US Bridges

Deer Ck RD over Deer Creek

Fair

Johnson County, Iowa · 079070102 · Structure no. 000000000204091

Built
1972
53 years old
Condition
Fair
inspected May 2023
Type
Slab
Concrete Continuous
Length
91 ft
3 main spans
Daily traffic
1,363
2021 count
Owner
County
County Highway Agency

About this bridge

Deer Ck RD over Deer Creek is a concrete continuous slab carrying Deer Ck RD over Deer Creek in Johnson 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 fair condition with a lowest component rating of 5 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 1,363 vehicles a day, projected to reach 1,363 by 2043. The structure is 91 ft (27.7 m) long and 32 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesDeer Ck RD
CrossesDeer Creek
Location079070102
RouteCity Street 0
StateIowa
Coordinates41.6874, -91.6179
Functional classUrban 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
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 evaluation5: Somewhat better than minimum adequacy to tolerate being 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 rating59.6 US tons
Inventory rating38.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length91 ft (27.7 m)
Longest span34 ft (10.4 m)
Deck width32 ft (9.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,363 (2021)
Projected traffic1,363 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Deer Ck RD over Deer Creek built?

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

What condition is Deer Ck RD over Deer 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 2023.

How much traffic does Deer Ck RD over Deer Creek carry?

About 1,363 vehicles per day (2021 count).

How long is Deer Ck RD over Deer Creek?

The structure is 91 ft (27.7 m) long with a longest span of 34 ft (10.4 m) and a deck 32 ft wide.

Who owns Deer Ck RD over Deer Creek?

It is owned by the County Highway Agency.