US Bridges

CO RD B16 over Turkey River

Good

Winneshiek County, Iowa · 000000000 · Structure no. 000000000052791

Built
2009
16 years old
Condition
Good
inspected April 2023
Type
Slab
Concrete Continuous
Length
150 ft
3 main spans
Daily traffic
1,522
2022 count
Owner
County
County Highway Agency

About this bridge

CO RD B16 over Turkey River is a concrete continuous slab carrying CO RD B16 over Turkey River in Winneshiek County, Iowa. It was built in 2009, so it is 16 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 1,522 vehicles a day, roughly 18% of them trucks, projected to reach 1,522 by 2043. The structure is 150 ft (45.7 m) long and 30 ft wide.

CarriesCO RD B16
CrossesTurkey River
Location000000000
RouteCounty Highway 0
StateIowa
Coordinates43.20098, -91.94845
Functional classRural Major Collector

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 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83 US tons
Inventory rating49.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span59 ft (18 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,522 (2022)
Projected traffic1,522 by 2043
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CO RD B16 over Turkey River built?

It was built in 2009, making it 16 years old in 2025.

What condition is CO RD B16 over Turkey River 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 2023.

How much traffic does CO RD B16 over Turkey River carry?

About 1,522 vehicles per day (2022 count), of which roughly 18% are trucks.

How long is CO RD B16 over Turkey River?

The structure is 150 ft (45.7 m) long with a longest span of 59 ft (18 m) and a deck 30 ft wide.

Who owns CO RD B16 over Turkey River?

It is owned by the County Highway Agency.