US Bridges

Ia 93 over Stream

Fair

Bremer County, Iowa · 0.7 Mi. W of Jct. SR V62 · Structure no. 000000000015740

Built
1936
89 years old, rebuilt 1959
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
63 ft
1 main span
Daily traffic
4,300
2022 count
Owner
State
State Highway Agency

About this bridge

Ia 93 over Stream is a steel stringer/multi-beam or girder carrying Ia 93 over Stream in Bremer County, Iowa. It was built in 1936 and reconstructed in 1959, so it is 89 years old, older than the Iowa average of 45.5 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 4,300 vehicles a day, roughly 4% of them trucks, projected to reach 4,300 by 2043. The structure is 63 ft (19.1 m) long and 60 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesIa 93
CrossesStream
Location0.7 Mi. W of Jct. SR V62
RouteState Highway 93
CountyBremer County
StateIowa
Coordinates42.84745, -92.10499
Functional classRural Minor Arterial

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating37.6 US tons
Inventory rating22.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length63 ft (19.1 m)
Longest span62 ft (18.9 m)
Deck width60 ft (18.3 m)
Roadway width48 ft (14.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,300 (2022)
Projected traffic4,300 by 2043
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ia 93 over Stream built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1959.

What condition is Ia 93 over Stream 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 Ia 93 over Stream carry?

About 4,300 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Ia 93 over Stream?

The structure is 63 ft (19.1 m) long with a longest span of 62 ft (18.9 m) and a deck 60 ft wide.

Who owns Ia 93 over Stream?

It is owned by the State Highway Agency.