US Bridges

Floyd Line St. over Stream

Good

Butler County, Iowa · 093170401 · Structure no. 000000000089591

Built
2001
24 years old
Condition
Good
inspected April 2024
Type
Tee Beam
Prestressed Concrete
Length
38 ft
1 main span
Daily traffic
29
2022 count
Owner
County
County Highway Agency

About this bridge

Floyd Line St. over Stream is a prestressed concrete tee beam carrying Floyd Line St. over Stream in Butler County, Iowa. It was built in 2001, so it is 24 years old, younger than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 29 vehicles a day, projected to reach 29 by 2044. The structure is 38 ft (11.6 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFloyd Line St.
CrossesStream
Location093170401
RouteCounty Highway 0
StateIowa
Coordinates42.90735, -92.854
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.7 US tons
Inventory rating39.4 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length38 ft (11.6 m)
Longest span37 ft (11.3 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29 (2022)
Projected traffic29 by 2044
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$170 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Floyd Line St. over Stream built?

It was built in 2001, making it 24 years old in 2025.

What condition is Floyd Line St. over Stream in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2024.

How much traffic does Floyd Line St. over Stream carry?

About 29 vehicles per day (2022 count).

How long is Floyd Line St. over Stream?

The structure is 38 ft (11.6 m) long with a longest span of 37 ft (11.3 m) and a deck 28 ft wide.

Who owns Floyd Line St. over Stream?

It is owned by the County Highway Agency.