US Bridges

3600 North RD over Cedar Draw

Fair

Twin Falls County, Idaho · 3.0S 0.7E Filer;jrdn Cor · Structure no. 000000000025415

Built
1963
62 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
24 ft
1 main span
Daily traffic
350
2023 count
Owner
Local
Other Local Agency

About this bridge

3600 North RD over Cedar Draw is a steel stringer/multi-beam or girder carrying 3600 North RD over Cedar Draw in Twin Falls County, Idaho. It was built in 1963, so it is 62 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 350 vehicles a day, roughly 10% of them trucks, projected to reach 525 by 2039. The structure is 24 ft (7.3 m) long and 23 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries3600 North RD
CrossesCedar Draw
Location3.0S 0.7E Filer;jrdn Cor
RouteCounty Highway 0
StateIdaho
Coordinates42.52025, -114.59642
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 inspectionFebruary 2023
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span23 ft (7 m)
Deck width23 ft (7.1 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2023)
Projected traffic525 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

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$312,000 (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 3600 North RD over Cedar Draw built?

It was built in 1963, making it 62 years old in 2025.

What condition is 3600 North RD over Cedar Draw 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 February 2023.

How much traffic does 3600 North RD over Cedar Draw carry?

About 350 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is 3600 North RD over Cedar Draw?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (7 m) and a deck 23 ft wide.

Who owns 3600 North RD over Cedar Draw?

It is owned by the Other Local Agency.