US Bridges

Orange Blvd over Middle Walnut Creek

PoorClosed to traffic

Jefferson County, Iowa · 073092104 · Structure no. 000000000202220

Built
1922
103 years old, rebuilt 1959
Condition
Poor
inspected February 2023
Type
Truss - Thru
Steel
Length
92 ft
1 main span
Daily traffic
15
2022 count
Owner
County
County Highway Agency

About this bridge

Orange Blvd over Middle Walnut Creek is a steel truss - thru carrying Orange Blvd over Middle Walnut Creek in Jefferson County, Iowa. It was built in 1922 and reconstructed in 1959, so it is 103 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 0 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 15 vehicles a day, projected to reach 15 by 2043. The structure is 92 ft (28 m) long and 18 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesOrange Blvd
CrossesMiddle Walnut Creek
Location073092104
RouteCounty Highway 0
StateIowa
Coordinates41.10924, -91.89585
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
Deck0 FailedOut of service and beyond corrective action.
Superstructure0 FailedOut of service and beyond corrective action.
Substructure0 FailedOut of service and beyond corrective action.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourFoundations stable; scour above top of footing
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating0 US tons
Inventory rating0 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length92 ft (28 m)
Longest span90 ft (27.4 m)
Deck width18 ft (5.5 m)
Roadway width17 ft (5.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2022)
Projected traffic15 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Orange Blvd over Middle Walnut Creek built?

It was built in 1922, making it 103 years old in 2025. It was reconstructed in 1959.

What condition is Orange Blvd over Middle Walnut 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 February 2023.

How much traffic does Orange Blvd over Middle Walnut Creek carry?

About 15 vehicles per day (2022 count).

How long is Orange Blvd over Middle Walnut Creek?

The structure is 92 ft (28 m) long with a longest span of 90 ft (27.4 m) and a deck 18 ft wide.

Who owns Orange Blvd over Middle Walnut Creek?

It is owned by the County Highway Agency.