US Bridges

V56 19th Ave over Prairie Creek

Good

Benton County, Iowa · 082111502 · Structure no. 000000000070491

Built
2015
10 years old
Condition
Good
inspected April 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
167 ft
3 main spans
Daily traffic
157
2022 count
Owner
County
County Highway Agency

About this bridge

V56 19th Ave over Prairie Creek is a prestressed concrete stringer/multi-beam or girder carrying V56 19th Ave over Prairie Creek in Benton County, Iowa. It was built in 2015, so it is 10 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 157 vehicles a day, roughly 18% of them trucks, projected to reach 157 by 2043. The structure is 167 ft (50.9 m) long and 33 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesV56 19th Ave
CrossesPrairie Creek
Location082111502
RouteCounty Highway 0
StateIowa
Coordinates41.91536, -92.12327
Functional classRural Minor Collector

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 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 alignment7: Better than present minimum criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length167 ft (50.9 m)
Longest span61 ft (18.6 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic157 (2022)
Projected traffic157 by 2043
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 V56 19th Ave over Prairie Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is V56 19th Ave over Prairie 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 2021.

How much traffic does V56 19th Ave over Prairie Creek carry?

About 157 vehicles per day (2022 count), of which roughly 18% are trucks.

How long is V56 19th Ave over Prairie Creek?

The structure is 167 ft (50.9 m) long with a longest span of 61 ft (18.6 m) and a deck 33 ft wide.

Who owns V56 19th Ave over Prairie Creek?

It is owned by the County Highway Agency.