US Bridges

Local over Br of Maple River

Good

Ida County, Iowa · 089390202 · Structure no. 000000000187281

Built
1996
29 years old
Condition
Good
inspected February 2024
Type
Slab
Concrete Continuous
Length
100 ft
3 main spans
Daily traffic
21
2022 count
Owner
County
County Highway Agency

About this bridge

Local over Br of Maple River is a concrete continuous slab carrying Local over Br of Maple River in Ida County, Iowa. It was built in 1996, so it is 29 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 21 vehicles a day, projected to reach 21 by 2044. The structure is 100 ft (30.5 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLocal
CrossesBr of Maple River
Location089390202
RouteCounty Highway 0
StateIowa
Coordinates42.55651, -95.42731
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 protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 48 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 alignment7: Better than present minimum criteria
Operating rating88.2 US tons
Inventory rating52.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span40 ft (12.2 m)
Deck width27 ft (8.3 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21 (2022)
Projected traffic21 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Local over Br of Maple River built?

It was built in 1996, making it 29 years old in 2025.

What condition is Local over Br of Maple 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 February 2024.

How much traffic does Local over Br of Maple River carry?

About 21 vehicles per day (2022 count).

How long is Local over Br of Maple River?

The structure is 100 ft (30.5 m) long with a longest span of 40 ft (12.2 m) and a deck 27 ft wide.

Who owns Local over Br of Maple River?

It is owned by the County Highway Agency.