US Bridges

No Marion RD over Justins Creek

Fair

Linn County, Iowa · 086063004 · Structure no. 000000000223091

Built
1997
28 years old
Condition
Fair
inspected May 2024
Type
Slab
Wood or Timber
Length
37 ft
2 main spans
Daily traffic
29
2022 count
Owner
County
County Highway Agency

About this bridge

No Marion RD over Justins Creek is a wood or timber slab carrying No Marion RD over Justins Creek in Linn County, Iowa. It was built in 1997, so it is 28 years old, younger 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 29 vehicles a day, projected to reach 29 by 2044. The structure is 37 ft (11.3 m) long and 25 ft wide.

Location

Open in Google Maps
CarriesNo Marion RD
CrossesJustins Creek
Location086063004
RouteCounty Highway 0
CountyLinn County
StateIowa
Coordinates42.22986, -91.59742
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadHS 20
Structure length37 ft (11.3 m)
Longest span18 ft (5.5 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29 (2022)
Projected traffic29 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 No Marion RD over Justins Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is No Marion RD over Justins 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 May 2024.

How much traffic does No Marion RD over Justins Creek carry?

About 29 vehicles per day (2022 count).

How long is No Marion RD over Justins Creek?

The structure is 37 ft (11.3 m) long with a longest span of 18 ft (5.5 m) and a deck 25 ft wide.

Who owns No Marion RD over Justins Creek?

It is owned by the County Highway Agency.