US Bridges

FM over Middle Branch 102 River

Good

Taylor County, Iowa · 069340508 · Structure no. 000000000322771

Built
1986
39 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
192 ft
3 main spans
Daily traffic
15
2021 count
Owner
County
County Highway Agency

About this bridge

FM over Middle Branch 102 River is a prestressed concrete stringer/multi-beam or girder carrying FM over Middle Branch 102 River in Taylor County, Iowa. It was built in 1986, so it is 39 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 15 vehicles a day, projected to reach 15 by 2043. The structure is 192 ft (58.5 m) long and 27 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFM
CrossesMiddle Branch 102 River
Location069340508
RouteCounty Highway 0
StateIowa
Coordinates40.80216, -94.78573
Functional classRural Major Collector

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 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 evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.4 US tons
Inventory rating32.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length192 ft (58.5 m)
Longest span69 ft (21 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2021)
Projected traffic15 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM over Middle Branch 102 River built?

It was built in 1986, making it 39 years old in 2025.

What condition is FM over Middle Branch 102 River 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 May 2023.

How much traffic does FM over Middle Branch 102 River carry?

About 15 vehicles per day (2021 count).

How long is FM over Middle Branch 102 River?

The structure is 192 ft (58.5 m) long with a longest span of 69 ft (21 m) and a deck 27 ft wide.

Who owns FM over Middle Branch 102 River?

It is owned by the County Highway Agency.