US Bridges

S 88th Ave E over Small Stream

Good

Jasper County, Iowa · 078170205 · Structure no. 000000000195041

Built
2017
8 years old
Condition
Good
inspected April 2021
Type
Stringer/Multi-beam or Girder
Steel
Length
73 ft
1 main span
Daily traffic
104
2022 count
Owner
County
County Highway Agency

About this bridge

S 88th Ave E over Small Stream is a steel stringer/multi-beam or girder carrying S 88th Ave E over Small Stream in Jasper 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 104 vehicles a day, projected to reach 104 by 2043. The structure is 73 ft (22.3 m) long and 25 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesS 88th Ave E
CrossesSmall Stream
Location078170205
RouteCounty Highway 0
CountyJasper County
StateIowa
Coordinates41.58147, -92.78135
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 inspectionApril 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable 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 rating72.8 US tons
Inventory rating43.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length73 ft (22.3 m)
Longest span69 ft (21 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic104 (2022)
Projected traffic104 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 S 88th Ave E over Small Stream built?

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

What condition is S 88th Ave E 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 April 2021.

How much traffic does S 88th Ave E over Small Stream carry?

About 104 vehicles per day (2022 count).

How long is S 88th Ave E over Small Stream?

The structure is 73 ft (22.3 m) long with a longest span of 69 ft (21 m) and a deck 25 ft wide.

Who owns S 88th Ave E over Small Stream?

It is owned by the County Highway Agency.