US Bridges

NE 108th ST over Camp Creek

PoorClosed to traffic

Polk County, Iowa · 079222604 · Structure no. 000000000281090

Built
1950
75 years old, rebuilt 1975
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
80 ft
3 main spans
Daily traffic
467
2023 count
Owner
County
County Highway Agency

About this bridge

NE 108th ST over Camp Creek is a steel stringer/multi-beam or girder carrying NE 108th ST over Camp Creek in Polk County, Iowa. It was built in 1950 and reconstructed in 1975, so it is 75 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: closed to all traffic.

It carries about 467 vehicles a day, projected to reach 467 by 2044. The structure is 80 ft (24.4 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesNE 108th ST
CrossesCamp Creek
Location079222604
RouteCounty Highway 0
StateIowa
Coordinates41.62047, -93.37752
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusClosed to all traffic
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating32 US tons
Inventory rating19.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span26 ft (7.9 m)
Deck width24 ft (7.2 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic467 (2023)
Projected traffic467 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was NE 108th ST over Camp Creek built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1975.

What condition is NE 108th ST over Camp Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does NE 108th ST over Camp Creek carry?

About 467 vehicles per day (2023 count).

How long is NE 108th ST over Camp Creek?

The structure is 80 ft (24.4 m) long with a longest span of 26 ft (7.9 m) and a deck 24 ft wide.

Who owns NE 108th ST over Camp Creek?

It is owned by the County Highway Agency.