US Bridges

US 63 NB over 100th Street

Good

Wapello County, Iowa · 0.9 Mi. N of N Jct. US 34 · Structure no. 000000000609140

Built
2007
18 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
178 ft
3 main spans
Daily traffic
3,000
2022 count
Owner
State
State Highway Agency

About this bridge

US 63 NB over 100th Street is a prestressed concrete stringer/multi-beam or girder carrying US 63 NB over 100th Street in Wapello County, Iowa. It was built in 2007, so it is 18 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 3,000 vehicles a day, roughly 33% of them trucks, projected to reach 3,000 by 2042. The structure is 178 ft (54.3 m) long and 43 ft wide.

CarriesUS 63 NB
Crosses100th Street
Location0.9 Mi. N of N Jct. US 34
RouteU.S. Route 63
StateIowa
Coordinates41.02716, -92.37989
Functional classUrban Other Principal Arterial

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.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.9 US tons
Inventory rating36.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length178 ft (54.3 m)
Longest span82 ft (25 m)
Deck width43 ft (13 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2022)
Projected traffic3,000 by 2042
Trucks33%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 US 63 NB over 100th Street built?

It was built in 2007, making it 18 years old in 2025.

What condition is US 63 NB over 100th Street 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 US 63 NB over 100th Street carry?

About 3,000 vehicles per day (2022 count), of which roughly 33% are trucks.

How long is US 63 NB over 100th Street?

The structure is 178 ft (54.3 m) long with a longest span of 82 ft (25 m) and a deck 43 ft wide.

Who owns US 63 NB over 100th Street?

It is owned by the State Highway Agency.