US Bridges

Bunker Hill Rd. over Beers Creek

Fair

Jones County, Iowa · 084011305 · Structure no. 000000000207061

Built
1977
48 years old
Condition
Fair
inspected March 2023
Type
Tee Beam
Prestressed Concrete
Length
46 ft
1 main span
Daily traffic
11
2022 count
Owner
County
County Highway Agency

About this bridge

Bunker Hill Rd. over Beers Creek is a prestressed concrete tee beam carrying Bunker Hill Rd. over Beers Creek in Jones County, Iowa. It was built in 1977, so it is 48 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 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 11 vehicles a day, projected to reach 11 by 2043. The structure is 46 ft (14 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesBunker Hill Rd.
CrossesBeers Creek
Location084011305
RouteCounty Highway 0
CountyJones County
StateIowa
Coordinates42.08526, -90.89909
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.4 US tons
Inventory rating27.1 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 20
Structure length46 ft (14 m)
Longest span45 ft (13.7 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11 (2022)
Projected traffic11 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Bunker Hill Rd. over Beers Creek built?

It was built in 1977, making it 48 years old in 2025.

What condition is Bunker Hill Rd. over Beers 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 March 2023.

How much traffic does Bunker Hill Rd. over Beers Creek carry?

About 11 vehicles per day (2022 count).

How long is Bunker Hill Rd. over Beers Creek?

The structure is 46 ft (14 m) long with a longest span of 45 ft (13.7 m) and a deck 24 ft wide.

Who owns Bunker Hill Rd. over Beers Creek?

It is owned by the County Highway Agency.