US Bridges

WB Ia 163 over Camp Creek

Good

Polk County, Iowa · 6.9 Mi. E of Jct. U.S. 65 · Structure no. 000000000041001

Built
2007
18 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
203 ft
3 main spans
Daily traffic
6,300
2022 count
Owner
State
State Highway Agency

About this bridge

WB Ia 163 over Camp Creek is a steel continuous stringer/multi-beam or girder carrying WB Ia 163 over Camp Creek in Polk 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 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 6,300 vehicles a day, roughly 19% of them trucks, projected to reach 6,300 by 2044. The structure is 203 ft (61.9 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWB Ia 163
CrossesCamp Creek
Location6.9 Mi. E of Jct. U.S. 65
RouteState Highway 163
StateIowa
Coordinates41.60093, -93.36506
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.2 US tons
Inventory rating45.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length203 ft (61.9 m)
Longest span80 ft (24.4 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,300 (2022)
Projected traffic6,300 by 2044
Trucks19%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was WB Ia 163 over Camp Creek built?

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

What condition is WB Ia 163 over Camp Creek 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 2024.

How much traffic does WB Ia 163 over Camp Creek carry?

About 6,300 vehicles per day (2022 count), of which roughly 19% are trucks.

How long is WB Ia 163 over Camp Creek?

The structure is 203 ft (61.9 m) long with a longest span of 80 ft (24.4 m) and a deck 43 ft wide.

Who owns WB Ia 163 over Camp Creek?

It is owned by the State Highway Agency.