US Bridges

Jackson Ave over Small Stream

Good

Chickasaw County, Iowa · 094110700 · Structure no. 000000000005391

Built
2005
20 years old
Condition
Good
inspected March 2024
Type
Slab
Concrete Continuous
Length
103 ft
3 main spans
Daily traffic
291
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Jackson Ave over Small Stream is a concrete continuous slab carrying Jackson Ave over Small Stream in Chickasaw County, Iowa. It was built in 2005, so it is 20 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 291 vehicles a day, projected to reach 291 by 2044. The structure is 103 ft (31.4 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesJackson Ave
CrossesSmall Stream
Location094110700
RouteCity Street 0
CountyChickasaw County
StateIowa
Coordinates42.96778, -92.19464
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 protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable 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 length103 ft (31.4 m)
Longest span39 ft (11.9 m)
Deck width39 ft (11.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic291 (2022)
Projected traffic291 by 2044
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$17,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Jackson Ave over Small Stream built?

It was built in 2005, making it 20 years old in 2025.

What condition is Jackson Ave over Small Stream 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 March 2024.

How much traffic does Jackson Ave over Small Stream carry?

About 291 vehicles per day (2022 count).

How long is Jackson Ave over Small Stream?

The structure is 103 ft (31.4 m) long with a longest span of 39 ft (11.9 m) and a deck 39 ft wide.

Who owns Jackson Ave over Small Stream?

It is owned by the City or Municipal Highway Agency.