US Bridges

Wells Ferry RD over Spencer Creek

Poor

Scott County, Iowa · 078E50804 · Structure no. 000000000302301

Built
1972
53 years old
Condition
Poor
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
67 ft
1 main span
Daily traffic
1,700
2022 count
Owner
County
County Highway Agency

About this bridge

Wells Ferry RD over Spencer Creek is a steel stringer/multi-beam or girder carrying Wells Ferry RD over Spencer Creek in Scott County, Iowa. It was built in 1972, so it is 53 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.

It carries about 1,700 vehicles a day, roughly 7% of them trucks, projected to reach 1,700 by 2043. The structure is 67 ft (20.4 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesWells Ferry RD
CrossesSpencer Creek
Location078E50804
RouteCounty Highway 0
StateIowa
Coordinates41.57456, -90.41418
Functional classUrban 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
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.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating45 US tons
Inventory rating25.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length67 ft (20.4 m)
Longest span66 ft (20.1 m)
Deck width29 ft (8.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,700 (2022)
Projected traffic1,700 by 2043
Trucks7%
Lanes on structure2
Traffic directionTwo-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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Wells Ferry RD over Spencer Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is Wells Ferry RD over Spencer 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 May 2023.

How much traffic does Wells Ferry RD over Spencer Creek carry?

About 1,700 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Wells Ferry RD over Spencer Creek?

The structure is 67 ft (20.4 m) long with a longest span of 66 ft (20.1 m) and a deck 29 ft wide.

Who owns Wells Ferry RD over Spencer Creek?

It is owned by the County Highway Agency.