US Bridges

Local over Br Middle Fork English

Good

Iowa County, Iowa · 078112612 · Structure no. 000000000188501

Built
2004
21 years old
Condition
Good
inspected February 2023
Type
Slab
Concrete Continuous
Length
87 ft
3 main spans
Daily traffic
140
2022 count
Owner
County
County Highway Agency

About this bridge

Local over Br Middle Fork English is a concrete continuous slab carrying Local over Br Middle Fork English in Iowa County, Iowa. It was built in 2004, so it is 21 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 140 vehicles a day, projected to reach 140 by 2043. The structure is 87 ft (26.5 m) long and 27 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesLocal
CrossesBr Middle Fork English
Location078112612
RouteCounty Highway 0
StateIowa
Coordinates41.53, -92.08475
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating83.3 US tons
Inventory rating49.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length87 ft (26.5 m)
Longest span34 ft (10.4 m)
Deck width27 ft (8.3 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic140 (2022)
Projected traffic140 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Local over Br Middle Fork English built?

It was built in 2004, making it 21 years old in 2025.

What condition is Local over Br Middle Fork English 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 February 2023.

How much traffic does Local over Br Middle Fork English carry?

About 140 vehicles per day (2022 count).

How long is Local over Br Middle Fork English?

The structure is 87 ft (26.5 m) long with a longest span of 34 ft (10.4 m) and a deck 27 ft wide.

Who owns Local over Br Middle Fork English?

It is owned by the County Highway Agency.