US Bridges

CO RD H31 over US 63

Good

Wapello County, Iowa · 1.5 Mi. N of N Jct. US 34 · Structure no. 000000000609135

Built
2005
20 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
439 ft
4 main spans
Daily traffic
850
2022 count
Owner
State
State Highway Agency

About this bridge

CO RD H31 over US 63 is a prestressed concrete stringer/multi-beam or girder carrying CO RD H31 over US 63 in Wapello County, Iowa. It was built in 2005, so it is 20 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 850 vehicles a day, projected to reach 850 by 2043. The structure is 439 ft (133.8 m) long and 39 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCO RD H31
CrossesUS 63
Location1.5 Mi. N of N Jct. US 34
RouteCounty Highway 0
StateIowa
Coordinates41.03481, -92.37587
Functional classUrban Minor Arterial

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 inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating39.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length439 ft (133.8 m)
Longest span126 ft (38.4 m)
Deck width39 ft (11.8 m)
Roadway width35 ft (10.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic850 (2022)
Projected traffic850 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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 CO RD H31 over US 63 built?

It was built in 2005, making it 20 years old in 2025.

What condition is CO RD H31 over US 63 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 November 2023.

How much traffic does CO RD H31 over US 63 carry?

About 850 vehicles per day (2022 count).

How long is CO RD H31 over US 63?

The structure is 439 ft (133.8 m) long with a longest span of 126 ft (38.4 m) and a deck 39 ft wide.

Who owns CO RD H31 over US 63?

It is owned by the State Highway Agency.