US Bridges

Newport Rd. over Small Creek

PoorPosted for load

Jones County, Iowa · 084033402 · Structure no. 000000000207640

Built
1945
80 years old, rebuilt 1958
Condition
Poor
inspected December 2022
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
38 ft
2 main spans
Daily traffic
62
2022 count
Owner
County
County Highway Agency

About this bridge

Newport Rd. over Small Creek is a wood or timber stringer/multi-beam or girder carrying Newport Rd. over Small Creek in Jones County, Iowa. It was built in 1945 and reconstructed in 1958, so it is 80 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 62 vehicles a day, projected to reach 62 by 2043. The structure is 38 ft (11.6 m) long and 22 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNewport Rd.
CrossesSmall Creek
Location084033402
RouteCounty Highway 0
StateIowa
Coordinates42.03422, -91.18686
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2022
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating31.7 US tons
Inventory rating23 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span18 ft (5.5 m)
Deck width22 ft (6.6 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic62 (2022)
Projected traffic62 by 2043
Trucks0%
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 Newport Rd. over Small Creek built?

It was built in 1945, making it 80 years old in 2025. It was reconstructed in 1958.

What condition is Newport Rd. over Small 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 2022.

How much traffic does Newport Rd. over Small Creek carry?

About 62 vehicles per day (2022 count).

How long is Newport Rd. over Small Creek?

The structure is 38 ft (11.6 m) long with a longest span of 18 ft (5.5 m) and a deck 22 ft wide.

Who owns Newport Rd. over Small Creek?

It is owned by the County Highway Agency.