US Bridges

Y40 over US 61

Good

Scott County, Iowa · 1.6 Mi. E of SR Y36 · Structure no. 000000000607470

Built
2000
25 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
224 ft
2 main spans
Daily traffic
1,666
2022 count
Owner
State
State Highway Agency

About this bridge

Y40 over US 61 is a prestressed concrete stringer/multi-beam or girder carrying Y40 over US 61 in Scott County, Iowa. It was built in 2000, so it is 25 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,666 vehicles a day, projected to reach 1,666 by 2043. The structure is 224 ft (68.3 m) long and 43 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesY40
CrossesUS 61
Location1.6 Mi. E of SR Y36
RouteCity Street 0
StateIowa
Coordinates41.51799, -90.7656
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating95 US tons
Inventory rating35.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length224 ft (68.3 m)
Longest span111 ft (33.8 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,666 (2022)
Projected traffic1,666 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Y40 over US 61 built?

It was built in 2000, making it 25 years old in 2025.

What condition is Y40 over US 61 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 September 2023.

How much traffic does Y40 over US 61 carry?

About 1,666 vehicles per day (2022 count).

How long is Y40 over US 61?

The structure is 224 ft (68.3 m) long with a longest span of 111 ft (33.8 m) and a deck 43 ft wide.

Who owns Y40 over US 61?

It is owned by the State Highway Agency.