US Bridges

E36 over Stein Creek

Poor

Tama County, Iowa · 084132401 · Structure no. 000000000049790

Built
1959
66 years old
Condition
Poor
inspected September 2024
Type
Slab
Concrete Continuous
Length
127 ft
3 main spans
Daily traffic
314
2022 count
Owner
County
County Highway Agency

About this bridge

E36 over Stein Creek is a concrete continuous slab carrying E36 over Stein Creek in Tama County, Iowa. It was built in 1959, so it is 66 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 3 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.

It carries about 314 vehicles a day, roughly 14% of them trucks, projected to reach 314 by 2044. The structure is 127 ft (38.7 m) long and 34 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

CarriesE36
CrossesStein Creek
Location084132401
RouteCounty Highway 0
StateIowa
Coordinates42.07949, -92.30044
Functional classRural Major Collector

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating51.3 US tons
Inventory rating30.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length127 ft (38.7 m)
Longest span48 ft (14.6 m)
Deck width34 ft (10.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic314 (2022)
Projected traffic314 by 2044
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.2 mi (39 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 E36 over Stein Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is E36 over Stein 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 2024.

How much traffic does E36 over Stein Creek carry?

About 314 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is E36 over Stein Creek?

The structure is 127 ft (38.7 m) long with a longest span of 48 ft (14.6 m) and a deck 34 ft wide.

Who owns E36 over Stein Creek?

It is owned by the County Highway Agency.