US Bridges

1200 South Road over Clover Creek

FairPosted for load

Gooding County, Idaho · 6.9 N. 3.0 W. Bliss · Structure no. 000000000024465

Built
1915
110 years old, rebuilt 1987
Condition
Fair
inspected March 2023
Type
Truss - Thru
Steel
Length
39 ft
1 main span
Daily traffic
50
2023 count
Owner
Local
Other Local Agency

About this bridge

1200 South Road over Clover Creek is a steel truss - thru carrying 1200 South Road over Clover Creek in Gooding County, Idaho. It was built in 1915 and reconstructed in 1987, so it is 110 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. Its operating status is: posted for load restriction.

It carries about 50 vehicles a day, roughly 10% of them trucks, projected to reach 75 by 2039. The structure is 39 ft (11.9 m) long and 18 ft wide. If it were closed, the detour would be 5 mi (8 km).

Carries1200 South Road
CrossesClover Creek
Location6.9 N. 3.0 W. Bliss
RouteCounty Highway 0
StateIdaho
Coordinates43.02483, -115.00908
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating15 US tons
Inventory rating9 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1
Design loadH 15
Structure length39 ft (11.9 m)
Longest span36 ft (11 m)
Deck width18 ft (5.4 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2023)
Projected traffic75 by 2039
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther Local Agency
Maintained byOther Local Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$416,000 (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 1200 South Road over Clover Creek built?

It was built in 1915, making it 110 years old in 2025. It was reconstructed in 1987.

What condition is 1200 South Road over Clover 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 1200 South Road over Clover Creek carry?

About 50 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is 1200 South Road over Clover Creek?

The structure is 39 ft (11.9 m) long with a longest span of 36 ft (11 m) and a deck 18 ft wide.

Who owns 1200 South Road over Clover Creek?

It is owned by the Other Local Agency.