US Bridges

Fm-Sycamore RD over Pigeon Creek

FairPosted for load

Pottawattamie County, Iowa · 077423001 · Structure no. 000000000290470

Built
1958
67 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
203 ft
3 main spans
Daily traffic
45
2022 count
Owner
County
County Highway Agency

About this bridge

Fm-Sycamore RD over Pigeon Creek is a steel continuous stringer/multi-beam or girder carrying Fm-Sycamore RD over Pigeon Creek in Pottawattamie County, Iowa. It was built in 1958, so it is 67 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for other load-capacity restriction.

It carries about 45 vehicles a day, projected to reach 45 by 2042. The structure is 203 ft (61.9 m) long and 22 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFm-Sycamore RD
CrossesPigeon Creek
Location077423001
RouteCounty Highway 0
StateIowa
Coordinates41.4484, -95.72679
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.3 US tons
Inventory rating26.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length203 ft (61.9 m)
Longest span78 ft (23.8 m)
Deck width22 ft (6.6 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45 (2022)
Projected traffic45 by 2042
Trucks0%
Lanes on structure2
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Fm-Sycamore RD over Pigeon Creek built?

It was built in 1958, making it 67 years old in 2025.

What condition is Fm-Sycamore RD over Pigeon Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2024.

How much traffic does Fm-Sycamore RD over Pigeon Creek carry?

About 45 vehicles per day (2022 count).

How long is Fm-Sycamore RD over Pigeon Creek?

The structure is 203 ft (61.9 m) long with a longest span of 78 ft (23.8 m) and a deck 22 ft wide.

Who owns Fm-Sycamore RD over Pigeon Creek?

It is owned by the County Highway Agency.