US Bridges

Dayton Ave over UPRR

Good

Story County, Iowa · A88500545 · Structure no. 000000000504525

Built
2002
23 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
221 ft
3 main spans
Daily traffic
10,233
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Dayton Ave over UPRR is a prestressed concrete stringer/multi-beam or girder carrying Dayton Ave over UPRR in Story County, Iowa. It was built in 2002, so it is 23 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 10,233 vehicles a day, projected to reach 10,233 by 2043. The structure is 221 ft (67.4 m) long and 76 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesDayton Ave
CrossesUPRR
LocationA88500545
RouteCity Street 0
StateIowa
Coordinates42.02759, -93.58146
Functional classUrban Minor Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating43.5 US tons
Inventory rating40.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length221 ft (67.4 m)
Longest span82 ft (25 m)
Deck width76 ft (23.3 m)
Roadway width61 ft (18.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,233 (2022)
Projected traffic10,233 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Dayton Ave over UPRR built?

It was built in 2002, making it 23 years old in 2025.

What condition is Dayton Ave over UPRR 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 Dayton Ave over UPRR carry?

About 10,233 vehicles per day (2022 count).

How long is Dayton Ave over UPRR?

The structure is 221 ft (67.4 m) long with a longest span of 82 ft (25 m) and a deck 76 ft wide.

Who owns Dayton Ave over UPRR?

It is owned by the City or Municipal Highway Agency.