US Bridges

W 108th North over Indian Creek

Good

Jasper County, Iowa · 080211202 · Structure no. 000000000198511

Built
2003
22 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
218 ft
1 main span
Daily traffic
135
2022 count
Owner
County
County Highway Agency

About this bridge

W 108th North over Indian Creek is a prestressed concrete stringer/multi-beam or girder carrying W 108th North over Indian Creek in Jasper County, Iowa. It was built in 2003, so it is 22 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 135 vehicles a day, projected to reach 135 by 2044. The structure is 218 ft (66.4 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesW 108th North
CrossesIndian Creek
Location080211202
RouteCounty Highway 0
CountyJasper County
StateIowa
Coordinates41.75761, -93.25129
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 protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.6 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length218 ft (66.4 m)
Longest span82 ft (25 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic135 (2022)
Projected traffic135 by 2044
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 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 W 108th North over Indian Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is W 108th North over Indian Creek 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 2024.

How much traffic does W 108th North over Indian Creek carry?

About 135 vehicles per day (2022 count).

How long is W 108th North over Indian Creek?

The structure is 218 ft (66.4 m) long with a longest span of 82 ft (25 m) and a deck 33 ft wide.

Who owns W 108th North over Indian Creek?

It is owned by the County Highway Agency.