. 4.4 W. Buhl · Structure no. 000000000025391

Built
2023
2 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
132
2023 count
Owner
County
County Highway Agency

About this bridge

4200 North Road over Deep Creek is a prestressed concrete stringer/multi-beam or girder carrying 4200 North Road over Deep Creek in Twin Falls County, Idaho. It was built in 2023, so it is 2 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 132 vehicles a day, roughly 10% of them trucks, projected to reach 198 by 2039. The structure is 50 ft (15.2 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries4200 North Road
CrossesDeep Creek
Location0.6 N. 4.4 W. Buhl
RouteCounty Highway 0
StateIdaho
Coordinates42.60794, -114.84728
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.9 US tons
Inventory rating64.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length50 ft (15.2 m)
Longest span47 ft (14.3 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic132 (2023)
Projected traffic198 by 2039
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 4200 North Road over Deep Creek built?

It was built in 2023, making it 2 years old in 2025.

What condition is 4200 North Road over Deep Creek 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 July 2023.

How much traffic does 4200 North Road over Deep Creek carry?

About 132 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is 4200 North Road over Deep Creek?

The structure is 50 ft (15.2 m) long with a longest span of 47 ft (14.3 m) and a deck 36 ft wide.

Who owns 4200 North Road over Deep Creek?

It is owned by the County Highway Agency.