US Bridges

Taylor Ave over Pigeon Creek

PoorPosted for load

Harrison County, Iowa · 078420102 · Structure no. 000000000177201

Built
1920
105 years old, rebuilt 1986
Condition
Poor
inspected December 2024
Type
Truss - Thru
Steel
Length
133 ft
1 main span
Daily traffic
40
2022 count
Owner
County
County Highway Agency

About this bridge

Taylor Ave over Pigeon Creek is a steel truss - thru carrying Taylor Ave over Pigeon Creek in Harrison County, Iowa. It was built in 1920 and reconstructed in 1986, so it is 105 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 4 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: posted for load restriction.

It carries about 40 vehicles a day, projected to reach 40 by 2044. The structure is 133 ft (40.5 m) long and 18 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesTaylor Ave
CrossesPigeon Creek
Location078420102
RouteCounty Highway 0
StateIowa
Coordinates41.60224, -95.63203
Functional classRural Local

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating20 US tons
Inventory rating14.6 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1 (+2 approach)
Design loadUnknown
Structure length133 ft (40.5 m)
Longest span60 ft (18.3 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2022)
Projected traffic40 by 2044
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Taylor Ave over Pigeon Creek built?

It was built in 1920, making it 105 years old in 2025. It was reconstructed in 1986.

What condition is Taylor Ave over Pigeon 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 December 2024.

How much traffic does Taylor Ave over Pigeon Creek carry?

About 40 vehicles per day (2022 count).

How long is Taylor Ave over Pigeon Creek?

The structure is 133 ft (40.5 m) long with a longest span of 60 ft (18.3 m) and a deck 18 ft wide.

Who owns Taylor Ave over Pigeon Creek?

It is owned by the County Highway Agency.