US Bridges

Local over East Branch Salt Creek

PoorPosted for load

Tama County, Iowa · 085133401 · Structure no. 000000000319590

Built
1969
56 years old
Condition
Poor
inspected September 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
32 ft
1 main span
Daily traffic
39
2022 count
Owner
County
County Highway Agency

About this bridge

Local over East Branch Salt Creek is a steel stringer/multi-beam or girder carrying Local over East Branch Salt Creek in Tama County, Iowa. It was built in 1969, so it is 56 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 39 vehicles a day, projected to reach 39 by 2043. The structure is 32 ft (9.8 m) long and 20 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesLocal
CrossesEast Branch Salt Creek
Location085133401
RouteCounty Highway 0
StateIowa
Coordinates42.13773, -92.34352
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2022
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating31.4 US tons
Inventory rating21.1 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span31 ft (9.4 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39 (2022)
Projected traffic39 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Local over East Branch Salt Creek built?

It was built in 1969, making it 56 years old in 2025.

What condition is Local over East Branch Salt Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2022.

How much traffic does Local over East Branch Salt Creek carry?

About 39 vehicles per day (2022 count).

How long is Local over East Branch Salt Creek?

The structure is 32 ft (9.8 m) long with a longest span of 31 ft (9.4 m) and a deck 20 ft wide.

Who owns Local over East Branch Salt Creek?

It is owned by the County Highway Agency.