US Bridges

H48 Doyle ST over Bee Creek

Good

Clarke County, Iowa · 071262203 · Structure no. 000000000113991

Built
2017
8 years old
Condition
Good
inspected September 2023
Type
Slab
Steel
Length
60 ft
1 main span
Daily traffic
26
2022 count
Owner
County
County Highway Agency

About this bridge

H48 Doyle ST over Bee Creek is a steel slab carrying H48 Doyle ST over Bee Creek in Clarke County, Iowa. It was built in 2017, so it is 8 years old, younger than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 26 vehicles a day, projected to reach 26 by 2043. The structure is 60 ft (18.3 m) long and 25 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesH48 Doyle ST
CrossesBee Creek
Location071262203
RouteCounty Highway 0
CountyClarke County
StateIowa
Coordinates40.94178, -93.83051
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating57.4 US tons
Inventory rating36.2 US tons

Structure

Structure typeSlab
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length60 ft (18.3 m)
Longest span59 ft (18 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26 (2022)
Projected traffic26 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$30,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was H48 Doyle ST over Bee Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is H48 Doyle ST over Bee Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does H48 Doyle ST over Bee Creek carry?

About 26 vehicles per day (2022 count).

How long is H48 Doyle ST over Bee Creek?

The structure is 60 ft (18.3 m) long with a longest span of 59 ft (18 m) and a deck 25 ft wide.

Who owns H48 Doyle ST over Bee Creek?

It is owned by the County Highway Agency.